```
**XPath** (use in browser DevTools):
```
h1
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('h1')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/funding/
- https://nsf.gov/about/
- https://nsf.gov/news/
- https://nsf.gov/about/history/big-ideas
- https://nsf.gov/about/research-areas
- *...and 83 more page(s)*
---
#### Pattern 4: Affects 88 page(s) - 88 occurrence(s)
**Scanner**: axe
**Rule**: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Issue**: All page content should be contained by landmarks
**HTML Pattern**:
```html
The request could not be satisfied.
```
**XPath** (use in browser DevTools):
```
h2
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('h2')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/funding/
- https://nsf.gov/about/
- https://nsf.gov/news/
- https://nsf.gov/about/history/big-ideas
- https://nsf.gov/about/research-areas
- *...and 83 more page(s)*
---
#### Pattern 5: Affects 39 page(s) - 53 occurrence(s)
**Scanner**: axe
**Rule**: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Issue**: All page content should be contained by landmarks
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
.usa-footer__return-to-top
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('.usa-footer__return-to-top')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 34 more page(s)*
---
#### Pattern 6: Affects 37 page(s) - 41 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
Research Security
```
**XPath** (use in browser DevTools):
```
/a
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/a')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 7: Affects 37 page(s) - 41 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
Scientific Integrity
```
**XPath** (use in browser DevTools):
```
/a
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/a')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 8: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
/button[@class="usa-accordion__button usa-nav__link "]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/button[@class="usa-accordion__button usa-nav__link "]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 9: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
/button[@class="usa-accordion__button usa-nav__link "]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/button[@class="usa-accordion__button usa-nav__link "]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 10: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
/button[@class="usa-accordion__button usa-nav__link "]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/button[@class="usa-accordion__button usa-nav__link "]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 11: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
/button[@class="usa-accordion__button usa-nav__link "]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/button[@class="usa-accordion__button usa-nav__link "]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 12: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
```
**XPath** (use in browser DevTools):
```
/button[@id="fba-button"]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/button[@id="fba-button"]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 13: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
...
```
**XPath** (use in browser DevTools):
```
/a[@class="nsf--phone tel"]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/a[@class="nsf--phone tel"]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 14: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
Sign up for email updates
```
**XPath** (use in browser DevTools):
```
/a[@class="nsf--emailsignup"]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/a[@class="nsf--emailsignup"]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
#### Pattern 15: Affects 37 page(s) - 37 occurrence(s)
**Scanner**: ALFA
**Rule**: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**Issue**: Target has insufficient size
**HTML Pattern**:
```html
...
```
**XPath** (use in browser DevTools):
```
/a[@class="social-media-link-icon--facebook"]
```
**How to Replicate**:
1. Open any affected page in your browser
2. Press F12 to open DevTools
3. Go to Console tab
4. Run: `$x('/a[@class="social-media-link-icon--facebook"]')`
5. The element will be highlighted
**Affected Pages**:
- https://nsf.gov/
- https://nsf.gov/sitemap/
- https://nsf.gov/digital/strategy
- https://nsf.gov/updates-on-priorities
- https://nsf.gov/bfa/dias/policy/pappg
- *...and 32 more page(s)*
---
> 💡 **Pro Tip**: These patterns likely come from shared components or templates in your codebase. Fix them in the component/template source, and the fix will propagate to all affected pages.
## 📊 Detailed Results
Complete scan results for all tested pages:
| Submitted URL | Final URL | Status | HTTP | Redirected | Time (ms) | axe Unique | ALFA Unique | Equal Access Unique | AccessLint Unique | Duplicates | Notes |
|---|---|---:|---:|---:|---:|---:|---:|---:|---:|---:|---|
| https://nsf.gov/ | https://www.nsf.gov/ | OK | 200 | yes | 17905 | 2 | 17 | 0 | 0 | 50 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/funding/ | https://www.nsf.gov/funding/ | OK | 202 | yes | 6375 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/ | https://www.nsf.gov/about/ | OK | 202 | yes | 6548 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/ | https://www.nsf.gov/news/ | OK | 202 | yes | 6485 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/search/ | https://search.nsf.gov/search?query=&affiliate=nsf&search= | OK | 200 | yes | 9866 | 7 | 5 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R53 (Headings follow a logical hierarchy), SIA-R56 (Landmarks with the same role are distinguishable), SIA-R57 (Landmarks don't repeat the same content), SIA-R68 (Accessible name contains the visible label text) |
| | | | | | | | | | | axe failed rules: heading-order, landmark-no-duplicate-banner, landmark-one-main, landmark-unique, region, skip-link |
| https://nsf.gov/sitemap/ | https://www.nsf.gov/sitemap | OK | 200 | yes | 15154 | 2 | 15 | 0 | 0 | 323 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/digital/strategy | https://www.nsf.gov/digital/strategy | OK | 200 | yes | 14106 | 2 | 18 | 0 | 0 | 78 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/about/history/big-ideas | https://www.nsf.gov/about/history/big-ideas | OK | 202 | yes | 6522 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/research-areas | https://www.nsf.gov/about/research-areas | OK | 202 | yes | 6405 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/updates-on-priorities | https://www.nsf.gov/updates-on-priorities | OK | 200 | yes | 14281 | 3 | 19 | 0 | 0 | 149 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R78 (Headings of same level have text content between them) |
| | | | | | | | | | | axe failed rules: heading-order, region |
| https://nsf.gov/about/governance | https://www.nsf.gov/about/governance | OK | 202 | yes | 6360 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/career-opportunities | https://www.nsf.gov/about/career-opportunities | OK | 202 | yes | 6438 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/contact | https://www.nsf.gov/about/contact | OK | 202 | yes | 6484 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/foia/ | https://www.nsf.gov/about/foia/ | OK | 202 | yes | 6443 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/visit | https://www.nsf.gov/about/visit | OK | 202 | yes | 6448 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/award-search | https://www.nsf.gov/funding/award-search | OK | 202 | yes | 6448 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/opportunities | https://www.nsf.gov/funding/opportunities | OK | 202 | yes | 6508 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/how-to-apply | https://www.nsf.gov/funding/how-to-apply | OK | 202 | yes | 6318 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/preparing-proposals | https://www.nsf.gov/funding/preparing-proposals | OK | 202 | yes | 6392 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/submission-methods | https://www.nsf.gov/funding/submission-methods | OK | 202 | yes | 6524 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/graduate-students | https://www.nsf.gov/funding/graduate-students | OK | 202 | yes | 6467 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/postdoctoral-fellows | https://www.nsf.gov/funding/postdoctoral-fellows | OK | 202 | yes | 6380 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/small-business | https://www.nsf.gov/funding/small-business | OK | 202 | yes | 6661 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/opportunities/search-tips | https://www.nsf.gov/funding/opportunities/search-tips | OK | 202 | yes | 6432 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/initiatives/convergence-accelerator | https://www.nsf.gov/funding/initiatives/convergence-accelerator | OK | 202 | yes | 6459 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/initiatives/nairr | https://www.nsf.gov/funding/initiatives/nairr | OK | 202 | yes | 6451 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/initiatives/chips-science | https://www.nsf.gov/funding/initiatives/chips-science | OK | 202 | yes | 6429 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/bfa/dias/policy/pappg | https://www.nsf.gov/bfa/dias/policy/pappg | FAIL | 404 | yes | 12362 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/bfa/dias/policy/rppr | https://www.nsf.gov/policies/research-performance-progress-reports | OK | 200 | yes | 13807 | 7 | 17 | 0 | 0 | 126 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: heading-order, region |
| https://nsf.gov/bfa/dias/policy/sampling-plans | https://www.nsf.gov/bfa/dias/policy/sampling-plans | FAIL | 404 | yes | 12531 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/policies/accessibility | https://www.nsf.gov/policies/accessibility | OK | 200 | yes | 12224 | 2 | 18 | 0 | 0 | 115 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/author-tools/accessibility | https://www.nsf.gov/author-tools/accessibility | OK | 200 | yes | 13279 | 2 | 19 | 0 | 0 | 115 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/about/about-nsf-by-the-numbers/web-accessibility | https://www.nsf.gov/about/about-nsf-by-the-numbers/web-accessibility | OK | 202 | yes | 6328 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/section-508 | https://www.nsf.gov/about/section-508 | OK | 202 | yes | 6484 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/policies/privacy | https://www.nsf.gov/policies/privacy | OK | 200 | yes | 13769 | 2 | 17 | 0 | 0 | 139 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/policies/vulnerability-disclosure | https://www.nsf.gov/policies/digital/vulnerability-disclosure | OK | 200 | yes | 12506 | 2 | 17 | 0 | 0 | 114 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/policies/linking | https://www.nsf.gov/policies/linking | FAIL | 404 | yes | 11937 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/policies/disclaimer | https://www.nsf.gov/policies/disclaimer | FAIL | 404 | yes | 12178 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/policies/copyright | https://www.nsf.gov/policies/copyright | FAIL | 404 | yes | 12334 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/policies/quality-standards | https://www.nsf.gov/policies/quality-standards | FAIL | 404 | yes | 12750 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/about/performance/strategic-plan | https://www.nsf.gov/about/performance/strategic-plan | OK | 202 | yes | 6435 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/performance/annual-performance-reports | https://www.nsf.gov/about/performance/annual-performance-reports | OK | 202 | yes | 6306 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/performance/financial-annual-reports | https://www.nsf.gov/about/performance/financial-annual-reports | OK | 202 | yes | 6492 | 5 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/congress/wastebooks | https://www.nsf.gov/about/congress/wastebooks | FAIL | 403 | yes | 5949 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/about/budget/fy2026 | https://www.nsf.gov/about/budget/fy2026 | FAIL | 403 | yes | 5914 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/statistics/ | https://www.nsf.gov/statistics/ | FAIL | 403 | yes | 5932 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://ncses.nsf.gov/accessibility | https://ncses.nsf.gov/accessibility | OK | 200 | no | 19934 | 15 | 14 | 0 | 0 | 38 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R2 (HTML elements have a valid lang attribute), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R80 (ASCII art has a text alternative) |
| | | | | | | | | | | axe failed rules: aria-required-attr, landmark-one-main, link-in-text-block, list, page-has-heading-one, region, role-img-alt |
| https://ncses.nsf.gov/indicators | https://ncses.nsf.gov/indicators | OK | 200 | no | 17261 | 6 | 22 | 0 | 0 | 61 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R18 (ARIA states are consistent with element semantics), SIA-R3 (lang attribute has a valid language code), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R68 (Accessible name contains the visible label text), SIA-R72, SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R8 (Form elements have accessible labels), SIA-R80 (ASCII art has a text alternative) |
| | | | | | | | | | | axe failed rules: aria-input-field-name, aria-required-attr, aria-required-children, page-has-heading-one, region |
| https://ncses.nsf.gov/data-tools | https://ncses.nsf.gov/data-tools | FAIL | 404 | no | 21171 | 12 | 16 | 0 | 0 | 20 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R2 (HTML elements have a valid lang attribute), SIA-R5 (html element has a lang attribute), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R62 (Links are visually distinguishable from surrounding text), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R80 (ASCII art has a text alternative) |
| | | | | | | | | | | axe failed rules: aria-required-attr, html-lang-valid, link-in-text-block, list, region, role-img-alt |
| https://ncses.nsf.gov/surveys | https://ncses.nsf.gov/surveys | OK | 200 | no | 17748 | 13 | 14 | 0 | 0 | 72 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R2 (HTML elements have a valid lang attribute), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R80 (ASCII art has a text alternative) |
| | | | | | | | | | | axe failed rules: aria-required-attr, landmark-one-main, link-in-text-block, list, region, role-img-alt |
| https://ncses.nsf.gov/pubs/nsb20257/ | https://ncses.nsf.gov/pubs/nsb20257/ | OK | 200 | no | 26905 | 2 | 16 | 0 | 0 | 58 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R53 (Headings follow a logical hierarchy), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R80 (ASCII art has a text alternative) |
| | | | | | | | | | | axe failed rules: aria-required-attr, region |
| https://ncses.nsf.gov/interest-areas/government-science-engineering-funding | https://ncses.nsf.gov/interest-areas/government-science-engineering-funding | OK | 200 | no | 22454 | 34 | 22 | 0 | 0 | 127 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R113, SIA-R12 (Links have an accessible name), SIA-R14 (Images have an accessible name or are decorative), SIA-R16, SIA-R2 (HTML elements have a valid lang attribute), SIA-R53 (Headings follow a logical hierarchy), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R73 (Text spacing can be adjusted without loss of content), SIA-R74, SIA-R78 (Headings of same level have text content between them), SIA-R80 (ASCII art has a text alternative), SIA-R83 (Text can be resized to 200% without loss of content) |
| | | | | | | | | | | axe failed rules: aria-required-attr, button-name, heading-order, landmark-one-main, list, region, role-img-alt |
| https://nsf.gov/about/about-nsf-by-the-numbers/codebook | https://www.nsf.gov/about/about-nsf-by-the-numbers/codebook | OK | 202 | yes | 6496 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/reports/statistics/federal-science-engineering-support-academic-institutions | https://www.nsf.gov/reports/statistics/federal-science-engineering-support-academic-institutions | OK | 200 | yes | 13380 | 6 | 17 | 0 | 0 | 70 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R85 (Paragraphs of text are not all italics) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/reports/statistics/update-us-business-innovation-findings-2011-survey/nsf16-308 | https://www.nsf.gov/reports/statistics/update-us-business-innovation-findings-2011-survey/nsf16-308 | OK | 200 | yes | 13649 | 6 | 18 | 0 | 0 | 72 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background), SIA-R85 (Paragraphs of text are not all italics) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/reports/statistics/federal-obligations-rd-increased-nearly-14-fy-2021-supported | https://www.nsf.gov/reports/statistics/federal-obligations-rd-increased-nearly-14-fy-2021-supported | OK | 200 | yes | 13269 | 6 | 17 | 0 | 0 | 72 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R85 (Paragraphs of text are not all italics) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/reports/statistics/businesses-invested-325-billion-assets-support-their-rd | https://www.nsf.gov/reports/statistics/businesses-invested-325-billion-assets-support-their-rd | OK | 200 | yes | 13617 | 6 | 17 | 0 | 0 | 70 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R85 (Paragraphs of text are not all italics) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/about/performance/nsf-by-the-numbers | https://www.nsf.gov/about/performance/nsf-by-the-numbers | OK | 202 | yes | 6706 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/reports/topical/description-analysis-best-practice-finding-programs | https://www.nsf.gov/reports/topical/description-analysis-best-practice-finding-programs | OK | 200 | yes | 13418 | 6 | 17 | 0 | 0 | 70 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R85 (Paragraphs of text are not all italics) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/about/us-national-science-foundation-fy-2024-service-contract | https://www.nsf.gov/about/us-national-science-foundation-fy-2024-service-contract | OK | 202 | yes | 6315 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/mmg/ | https://www.nsf.gov/news/mmg/ | OK | 202 | yes | 6505 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/special_reports/ | https://www.nsf.gov/news/special_reports/ | OK | 202 | yes | 6516 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/nsf-releases-usap-sahcs-findings-report | https://www.nsf.gov/news/nsf-releases-usap-sahcs-findings-report | OK | 202 | yes | 6356 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/450-million-year-old-organism-finds-new-life-softbotics | https://www.nsf.gov/news/450-million-year-old-organism-finds-new-life-softbotics | OK | 202 | yes | 6515 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/intent-restructure-critical-weather-science-infrastructure | https://www.nsf.gov/news/intent-restructure-critical-weather-science-infrastructure | OK | 202 | yes | 6280 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/astronomers-find-golden-glow-distant-stellar | https://www.nsf.gov/news/astronomers-find-golden-glow-distant-stellar | OK | 202 | yes | 6517 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/new-research-findings-origami-materials-promise | https://www.nsf.gov/news/new-research-findings-origami-materials-promise | OK | 202 | yes | 6445 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/novel-analysis-finds-new-mechanism-underlying-red | https://www.nsf.gov/news/novel-analysis-finds-new-mechanism-underlying-red | OK | 202 | yes | 6348 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/scientists-find-water-billions-light-years-away | https://www.nsf.gov/news/scientists-find-water-billions-light-years-away | OK | 202 | yes | 6277 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/science-matters/nsf-101-agency-accessibility-resources | https://www.nsf.gov/science-matters/nsf-101-agency-accessibility-resources | OK | 202 | yes | 6305 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-salt-stress-tipping-point-coastal-wetlands | https://www.nsf.gov/news/finding-salt-stress-tipping-point-coastal-wetlands | OK | 202 | yes | 6188 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/collision-detecting-suitcase-wayfinding-app-help | https://www.nsf.gov/news/collision-detecting-suitcase-wayfinding-app-help | OK | 202 | yes | 6155 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-cures-corals | https://www.nsf.gov/news/finding-cures-corals | OK | 202 | yes | 6249 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-origins-life-drying-puddle | https://www.nsf.gov/news/finding-origins-life-drying-puddle | OK | 202 | yes | 6243 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-switches-our-cells-computer | https://www.nsf.gov/news/finding-switches-our-cells-computer | OK | 202 | yes | 6199 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/astronomers-find-remarkably-small-distant-galaxy | https://www.nsf.gov/news/astronomers-find-remarkably-small-distant-galaxy | OK | 202 | yes | 6297 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/birds-follow-army-ants-find-prey | https://www.nsf.gov/news/birds-follow-army-ants-find-prey | OK | 202 | yes | 6305 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/bugs-find-bats-bite-thanks-bacteria | https://www.nsf.gov/news/bugs-find-bats-bite-thanks-bacteria | OK | 202 | yes | 6306 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/chemists-find-path-new-blue-meteorite-minerals | https://www.nsf.gov/news/chemists-find-path-new-blue-meteorite-minerals | OK | 202 | yes | 6275 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/engineers-find-ankle-exoskeletons-can-greatly | https://www.nsf.gov/news/engineers-find-ankle-exoskeletons-can-greatly | OK | 202 | yes | 6221 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/dir/index.jsp?org=BIO | https://www.nsf.gov/bio | OK | 200 | yes | 14784 | 4 | 23 | 0 | 0 | 104 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=CISE | https://www.nsf.gov/cise | OK | 200 | yes | 14984 | 4 | 23 | 0 | 0 | 104 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=ENG | https://www.nsf.gov/eng | OK | 200 | yes | 14886 | 4 | 23 | 0 | 0 | 117 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=GEO | https://www.nsf.gov/geo | OK | 200 | yes | 14686 | 4 | 23 | 0 | 0 | 113 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=MPS | https://www.nsf.gov/mps | OK | 200 | yes | 14334 | 4 | 23 | 0 | 0 | 94 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=SBE | https://www.nsf.gov/sbe | OK | 200 | yes | 16234 | 10 | 25 | 0 | 0 | 104 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R64 (Heading has non-empty accessible name), SIA-R66 (Text has enhanced contrast with its background), SIA-R78 (Headings of same level have text content between them) |
| | | | | | | | | | | axe failed rules: aria-prohibited-attr, button-name, empty-heading, landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=EDU | https://www.nsf.gov/edu | OK | 200 | yes | 14244 | 4 | 23 | 0 | 0 | 97 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/dir/index.jsp?org=TIP | https://www.nsf.gov/tip/latest | OK | 200 | yes | 13019 | 4 | 19 | 0 | 0 | 126 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background), SIA-R69 (Text has sufficient contrast with its background) |
| | | | | | | | | | | axe failed rules: color-contrast, landmark-complementary-is-top-level, region |
| https://nsf.gov/geo/opp/ | https://www.nsf.gov/geo/opp | OK | 200 | yes | 14519 | 4 | 22 | 0 | 0 | 104 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R14 (Images have an accessible name or are decorative), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/focus-areas/ai/ | https://www.nsf.gov/focus-areas/ai | OK | 200 | yes | 15620 | 6 | 22 | 0 | 0 | 111 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: aria-prohibited-attr, button-name, landmark-complementary-is-top-level, region |
| https://nsf.gov/focus-areas/quantum/ | https://www.nsf.gov/focus-areas/quantum | OK | 200 | yes | 9671 | 3 | 1 | 0 | 0 | 1 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: aria-prohibited-attr, button-name, landmark-complementary-is-top-level, region |
| https://nsf.gov/focus-areas/biotechnology/ | https://www.nsf.gov/focus-areas/biotechnology/ | FAIL | 403 | yes | 5884 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/focus-areas/advanced-manufacturing/ | https://www.nsf.gov/focus-areas/advanced-manufacturing/ | FAIL | 403 | yes | 5880 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/focus-areas/climate/ | https://www.nsf.gov/focus-areas/climate/ | FAIL | 403 | yes | 5887 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/focus-areas/equity/ | https://www.nsf.gov/focus-areas/equity/ | FAIL | 403 | yes | 5844 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/events/ | https://www.nsf.gov/events/ | FAIL | 403 | yes | 6178 | 0 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| https://nsf.gov/events/archived-public-discussionhow-move-quality-research-findings | https://www.nsf.gov/events/archived-public-discussionhow-move-quality-research-findings | OK | 202 | yes | 6458 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/events/virtual-networking-event-potential-international-us-nsf/2025-07-10 | https://www.nsf.gov/events/virtual-networking-event-potential-international-us-nsf/2025-07-10 | OK | 202 | yes | 6348 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/meetings/help | https://www.nsf.gov/about/meetings/help | OK | 202 | yes | 6455 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/meetings/accommodations | https://www.nsf.gov/about/meetings/accommodations | OK | 202 | yes | 6346 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/staff/ | https://www.nsf.gov/staff/ | OK | 202 | yes | 6237 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/staff/staff_list.jsp?org=NSF&from_org=NSF | https://www.nsf.gov/staff/staff_list.jsp?org=NSF&from_org=NSF | OK | 202 | yes | 6386 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/publications/ | https://www.nsf.gov/documents-reports | OK | 200 | yes | 12136 | 2 | 16 | 0 | 0 | 130 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/publications/obtaining_publications.jsp | https://www.nsf.gov/publications/obtaining_publications.jsp | FAIL | 404 | yes | 12421 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/help/ | https://www.nsf.gov/about/contact-us | OK | 202 | yes | 6318 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/help/contact/ | https://www.nsf.gov/help/contact/ | FAIL | 404 | yes | 12145 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/help/funding_help/ | https://www.nsf.gov/help/funding_help/ | FAIL | 404 | yes | 9166 | 2 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/help/technical_help/ | https://www.nsf.gov/help/technical_help/ | FAIL | 403 | yes | 5848 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/help/site_navigation/ | https://www.nsf.gov/help/site_navigation/ | FAIL | 403 | yes | 5857 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/about/history/ | https://www.nsf.gov/about/history/ | FAIL | 403 | yes | 5895 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://nsf.gov/research-security | https://www.nsf.gov/research-security | FAIL | 403 | yes | 5964 | 0 | 1 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R66 (Text has enhanced contrast with its background) |
| https://oig.nsf.gov/home/ | https://oig.nsf.gov/home/ | OK | 200 | no | 18375 | 11 | 2 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: color-contrast, heading-order, landmark-one-main, link-name, page-has-heading-one, region |
| https://oig.nsf.gov/home/group/contact/page/contact-us | https://oig.nsf.gov/home/group/contact/page/contact-us | OK | 200 | no | 17290 | 7 | 2 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: color-contrast, heading-order, landmark-one-main, link-name, page-has-heading-one, region |
| https://oig.nsf.gov/hotline | https://oig.nsf.gov/home/ | OK | 200 | yes | 17749 | 11 | 2 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: color-contrast, heading-order, landmark-one-main, link-name, page-has-heading-one, region |
| https://nsf.gov/about/performance/oversight | https://www.nsf.gov/about/performance/oversight | OK | 202 | yes | 6350 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/about/performance/open-government | https://www.nsf.gov/about/performance/open-government | OK | 202 | yes | 6281 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/digital/data | https://www.nsf.gov/digital/data | OK | 200 | yes | 12184 | 2 | 17 | 0 | 0 | 98 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/digital/strategy/reporting | https://www.nsf.gov/digital/strategy/reporting | FAIL | 404 | yes | 12928 | 2 | 15 | 0 | 0 | 65 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/funding/opportunities/dcl-supplemental-funding-requests-support-k-12-artificial | https://www.nsf.gov/funding/opportunities/dcl-supplemental-funding-requests-support-k-12-artificial | OK | 202 | yes | 6205 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/funding/opportunities/dcl-growing-post-award-research-support-service-infrastructure/nsf23-152 | https://www.nsf.gov/funding/opportunities/dcl-growing-post-award-research-support-service-infrastructure/nsf23-152 | OK | 202 | yes | 6353 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/mmg/mmg_disp.jsp?med_id=188350 | https://www.nsf.gov/news/mmg/mmg_disp.jsp?med_id=188350 | OK | 202 | yes | 6331 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/geo/opp/updates/publication-usap-report-based-findings-sexual-assault | https://www.nsf.gov/geo/opp/updates/publication-usap-report-based-findings-sexual-assault | OK | 200 | yes | 12399 | 2 | 17 | 0 | 0 | 79 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: region |
| https://nsf.gov/geo/opp/updates/request-information-antarctic-science-engineering-support | https://www.nsf.gov/geo/opp/updates/request-information-antarctic-science-engineering-support | OK | 200 | yes | 12203 | 3 | 17 | 0 | 0 | 76 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R111 (Interactive elements have a sufficient target size), SIA-R57 (Landmarks don't repeat the same content), SIA-R61 (Documents start with a level 1 heading), SIA-R66 (Text has enhanced contrast with its background) |
| | | | | | | | | | | axe failed rules: landmark-complementary-is-top-level, region |
| https://nsf.gov/news/astronomers-find-elusive-target-hiding-behind-dust | https://www.nsf.gov/news/astronomers-find-elusive-target-hiding-behind-dust | OK | 202 | yes | 6381 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/biologists-find-10-lineages-fish-able-live-highly | https://www.nsf.gov/news/biologists-find-10-lineages-fish-able-live-highly | OK | 202 | yes | 6370 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/fantastic-fossils-where-find-them | https://www.nsf.gov/news/fantastic-fossils-where-find-them | OK | 202 | yes | 6457 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-genes-help-fruit-adapt-droughts | https://www.nsf.gov/news/finding-genes-help-fruit-adapt-droughts | OK | 202 | yes | 6196 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/ligo-virgo-finds-mystery-object-gap-between | https://www.nsf.gov/news/ligo-virgo-finds-mystery-object-gap-between | OK | 202 | yes | 6298 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/researchers-find-humans-have-given-wild-animals | https://www.nsf.gov/news/researchers-find-humans-have-given-wild-animals | OK | 202 | yes | 6454 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/scientists-find-closest-known-asteroid-fly-earth | https://www.nsf.gov/news/scientists-find-closest-known-asteroid-fly-earth | OK | 202 | yes | 6202 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/scientists-find-earliest-new-world-writings-mexico | https://www.nsf.gov/news/scientists-find-earliest-new-world-writings-mexico | OK | 202 | yes | 6390 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/scientists-find-no-direct-link-between-north | https://www.nsf.gov/news/scientists-find-no-direct-link-between-north | OK | 202 | yes | 6309 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/scientists-find-oldest-known-fossilized-digestive | https://www.nsf.gov/news/scientists-find-oldest-known-fossilized-digestive | OK | 202 | yes | 6263 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/astronomers-find-second-known-earth-trojan | https://www.nsf.gov/news/astronomers-find-second-known-earth-trojan | OK | 202 | yes | 6305 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/astronomers-find-star-system-may-be-rare-black | https://www.nsf.gov/news/astronomers-find-star-system-may-be-rare-black | OK | 202 | yes | 6328 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/citizen-astronomers-find-young-jupiter-object | https://www.nsf.gov/news/citizen-astronomers-find-young-jupiter-object | OK | 202 | yes | 6299 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/find-out-how-invading-predators-change-ecosystem | https://www.nsf.gov/news/find-out-how-invading-predators-change-ecosystem | OK | 202 | yes | 6268 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-achilles-heel-killer-parasite | https://www.nsf.gov/news/finding-achilles-heel-killer-parasite | OK | 202 | yes | 6385 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-critical-minerals-scoops-sand | https://www.nsf.gov/news/finding-critical-minerals-scoops-sand | OK | 202 | yes | 6211 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-first-horse-whisperers | https://www.nsf.gov/news/finding-first-horse-whisperers | OK | 202 | yes | 6277 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/finding-formula-zzzzzzzs | https://www.nsf.gov/news/finding-formula-zzzzzzzs | OK | 202 | yes | 6370 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/hunt-fossils-finds-warning-warming-earth | https://www.nsf.gov/news/hunt-fossils-finds-warning-warming-earth | OK | 202 | yes | 6209 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/lakes-marginalized-communities-sampled-less-study-finds | https://www.nsf.gov/news/lakes-marginalized-communities-sampled-less-study-finds | OK | 202 | yes | 6192 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/lemurs-rely-scent-when-it-comes-finding-mate | https://www.nsf.gov/news/lemurs-rely-scent-when-it-comes-finding-mate | OK | 202 | yes | 6382 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/light-scattering-tool-peers-pancreas-find-cancer | https://www.nsf.gov/news/light-scattering-tool-peers-pancreas-find-cancer | OK | 202 | yes | 6389 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/machine-learning-approach-finding-treatment | https://www.nsf.gov/news/machine-learning-approach-finding-treatment | OK | 202 | yes | 6352 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R4 (Page has a descriptive title), SIA-R79, SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/new-findings-reveal-how-microbiome-disrupted | https://www.nsf.gov/news/new-findings-reveal-how-microbiome-disrupted | OK | 202 | yes | 6197 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/new-molecular-computers-find-right-cells | https://www.nsf.gov/news/new-molecular-computers-find-right-cells | OK | 202 | yes | 6218 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
| https://nsf.gov/news/researchers-find-new-minor-planets-beyond-neptune | https://www.nsf.gov/news/researchers-find-new-minor-planets-beyond-neptune | OK | 202 | yes | 6284 | 5 | 3 | 0 | 0 | 0 | Skipped (not requested) |
| | | | | | | | | | | ALFA failed rules: SIA-R1 (id attributes are unique within the document), SIA-R59 (Document has at least one heading to identify its main content), SIA-R87 (First focusable element is a skip link) |
| | | | | | | | | | | axe failed rules: html-has-lang, landmark-one-main, region |
## Detailed Failure Information (ALFA)
### https://nsf.gov/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: ``
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: ` View image credit & caption`
- XPath: `/a[@class="credit__link"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `Search for Funding`
- XPath: `/a`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: ` Explore what we support `
- XPath: `/a[@class="link-button usa-button usa-button--outline "]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: ``
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.72:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is `normal` which will result in a line height of less than 1.5
- HTML: `
NSF's Fiscal Year 2024 enacted budget
`
- XPath: `/p`
### https://nsf.gov/funding/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: m...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/search/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="usa-button" type="submit" data-testid="search-submit-btn">...</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h4 class="no-result-error">Please enter a search term in the box above.</h4>`
- XPath: `/h4[@class="no-result-error"]`
#### Rule: [SIA-R56: Landmarks with the same role are distinguishable](https://alfa.siteimprove.com/rules/sia-r56)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Some `banner` have the same name.
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R68: Accessible name contains the visible label text](https://alfa.siteimprove.com/rules/sia-r68)
**WCAG**: [SC 2.5.3](https://www.w3.org/WAI/WCAG22/Understanding/label-in-name) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element owns no elements as required by its semantic role
- HTML: `<ul class="usa-nav__primary usa-accordion" />`
- XPath: `/ul[@class="usa-nav__primary usa-accordion"]`
### https://nsf.gov/sitemap/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/about" data-entity-type="group" data-entity-uuid="2762720a-52b8-47ff-a5f0-7e04ec5858fb" data-entity-substitution="canonical" title="About NSF">...</a>`
- XPath: `/a`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/digital/strategy
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital" class="sidenav__title-link">Open Government</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital/data" data-drupal-link-system-path="node/109671">Open Data at NSF</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital/strategy" class="is-active" data-drupal-link-system-path="node/109669">Digital Strategy</a>`
- XPath: `/a[@class="is-active"]`
*... and 11 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/about/history/big-ideas
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/research-areas
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 5...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/updates-on-priorities
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="#statement-of-nsf-priorities-09d">Statement of NSF priorities</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://touchpoints.app.cloud.gov/touchpoints/6e36cab2" title="Submit a question" class="link-button usa-button "> Submit a question </a>`
- XPath: `/a[@class="link-button usa-button "]`
*... and 10 more failures for this rule*
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h3>Page last updated: July 30, 2025</h3>`
- XPath: `/h3`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R78: Headings of same level have text content between them](https://alfa.siteimprove.com/rules/sia-r78)
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: There is no content between this heading and the next
- HTML: `<h3>Page last updated: July 30, 2025</h3>`
- XPath: `/h3`
### https://nsf.gov/about/governance
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/career-opportunities
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/contact
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: u...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/foia/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/visit
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: m...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/award-search
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: p...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/opportunities
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/how-to-apply
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/preparing-proposals
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/submission-methods
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: f...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/graduate-students
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 1...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/postdoctoral-fellows
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/small-business
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: K...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/opportunities/search-tips
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: d...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/initiatives/convergence-accelerator
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: U...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/initiatives/nairr
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: Y...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/initiatives/chips-science
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: F...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/bfa/dias/policy/pappg
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/bfa/dias/policy/rppr
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies" class="sidenav__title-link">Policies</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/accessibility" data-drupal-link-system-path="node/109168">Accessibility</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h4>What were the major goals and objectives of this p...</h4>`
- XPath: `/h4`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/bfa/dias/policy/sampling-plans
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/accessibility
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies" class="sidenav__title-link">Policies</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/accessibility" class="is-active" data-drupal-link-system-path="node/109168">Accessibility</a>`
- XPath: `/a[@class="is-active"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/ai" data-drupal-link-system-path="node/109572">Artificial Intelligence</a>`
- XPath: `/a`
*... and 11 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/author-tools/accessibility
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/author-tools" class="sidenav__title-link">Author Tools</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/author-tools/getting-started" data-drupal-link-system-path="node/15041">Page Building: Getting Started</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button region="sidebar_first" type="button" aria-expanded="false" aria-controls="group_menu_link_content-113-86391" class="usa-accordion__button"> Page Building Components ...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 12 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/about/about-nsf-by-the-numbers/web-accessibility
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/section-508
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: H...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/policies/privacy
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies" class="sidenav__title-link">Policies</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/accessibility" data-drupal-link-system-path="node/109168">Accessibility</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/privacy" class="is-active" data-drupal-link-system-path="node/111124">Privacy</a>`
- XPath: `/a[@class="is-active"]`
*... and 10 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/vulnerability-disclosure
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies" class="sidenav__title-link">Policies</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/accessibility" data-drupal-link-system-path="node/109168">Accessibility</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/digital/vulnerability-disclosure" class="is-active" data-drupal-link-system-path="node/113004">Vulnerability Disclosure</a>`
- XPath: `/a[@class="is-active"]`
*... and 10 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/linking
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/disclaimer
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/copyright
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/policies/quality-standards
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/about/performance/strategic-plan
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: -...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/performance/annual-performance-reports
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/performance/financial-annual-reports
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/about/congress/wastebooks
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/about/budget/fy2026
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/statistics/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://ncses.nsf.gov/accessibility
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="logo-link ncses-logo" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="logo-link ncses-logo"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="banner-link ncses" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="banner-link ncses"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://www.w3.org/WAI/WCAG21/quickref/" rel="noopener" tabindex="0" data-external-link="">WCAG 2.0 Quick Reference (508 requirements)</a>`
- XPath: `/a`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/rss" class="rss" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="rss"]`
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="/about/contact" aria-label="N C S E S contact page" rel="noopener" tabindex="0">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R2: HTML elements have a valid lang attribute](https://alfa.siteimprove.com/rules/sia-r2)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The image does not have an accessible name
- HTML: `<span role="img" class="st-rss" />`
- XPath: `/span[@class="st-rss"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h2>NCSES Section 508 WCAG 2.0 Accessibility</h2>`
- XPath: `/h2`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
### https://ncses.nsf.gov/indicators
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="selected" href="/indicators" tabindex="0" rel="noopener">Home</a>`
- XPath: `/a[@class="selected"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/indicators/reports" tabindex="0" rel="noopener">Reports</a>`
- XPath: `/a`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="search-expand-button" class="nsb-search-button" data-toggle-target="header-search-form" aria-label="Expand search bar" tabindex="0" aria-controls="header-search-form" aria-haspopup="true" aria-expanded="false">...</button>`
- XPath: `/button[@id="search-expand-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a role="button" class="nsb-help-button" aria-label="Navigate to How Do I Page" href="/indicators/help" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="nsb-help-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="pub-link" tabindex="0" href="/pubs/nsbsep20261" rel="noopener">Continue Reading ></a>`
- XPath: `/a[@class="pub-link"]`
*... and 1 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="https://ncses.nsf.gov/about/contact" aria-label="N C S E S Contact Page" rel="noopener" tabindex="0">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R18: ARIA states are consistent with element semantics](https://alfa.siteimprove.com/rules/sia-r18)
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The attribute is prohibited for the element on which it is specified
#### Rule: [SIA-R3: lang attribute has a valid language code](https://alfa.siteimprove.com/rules/sia-r3)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have a unique ID
- HTML: `<img id="nsblogo" alt="NSB logo." src="/resources/assets/images/master-template/nsb-logo-clearb-100.png" />`
- XPath: `/img[@id="nsblogo"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h3>The State of U.S. Science and Engineering 2026</h3>`
- XPath: `/h3`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R68: Accessible name contains the visible label text](https://alfa.siteimprove.com/rules/sia-r68)
**WCAG**: [SC 2.5.3](https://www.w3.org/WAI/WCAG22/Understanding/label-in-name) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element owns no elements as required by its semantic role
- HTML: `<div class="carousel-inner" role="listbox">...</div>`
- XPath: `/div[@class="carousel-inner"]`
#### Rule: [SIA-R72](https://alfa.siteimprove.com/rules/sia-r72)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is uppercased
- HTML: `<p class="hidden-xs focus-area">Innovation</p>`
- XPath: `/p[@class="hidden-xs focus-area"]`
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
**Failure 2:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p class="hidden-xs focus-area">Innovation</p>`
- XPath: `/p[@class="hidden-xs focus-area"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p class="frequent">Data updated frequently.</p>`
- XPath: `/p[@class="frequent"]`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R8: Form elements have accessible labels](https://alfa.siteimprove.com/rules/sia-r8)
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships), [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The form field does not have an accessible name
- HTML: `<div class="carousel-inner" role="listbox">...</div>`
- XPath: `/div[@class="carousel-inner"]`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
### https://ncses.nsf.gov/data-tools
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="logo-link ncses-logo" href="/" tabindex="0">...</a>`
- XPath: `/a[@class="logo-link ncses-logo"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="banner-link ncses" href="/" tabindex="0">...</a>`
- XPath: `/a[@class="banner-link ncses"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/rss" class="rss" tabindex="0">...</a>`
- XPath: `/a[@class="rss"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/interest-areas">Areas of Interest</a>`
- XPath: `/a`
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="/about/contact" aria-label="N C S E S contact page">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R2: HTML elements have a valid lang attribute](https://alfa.siteimprove.com/rules/sia-r2)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The image does not have an accessible name
- HTML: `<span role="img" class="st-rss" />`
- XPath: `/span[@class="st-rss"]`
#### Rule: [SIA-R5: html element has a lang attribute](https://alfa.siteimprove.com/rules/sia-r5)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute does not have a valid primary language tag
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h1>Error 404 - Not Found</h1>`
- XPath: `/h1`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R62: Links are visually distinguishable from surrounding text](https://alfa.siteimprove.com/rules/sia-r62)
**WCAG**: [SC 1.4.1](https://www.w3.org/WAI/WCAG22/Understanding/use-of-color) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The link is not distinguishable from the surrounding text
- HTML: `<a href="/search" tabindex="0">Search NCSES</a>`
- XPath: `/a`
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
### https://ncses.nsf.gov/surveys
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="logo-link ncses-logo" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="logo-link ncses-logo"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="banner-link ncses" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="banner-link ncses"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/rss" class="rss" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="rss"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/interest-areas" rel="noopener" tabindex="0">Areas of Interest</a>`
- XPath: `/a`
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="/about/contact" aria-label="N C S E S contact page" rel="noopener" tabindex="0">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R2: HTML elements have a valid lang attribute](https://alfa.siteimprove.com/rules/sia-r2)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The image does not have an accessible name
- HTML: `<span role="img" class="st-rss" />`
- XPath: `/span[@class="st-rss"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h1>Surveys</h1>`
- XPath: `/h1`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
### https://ncses.nsf.gov/pubs/nsb20257/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/indicators" tabindex="0" rel="noopener">Home</a>`
- XPath: `/a`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="search-expand-button" class="nsb-search-button" data-toggle-target="header-search-form" aria-label="Expand search bar" tabindex="0" aria-controls="header-search-form" aria-haspopup="true" aria-expanded="false">...</button>`
- XPath: `/button[@id="search-expand-button"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a role="button" class="nsb-help-button" aria-label="Navigate to How Do I Page" href="/indicators/help" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="nsb-help-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a role="button" class="collapse-button no-icon" aria-label="Toggle subsection navigation" data-collapse-target="supplemental-materials-subsections" data-click-target="data-collapse" tabindex="0" aria-controls="supplemental-materials-subsections" aria-expanded="false">Supplemental Materials</a>`
- XPath: `/a[@class="collapse-button no-icon"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/pubs/nsb20257/introduction" class="next" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="next"]`
*... and 2 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a role="button" class="collapse-button no-icon" aria-label="Toggle subsection navigation" data-collapse-target="supplemental-materials-subsections" data-click-target="data-collapse" tabindex="0" aria-controls="supplemental-materials-subsections" aria-expanded="false">Supplemental Materials</a>`
- XPath: `/a[@class="collapse-button no-icon"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="https://ncses.nsf.gov/about/contact" aria-label="N C S E S Contact Page" rel="noopener" tabindex="0">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h1 class="section-header">Executive Summary</h1>`
- XPath: `/h1[@class="section-header"]`
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
### https://ncses.nsf.gov/interest-areas/government-science-engineering-funding
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="logo-link ncses-logo" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="logo-link ncses-logo"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="banner-link ncses" href="/" tabindex="0" rel="noopener">...</a>`
- XPath: `/a[@class="banner-link ncses"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/619/assets/0/file/ncses_governmentrdinvestments_onepager.pdf" rel="noopener" tabindex="0">View and Download</a>`
- XPath: `/a`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="topic" href="/search?query=&aois=Government Funding for Science and Engineering&topics=Federal Government/Agency R%26D" rel="noopener" tabindex="0">Federal Government/Agency R&D</a>`
- XPath: `/a[@class="topic"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="expand-view cms-v2">...</button>`
- XPath: `/button[@class="expand-view cms-v2"]`
*... and 2 more failures for this rule*
#### Rule: [SIA-R113](https://alfa.siteimprove.com/rules/sia-r113)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size and spacing
- HTML: `<a class="topic" href="/search?query=&aois=Government Funding for Science and Engineering&topics=R%26D Funding Agreement (contract, grant, reimbursement, etc.)" rel="noopener" tabindex="0">R&D Funding Agreement (contract, grant, reimbursem...</a>`
- XPath: `/a[@class="topic"]`
#### Rule: [SIA-R12: Links have an accessible name](https://alfa.siteimprove.com/rules/sia-r12)
**WCAG**: [SC 2.4.4](https://www.w3.org/WAI/WCAG22/Understanding/link-purpose-in-context), [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The button does not have an accessible name
- HTML: `<button class="expand-view cms-v2">...</button>`
- XPath: `/button[@class="expand-view cms-v2"]`
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<a href="/about/contact" aria-label="N C S E S contact page" rel="noopener" tabindex="0">Contact Us</a>`
- XPath: `/a`
#### Rule: [SIA-R16](https://alfa.siteimprove.com/rules/sia-r16)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element does not have all required states and properties
- HTML: `<div role="heading" id="gov-banner-header">...</div>`
- XPath: `/div[@id="gov-banner-header"]`
#### Rule: [SIA-R2: HTML elements have a valid lang attribute](https://alfa.siteimprove.com/rules/sia-r2)
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The image does not have an accessible name
- HTML: `<span role="img" class="st-rss" />`
- XPath: `/span[@class="st-rss"]`
#### Rule: [SIA-R53: Headings follow a logical hierarchy](https://alfa.siteimprove.com/rules/sia-r53)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h1 class="aoi-title">Government Funding for Science and Engineering</h1>`
- XPath: `/h1[@class="aoi-title"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: The heading skips one or more levels
- HTML: `<h3 class="topics">Government Funding for Science and Engineering Top...</h3>`
- XPath: `/h3[@class="topics"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.49:1 which is below the required contrast of 7:1
#### Rule: [SIA-R73: Text spacing can be adjusted without loss of content](https://alfa.siteimprove.com/rules/sia-r73)
**WCAG**: [SC 1.4.12](https://www.w3.org/WAI/WCAG22/Understanding/text-spacing) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height of the paragraph is less than 1.5
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R74](https://alfa.siteimprove.com/rules/sia-r74)
**Failure 1:**
- First identified: 2026-05-12
- Message: The font size is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R78: Headings of same level have text content between them](https://alfa.siteimprove.com/rules/sia-r78)
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: There is no content between this heading and the next
- HTML: `<h3 class="topics">Government Funding for Science and Engineering Top...</h3>`
- XPath: `/h3[@class="topics"]`
#### Rule: [SIA-R80: ASCII art has a text alternative](https://alfa.siteimprove.com/rules/sia-r80)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The line height is specified using an absolute unit
- HTML: `<p>...</p>`
- XPath: `/p`
#### Rule: [SIA-R83: Text can be resized to 200% without loss of content](https://alfa.siteimprove.com/rules/sia-r83)
**WCAG**: [SC 1.4.4](https://www.w3.org/WAI/WCAG22/Understanding/resize-text) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is clipped
### https://nsf.gov/about/about-nsf-by-the-numbers/codebook
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/reports/statistics/federal-science-engineering-support-academic-institutions
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/pubs/nsf24325">View the publication webpage </a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R85: Paragraphs of text are not all italics](https://alfa.siteimprove.com/rules/sia-r85)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is all italic
- HTML: `<p>This report contains current data that may be of i...</p>`
- XPath: `/p`
### https://nsf.gov/reports/statistics/update-us-business-innovation-findings-2011-survey/nsf16-308
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/archived?url=https%3A//www.nsf.gov/statistics/2016/nsf16308/">View the publication webpage </a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R85: Paragraphs of text are not all italics](https://alfa.siteimprove.com/rules/sia-r85)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is all italic
- HTML: `<p>This report contains archived data that may be of ...</p>`
- XPath: `/p`
### https://nsf.gov/reports/statistics/federal-obligations-rd-increased-nearly-14-fy-2021-supported
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/pubs/nsf23352">View the publication webpage </a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R85: Paragraphs of text are not all italics](https://alfa.siteimprove.com/rules/sia-r85)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is all italic
- HTML: `<p>This report contains current data that may be of i...</p>`
- XPath: `/p`
### https://nsf.gov/reports/statistics/businesses-invested-325-billion-assets-support-their-rd
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://ncses.nsf.gov/pubs/nsf23327">View the publication webpage </a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R85: Paragraphs of text are not all italics](https://alfa.siteimprove.com/rules/sia-r85)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is all italic
- HTML: `<p>This report contains current data that may be of i...</p>`
- XPath: `/p`
### https://nsf.gov/about/performance/nsf-by-the-numbers
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: A...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/reports/topical/description-analysis-best-practice-finding-programs
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="https://nsf-gov-resources.nsf.gov/pubs/2001/nsf0131/nsf0131.pdf">...</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R85: Paragraphs of text are not all italics](https://alfa.siteimprove.com/rules/sia-r85)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The text of the paragraph is all italic
- HTML: `<p>This report contains current information that may ...</p>`
- XPath: `/p`
### https://nsf.gov/about/us-national-science-foundation-fy-2024-service-contract
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/mmg/
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: k...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/special_reports/
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: x...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/nsf-releases-usap-sahcs-findings-report
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/450-million-year-old-organism-finds-new-life-softbotics
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: e...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/intent-restructure-critical-weather-science-infrastructure
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/astronomers-find-golden-glow-distant-stellar
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: W...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/new-research-findings-origami-materials-promise
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: s...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/novel-analysis-finds-new-mechanism-underlying-red
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/scientists-find-water-billions-light-years-away
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/science-matters/nsf-101-agency-accessibility-resources
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-salt-stress-tipping-point-coastal-wetlands
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/collision-detecting-suitcase-wayfinding-app-help
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-cures-corals
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-origins-life-drying-puddle
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-switches-our-cells-computer
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/astronomers-find-remarkably-small-distant-galaxy
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/birds-follow-army-ants-find-prey
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/bugs-find-bats-bite-thanks-bacteria
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/chemists-find-path-new-blue-meteorite-minerals
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/engineers-find-ankle-exoskeletons-can-greatly
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/dir/index.jsp?org=BIO
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-148-99370" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=CISE
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-145-33987" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=ENG
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-147-78976" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=GEO
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-146-74949" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=MPS
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-143-9757" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=SBE
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-144-36295" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R64: Heading has non-empty accessible name](https://alfa.siteimprove.com/rules/sia-r64)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The heading does not have an accessible name
- HTML: `<h3> </h3>`
- XPath: `/h3`
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R78: Headings of same level have text content between them](https://alfa.siteimprove.com/rules/sia-r78)
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: There is no content between this heading and the next
- HTML: `<h3> </h3>`
- XPath: `/h3`
### https://nsf.gov/dir/index.jsp?org=EDU
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-6">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-150-73102" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/dir/index.jsp?org=TIP
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/tip/updates">...</a>`
- XPath: `/a`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="http://nnme.org" class="ext" data-extlink="" rel="nofollow">...</a>`
- XPath: `/a[@class="ext"]`
*... and 11 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
#### Rule: [SIA-R69: Text has sufficient contrast with its background](https://alfa.siteimprove.com/rules/sia-r69)
**WCAG**: [SC 1.4.3](https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.36:1 which is below the required contrast of 4.5:1
### https://nsf.gov/geo/opp/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="false" aria-controls="group_menu_link_content-177-88932" class="usa-accordion__button"> Programs and Funding Opportunitie...</button>`
- XPath: `/button[@class="usa-accordion__button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/geo/opp/us-antarctic-program" data-drupal-link-system-path="node/112667">U.S. Antarctic Program</a>`
- XPath: `/a`
*... and 14 more failures for this rule*
#### Rule: [SIA-R14: Images have an accessible name or are decorative](https://alfa.siteimprove.com/rules/sia-r14)
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The visible text content of the element is not included within its accessible name
- HTML: `<button class="usa-button" type="submit" aria-label="Subscribe">Go</button>`
- XPath: `/button[@class="usa-button"]`
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/ai/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="basic-mega-nav-section-4">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link usa-current"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="credit__link" href="#image-caption-credit-block"> View image credit & caption</a>`
- XPath: `/a[@class="credit__link"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" aria-expanded="true" aria-controls="group_menu_link_content-230-55836" class="usa-accordion__button is-active"> What We Support </button>`
- XPath: `/button[@class="usa-accordion__button is-active"]`
*... and 15 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/quantum/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/biotechnology/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/advanced-manufacturing/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/climate/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/focus-areas/equity/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/events/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/events/archived-public-discussionhow-move-quality-research-findings
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/events/virtual-networking-event-potential-international-us-nsf/2025-07-10
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/meetings/help
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/meetings/accommodations
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/staff/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/staff/staff_list.jsp?org=NSF&from_org=NSF
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/publications/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/policies/pappg" data-entity-type="node" data-entity-uuid="bf42f9ba-0b19-490a-b8e9-69f7da4bb7b8" data-entity-substitution="canonical" title="NSF Proposal & Award Policies & Procedures Guide (PAPPG)">Proposal and Award Policies and Procedures Guide (...</a>`
- XPath: `/a`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/publications/obtaining_publications.jsp
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/help/
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/help/contact/
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/help/funding_help/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/help/technical_help/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/help/site_navigation/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/about/history/
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://nsf.gov/research-security
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 4.6:1 which is below the required contrast of 7:1
### https://oig.nsf.gov/home/
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://oig.nsf.gov/home/group/contact/page/contact-us
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://oig.nsf.gov/hotline
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/performance/oversight
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/about/performance/open-government
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/digital/data
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital" class="sidenav__title-link">Open Government</a>`
- XPath: `/a[@class="sidenav__title-link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital/data" class="is-active" data-drupal-link-system-path="node/109671">Open Data at NSF</a>`
- XPath: `/a[@class="is-active"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="/digital/strategy" data-drupal-link-system-path="node/109669">Digital Strategy</a>`
- XPath: `/a`
*... and 10 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/digital/strategy/reporting
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a class="nsf--phone tel" href="tel:(703)292-5111" data-extlink="">...</a>`
- XPath: `/a[@class="nsf--phone tel"]`
*... and 8 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/funding/opportunities/dcl-supplemental-funding-requests-support-k-12-artificial
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/funding/opportunities/dcl-growing-post-award-research-support-service-infrastructure/nsf23-152
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/mmg/mmg_disp.jsp?med_id=188350
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/geo/opp/updates/publication-usap-report-based-findings-sexual-assault
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/geo/opp/updates/request-information-antarctic-science-engineering-support
#### Rule: [SIA-R111: Interactive elements have a sufficient target size](https://alfa.siteimprove.com/rules/sia-r111)
**WCAG**: [SC 2.5.8](https://www.w3.org/WAI/WCAG22/Understanding/target-size-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="search-btn" name="search" type="submit">...</button>`
- XPath: `/button[@class="search-btn"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button type="button" class="usa-accordion__button usa-nav__link " aria-expanded="false" aria-controls="basic-mega-nav-section-1">...</button>`
- XPath: `/button[@class="usa-accordion__button usa-nav__link "]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<a href="javascript:window.print()" class="print__link">...</a>`
- XPath: `/a[@class="print__link"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button id="fba-button" data-id="f0b5f6ee" class="fba-button fixed-tab-button usa-button fba-initialized" name="fba-button" aria-label="Provide feedback" aria-haspopup="dialog" aria-controls="fba-modal-f0b5f6ee" data-open-modal="" data-once="tpfeedbackButton">Feedback</button>`
- XPath: `/button[@id="fba-button"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: Target has insufficient size
- HTML: `<button class="fba-close-button" aria-label="Close feedback form">...</button>`
- XPath: `/button[@class="fba-close-button"]`
*... and 9 more failures for this rule*
#### Rule: [SIA-R57: Landmarks don't repeat the same content](https://alfa.siteimprove.com/rules/sia-r57)
**WCAG**: [SC 1.3.6](https://www.w3.org/WAI/WCAG22/Understanding/identify-purpose) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The text is not included in a landmark region
#### Rule: [SIA-R61: Documents start with a level 1 heading](https://alfa.siteimprove.com/rules/sia-r61)
**WCAG**: Best Practice
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not start with a level 1 heading
#### Rule: [SIA-R66: Text has enhanced contrast with its background](https://alfa.siteimprove.com/rules/sia-r66)
**WCAG**: [SC 1.4.6](https://www.w3.org/WAI/WCAG22/Understanding/contrast-enhanced) (Level AAA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The highest possible contrast of the text is 6.04:1 which is below the required contrast of 7:1
### https://nsf.gov/news/astronomers-find-elusive-target-hiding-behind-dust
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/biologists-find-10-lineages-fish-able-live-highly
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/fantastic-fossils-where-find-them
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: l...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-genes-help-fruit-adapt-droughts
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/ligo-virgo-finds-mystery-object-gap-between
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/researchers-find-humans-have-given-wild-animals
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/scientists-find-closest-known-asteroid-fly-earth
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/scientists-find-earliest-new-world-writings-mexico
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: M...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/scientists-find-no-direct-link-between-north
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/scientists-find-oldest-known-fossilized-digestive
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/astronomers-find-second-known-earth-trojan
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/astronomers-find-star-system-may-be-rare-black
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/citizen-astronomers-find-young-jupiter-object
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/find-out-how-invading-predators-change-ecosystem
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-achilles-heel-killer-parasite
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-critical-minerals-scoops-sand
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-first-horse-whisperers
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/finding-formula-zzzzzzzs
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 0...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/hunt-fossils-finds-warning-warming-earth
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/lakes-marginalized-communities-sampled-less-study-finds
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/lemurs-rely-scent-when-it-comes-finding-mate
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: o...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/light-scattering-tool-peers-pancreas-find-cancer
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: D...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/machine-learning-approach-finding-treatment
#### Rule: [SIA-R4: Page has a descriptive title](https://alfa.siteimprove.com/rules/sia-r4)
**WCAG**: [SC 2.4.2](https://www.w3.org/WAI/WCAG22/Understanding/page-titled) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The `lang` attribute is either missing, empty, or only whitespace
- HTML: `<html>...</html>`
- XPath: `/html`
#### Rule: [SIA-R79](https://alfa.siteimprove.com/rules/sia-r79)
**Failure 1:**
- First identified: 2026-05-12
- Message: The element has no <figure> ancestor and has text which not inside a <code>, <kbd> or <samp> element.
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: r...</pre>`
- XPath: `/pre`
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/new-findings-reveal-how-microbiome-disrupted
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/new-molecular-computers-find-right-cells
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
### https://nsf.gov/news/researchers-find-new-minor-planets-beyond-neptune
#### Rule: [SIA-R1: id attributes are unique within the document](https://alfa.siteimprove.com/rules/sia-r1)
**WCAG**: [SC 4.1.1](https://www.w3.org/WAI/WCAG22/Understanding/parsing) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The first `<title>` element has no text content
#### Rule: [SIA-R59: Document has at least one heading to identify its main content](https://alfa.siteimprove.com/rules/sia-r59)
**WCAG**: [SC 2.4.6](https://www.w3.org/WAI/WCAG22/Understanding/headings-and-labels) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document does not have a heading element
#### Rule: [SIA-R87: First focusable element is a skip link](https://alfa.siteimprove.com/rules/sia-r87)
**WCAG**: [SC 2.4.1](https://www.w3.org/WAI/WCAG22/Understanding/bypass-blocks) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: The document has no tabbable descendants
## Detailed Failure Information (axe)
### https://nsf.gov/
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/funding/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: spLorFw0FYAeKxNCqkwsOtDU12tfhbCIafCRMfcV4oEY7l9YYHkeFQ== </pre>`
- XPath: `pre`
### https://nsf.gov/about/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 5s9oyfoK3H4HmUXyygqyIEeJnbsrsYRA05u-f-D7fpaWpfLP9aqaEw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: wAFXHkUsllBRd9toq8GhdOeRrxrgzOKv7qcmVti-bhW3KRjFyqB1iA== </pre>`
- XPath: `pre`
### https://nsf.gov/search/
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4 class="no-result-error">Please enter a search term in the box above.</h4>`
- XPath: `h4`
#### Rule: [landmark-no-duplicate-banner](https://dequeuniversity.com/rules/axe/4.11/landmark-no-duplicate-banner?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should not have more than one banner landmark
- HTML: `<header class="usa-banner__header">`
- XPath: `.usa-banner__header`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [landmark-unique](https://dequeuniversity.com/rules/axe/4.11/landmark-unique?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Landmarks should have a unique role or role/label/title (i.e. accessible name) combination
- HTML: `<header data-testid="header" class="usa-header usa-header--basic sc-fhHczv cjTEbb" styles="[object Object]">`
- XPath: `.sc-fhHczv`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a class="usa-skipnav" href="#main-content">Skip to main content</a>`
- XPath: `.usa-skipnav`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row" data-testid="grid"><div class="tablet:grid-col" data-testid="grid"><h4 class="no-result-error">Please enter a search term in the box above.</h4></div></div>`
- XPath: `.grid-row[data-testid="grid"]:nth-child(3)`
#### Rule: [skip-link](https://dequeuniversity.com/rules/axe/4.11/skip-link?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: The skip-link target should exist and be focusable
- HTML: `<a class="usa-skipnav" href="#main-content">Skip to main content</a>`
- XPath: `.usa-skipnav`
### https://nsf.gov/sitemap/
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Sitemap</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/digital/strategy
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Digital Strategy at NSF</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/history/big-ideas
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 0nNMmzBY8M_srpLM_v6bRGRCsJwc-Hbai3tEs2YXD4vkuh8O-s-qLw== </pre>`
- XPath: `pre`
### https://nsf.gov/about/research-areas
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: x8KKsEzrLpeJ-ccCnF2T9pArOcARQmFAX_NE-hr85sNjeCSLVOJ82Q== </pre>`
- XPath: `pre`
### https://nsf.gov/updates-on-priorities
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h3>Page last updated: July 30, 2025</h3>`
- XPath: `.nsf-layout--twocol.constrained-width.layout-container--wrapper:nth-child(2) > .nsf-layout--outer > .nsf-layout--inner:nth-child(2) > .layout__region--first.layout__region > .block-inline-blockcomponent-text.block-layout-builder.nsf-component > .text__container > .text__content.text-formatted > h3`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Updates on NSF Priorities</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/governance
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: h-VOm0ErfRj9CWngpN7c-JDeuMeP0gvaPzTWQZGS0_mx7JIzNSbtPA== </pre>`
- XPath: `pre`
### https://nsf.gov/about/career-opportunities
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 8ZzhZlR0e1fdwkFy_3kW4_3weqac5TRZ-MEhGLPByXELM5FpcHSGRw== </pre>`
- XPath: `pre`
### https://nsf.gov/about/contact
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: fuAqCIq7jMZpXgUugGViXNpaGiu4yYL4CZCSS43Z1EUShckaT0_Pfg== </pre>`
- XPath: `pre`
### https://nsf.gov/about/foia/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 0g4MOv7MtPfPhwsAnHLPNkZmx2gcRD3KwJkTMBPLe6EQv_htuWc08A== </pre>`
- XPath: `pre`
### https://nsf.gov/about/visit
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 0VtqZce0EBBtmuPpdN9Tv203qzoljMDm3UH49_Zm_txslTBfwNGlGw== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/award-search
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 1A5bQrIhB-Ohk8-DRZDP7QVGYZApCdmySbnRjfdQbr7Akg4KlqSHqQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/opportunities
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: rb4QS4F0u2mhW75La87P5mPWWUqGqCOOlqsE967xsCDjIcYrQ9EKgQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/how-to-apply
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: z-Lh0vo5Tlcr_RQAUsUDdgt_WtaPRbC7Qpi2x90v8I805ZfUqs3kXA== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/preparing-proposals
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: cGqZ2REETTvhXR1dY7q_tsUGMiyWtK8GcePgQxLaMnoMyjEuWjZNMg== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/submission-methods
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ZjChp6QO9-CUzYLS2F1HqUSvcyV8x5kvTPYrzySYNhzhe3A-RKqVoA== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/graduate-students
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ONaRHuKBjvzU1EEOM5THVk6lRht5vTnWOEh7Urn8MICVhMijCSTuXQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/postdoctoral-fellows
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 289oj8v33Dn35rlnyx2-tviDUXsmO1inKDWSZGurkTCgnRCQZcT14w== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/small-business
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: KM3kBbQOcwni-yfafVjlyBKNbgpzgWUI_BoxanhNenf1mAWqjOy8IQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/opportunities/search-tips
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: tclstFt3GSq3zTfH7O7HD7hnA_5v6mx_J3jWfkD23SFJfqiSUSuaKQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/initiatives/convergence-accelerator
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: _iy_56DZ7NHfgVJTbivIvN0wrm8zDm5X-mr4O4Y8D5COYXmtIaNe9A== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/initiatives/nairr
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: uw1a5GzYF3d-jqH9EzU5zMia4zpTmuJsrw5bur0ov_AWPXEw8c90sA== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/initiatives/chips-science
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ivuZVL3BKSFYnCkIS0s27cao8i_ooMAe0133UtPqK7_Nq4cRDjezag== </pre>`
- XPath: `pre`
### https://nsf.gov/bfa/dias/policy/pappg
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/bfa/dias/policy/rppr
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4>What were the major goals and objectives of this project?</h4>`
- XPath: `h4:nth-child(5)`
**Failure 2:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4><u>Participants and Other Collaborating Organizations</u>: Who has been involved?</h4>`
- XPath: `.block-inline-blockcomponent-text.nsf-component.block-layout-builder:nth-child(4) > .text__container > .text__content.text-formatted > h4`
**Failure 3:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4><u>Impact</u>: What was the impact of the project? How has it contributed?</h4>`
- XPath: `.block-inline-blockcomponent-text.nsf-component.block-layout-builder:nth-child(7) > .text__container > .text__content.text-formatted > h4`
**Failure 4:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4><u>Changes/Problems</u></h4>`
- XPath: `.block-inline-blockcomponent-text.nsf-component.block-layout-builder:nth-child(10) > .text__container > .text__content.text-formatted > h4`
**Failure 5:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4><u>Special Reporting Requirements</u></h4>`
- XPath: `.block-inline-blockcomponent-text.nsf-component.block-layout-builder:nth-child(13) > .text__container > .text__content.text-formatted > h4`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Research Performance Progress Reports</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/bfa/dias/policy/sampling-plans
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/accessibility
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Accessibility at NSF</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/author-tools/accessibility
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Accessibility for Authors</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/about-nsf-by-the-numbers/web-accessibility
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ulW213VKAx5s3BgerM52EGeBf2alRWHr_OiBrTJlZqU4YuMl2ts6Lg== </pre>`
- XPath: `pre`
### https://nsf.gov/about/section-508
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: d3HGU7zJJUZvIybyAWUncvnL99HeERUqE-1DDdySMPd1LeCcYg3mAQ== </pre>`
- XPath: `pre`
### https://nsf.gov/policies/privacy
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">NSF Privacy Program</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/vulnerability-disclosure
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Vulnerability Disclosure Policy</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/linking
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/disclaimer
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/copyright
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/policies/quality-standards
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/performance/strategic-plan
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: uXMB-370ntU4UMFfQFFD77OHZ1FJEUBySeuSL0WAa5AVLdfAXVUivQ== </pre>`
- XPath: `pre`
### https://nsf.gov/about/performance/annual-performance-reports
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: fSndRSaI-xHW3lW9k7N_hjL00UFDvgGgv2-Yq84rw7K5bbGXWZGrrA== </pre>`
- XPath: `pre`
### https://nsf.gov/about/performance/financial-annual-reports
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: EZi_kt5DelsTJnuB33Uo_2BDe-tblVsZDsSj3atlomsa7j4gygRyAA== </pre>`
- XPath: `pre`
### https://ncses.nsf.gov/accessibility
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [link-in-text-block](https://dequeuniversity.com/rules/axe/4.11/link-in-text-block?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.1](https://www.w3.org/WAI/WCAG22/Understanding/use-of-color) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must be distinguishable without relying on color
- HTML: `<a href="https://www.nsf.gov/policies/access.jsp#tell-us" rel="noopener" tabindex="0">NSF Accessibility Feedback Form</a>`
- XPath: `#card387 > .card-body > .card-content[data-property="content"] > span > div:nth-child(1) > a[rel="noopener"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Links must be distinguishable without relying on color
- HTML: `<a href="https://www.nsf.gov/policies/access.jsp#tell-us" rel="noopener" tabindex="0">NSF Accessibility Feedback Form</a>`
- XPath: `#card390 > .card-body > .card-content[data-property="content"] > span > div:nth-child(1) > a[rel="noopener"]`
#### Rule: [list](https://dequeuniversity.com/rules/axe/4.11/list?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Our data and analysis" class="ncses-link-column">`
- XPath: `ul[aria-label="Our data and analysis"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="About" class="ncses-link-column">`
- XPath: `ul[aria-label="About"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Help" class="ncses-link-column">`
- XPath: `ul[aria-label="Help"]`
#### Rule: [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.11/page-has-heading-one?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Page should contain a level-one heading
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a role="link" id="skip-link" tabindex="0" class="sr-only skip-link">Skip to Main Content</a>`
- XPath: `#skip-link`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="container">`
- XPath: `body > .container`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h3>Get e-mail updates from NCSES</h3>`
- XPath: `.subscribe-container > h3`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<p>NCSES is an official statistical agency. Subscribe below to receive our latest news and announcements.</p>`
- XPath: `.subscribe-container > p`
**Failure 5:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<input type="text" placeholder="Enter your e-mail address" name="email" aria-label="Enter your e-mail address">`
- XPath: `input[placeholder="Enter your e-mail address"]`
*... and 1 more failures for this rule*
#### Rule: [role-img-alt](https://dequeuniversity.com/rules/axe/4.11/role-img-alt?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: [role="img"] elements must have alternative text
- HTML: `<span role="img" class="st-rss"></span>`
- XPath: `.st-rss`
### https://ncses.nsf.gov/indicators
#### Rule: [aria-input-field-name](https://dequeuniversity.com/rules/axe/4.11/aria-input-field-name?application=playwright)
**Impact**: serious
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: ARIA input fields must have an accessible name
- HTML: `<div class="carousel-inner" role="listbox">`
- XPath: `.carousel-inner`
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [aria-required-children](https://dequeuniversity.com/rules/axe/4.11/aria-required-children?application=playwright)
**Impact**: critical
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Certain ARIA roles must contain particular children
- HTML: `<div class="carousel-inner" role="listbox">`
- XPath: `.carousel-inner`
#### Rule: [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.11/page-has-heading-one?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Page should contain a level-one heading
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<aside class="col-xs-4 clearfix">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div id="bottom-tiles" class="row is-flex">`
- XPath: `#bottom-tiles`
### https://ncses.nsf.gov/data-tools
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [html-lang-valid](https://dequeuniversity.com/rules/axe/4.11/html-lang-valid?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a valid value for the lang attribute
- HTML: `<html lang="en_US">`
- XPath: `html`
#### Rule: [link-in-text-block](https://dequeuniversity.com/rules/axe/4.11/link-in-text-block?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.1](https://www.w3.org/WAI/WCAG22/Understanding/use-of-color) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must be distinguishable without relying on color
- HTML: `<a href="/search" tabindex="0">Search NCSES</a>`
- XPath: `p > a[href$="search"]`
#### Rule: [list](https://dequeuniversity.com/rules/axe/4.11/list?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Our data and analysis" class="ncses-link-column">`
- XPath: `ul[aria-label="Our data and analysis"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="About" class="ncses-link-column">`
- XPath: `ul[aria-label="About"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Help" class="ncses-link-column">`
- XPath: `ul[aria-label="Help"]`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a role="link" id="skip-link" tabindex="0" class="sr-only skip-link">Skip to Main Content</a>`
- XPath: `#skip-link`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h3>Get e-mail updates from NCSES</h3>`
- XPath: `h3`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<p>NCSES is an official statistical agency. Subscribe below to receive our latest news and announcements.</p>`
- XPath: `.subscribe-container > p`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<input type="text" placeholder="Enter your e-mail address" name="email" aria-label="Enter your e-mail address">`
- XPath: `input[placeholder="Enter your e-mail address"]`
**Failure 5:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="social-box">`
- XPath: `.social-box`
#### Rule: [role-img-alt](https://dequeuniversity.com/rules/axe/4.11/role-img-alt?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: [role="img"] elements must have alternative text
- HTML: `<span role="img" class="st-rss"></span>`
- XPath: `.st-rss`
### https://ncses.nsf.gov/surveys
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [link-in-text-block](https://dequeuniversity.com/rules/axe/4.11/link-in-text-block?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.1](https://www.w3.org/WAI/WCAG22/Understanding/use-of-color) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must be distinguishable without relying on color
- HTML: `<a href="https://ncses.nsf.gov/initiatives/projects-partnerships/skilled-technical-workforce" rel="noopener" tabindex="0">skilled technical workforce</a>`
- XPath: `.card-body > div > div > a[rel="noopener"]`
#### Rule: [list](https://dequeuniversity.com/rules/axe/4.11/list?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Our data and analysis" class="ncses-link-column">`
- XPath: `ul[aria-label="Our data and analysis"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="About" class="ncses-link-column">`
- XPath: `ul[aria-label="About"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Help" class="ncses-link-column">`
- XPath: `ul[aria-label="Help"]`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a role="link" id="skip-link" tabindex="0" class="sr-only skip-link">Skip to Main Content</a>`
- XPath: `#skip-link`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<article class="content clearfix">`
- XPath: `article`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h3>Get e-mail updates from NCSES</h3>`
- XPath: `.subscribe-container > h3`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<p>NCSES is an official statistical agency. Subscribe below to receive our latest news and announcements.</p>`
- XPath: `.subscribe-container > p`
**Failure 5:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<input type="text" placeholder="Enter your e-mail address" name="email" aria-label="Enter your e-mail address">`
- XPath: `input[placeholder="Enter your e-mail address"]`
*... and 1 more failures for this rule*
#### Rule: [role-img-alt](https://dequeuniversity.com/rules/axe/4.11/role-img-alt?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: [role="img"] elements must have alternative text
- HTML: `<span role="img" class="st-rss"></span>`
- XPath: `.st-rss`
### https://ncses.nsf.gov/pubs/nsb20257/
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a role="link" id="skip-link" tabindex="0" class="sr-only skip-link sei">Skip to Main Content</a>`
- XPath: `#skip-link`
### https://ncses.nsf.gov/interest-areas/government-science-engineering-funding
#### Rule: [aria-required-attr](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Required ARIA attributes must be provided
- HTML: `<div role="heading" id="gov-banner-header">`
- XPath: `#gov-banner-header`
#### Rule: [button-name](https://dequeuniversity.com/rules/axe/4.11/button-name?application=playwright)
**Impact**: critical
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Buttons must have discernible text
- HTML: `<button class="expand-view cms-v2"><i class="fa-solid fa-caret-down" style="font-size: 12px"></i></button>`
- XPath: `.module-card:nth-child(2) > .expandable-container > .content > .expand-view.cms-v2`
**Failure 2:**
- First identified: 2026-05-12
- Message: Buttons must have discernible text
- HTML: `<button class="expand-view cms-v2"><i class="fa-solid fa-caret-down" style="font-size: 12px"></i></button>`
- XPath: `.module-card:nth-child(3) > .expandable-container > .content > .expand-view.cms-v2`
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h3 class="topics">Government Funding for Science and Engineering Topics</h3>`
- XPath: `.topics`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en">`
- XPath: `html`
#### Rule: [list](https://dequeuniversity.com/rules/axe/4.11/list?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.3.1](https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Our data and analysis" class="ncses-link-column">`
- XPath: `ul[aria-label="Our data and analysis"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="About" class="ncses-link-column">`
- XPath: `ul[aria-label="About"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: <ul> and <ol> must only directly contain <li>, <script> or <template> elements
- HTML: `<ul aria-label="Help" class="ncses-link-column">`
- XPath: `ul[aria-label="Help"]`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<a role="link" id="skip-link" tabindex="0" class="sr-only skip-link">Skip to Main Content</a>`
- XPath: `#skip-link`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="area-of-interest">`
- XPath: `.area-of-interest`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="row"> <h3 class="topics">Government Funding for Science and Engineering Topics</h3> </div>`
- XPath: `.topic-region > .container > .row:nth-child(1)`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="module-card">`
- XPath: `.row.d-flex > .module-card:nth-child(1)`
**Failure 5:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2 class="super-topic" style="min-height: 72px;">Research & Development (R&D) Activity</h2>`
- XPath: `.module-card:nth-child(2) > .super-topic`
*... and 20 more failures for this rule*
#### Rule: [role-img-alt](https://dequeuniversity.com/rules/axe/4.11/role-img-alt?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.1.1](https://www.w3.org/WAI/WCAG22/Understanding/non-text-content) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: [role="img"] elements must have alternative text
- HTML: `<span role="img" class="st-rss"></span>`
- XPath: `.st-rss`
### https://nsf.gov/about/about-nsf-by-the-numbers/codebook
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 82IYZzV4nV3O7aTooluMVfYWJJHuiqHhYlK_8jFXhQSr3JXNHUDZUA== </pre>`
- XPath: `pre`
### https://nsf.gov/reports/statistics/federal-science-engineering-support-academic-institutions
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/reports/statistics/update-us-business-innovation-findings-2011-survey/nsf16-308
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/reports/statistics/federal-obligations-rd-increased-nearly-14-fy-2021-supported
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/reports/statistics/businesses-invested-325-billion-assets-support-their-rd
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/performance/nsf-by-the-numbers
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ZGFJoTGRH-6gR96acZ5iR0utuLUGDBYmzMWkYXREURcXIY4ULVQGvA== </pre>`
- XPath: `pre`
### https://nsf.gov/reports/topical/description-analysis-best-practice-finding-programs
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside class="node__sidebar tablet:grid-col-4">`
- XPath: `aside`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 4:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/about/us-national-science-foundation-fy-2024-service-contract
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: J8pVne4dGtQVe2dCzUSF9NPK5H6wfpvOlI0wCIOwC9MkO2ZhYPNYNg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/mmg/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: RdfG7e71HPPzJrZs5nbTlfjERMSPLvdFR5A7FXbstFn76OlCAvoaIw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/special_reports/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: CRln7yj4yNa6-NJSpJYLcMHmk_5NFYjK_HYlO1DC7oNdbphjfq86rg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/nsf-releases-usap-sahcs-findings-report
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: oS3NsuyKl0jaTa8uMWHNAj6KQJdxHhTIZ0aKBHLkpQLDHzyZDwhNGA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/450-million-year-old-organism-finds-new-life-softbotics
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: T8MTSXaA7KHIQ3_HdVQpWHhNSd1pLbYS1SAoancy1whveFadTApbRQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/intent-restructure-critical-weather-science-infrastructure
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: yCnTcRLwjVewP_zQiRARZgsfyVpVXyM3GTsYlMLMnIXYYnaR8os2pQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/astronomers-find-golden-glow-distant-stellar
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 4SBTA2FJQfG77H8ToMk51wBHqbuh3h6XWsKty8lM3x8lRsDSHyJWwQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/new-research-findings-origami-materials-promise
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 400i3cNOkVjW5zBOuwyhDhG6C8DGKvtjALwRYJRIb2UM4OzUvPLGjQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/novel-analysis-finds-new-mechanism-underlying-red
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: GYR_wgZ_qHyl9dwNw6yRyZxUKuk0WwP8eJUQhes_bxKehnofB8bqQQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/scientists-find-water-billions-light-years-away
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: vR8lBhkTTimbU0DeMivZUXrXnbZbGabtCUuLWtD9t3WavlO3-TfV5Q== </pre>`
- XPath: `pre`
### https://nsf.gov/science-matters/nsf-101-agency-accessibility-resources
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: Bpkckxq6Mkv2V3S6xolYWrDw7khWzjqH93DL8y3JCedEHqjdrOF68w== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-salt-stress-tipping-point-coastal-wetlands
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: TXlQGQBkA-ZtoY3OeQAd4gtfYpwr_aydU6Jk1hEvEMUYAzDr0L1D7A== </pre>`
- XPath: `pre`
### https://nsf.gov/news/collision-detecting-suitcase-wayfinding-app-help
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ienW-HSBakfPt5spZ_ZC9BJyPf_j4IwilBFMU35EntM35U49mnQGTA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-cures-corals
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 2hpMAxUeC12nvR4ZhvWFWSmj6c_sE7ukfanGoVXH6yJxFDzbNjVKyQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-origins-life-drying-puddle
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 1TTA6Lop5tPL3C2yUz4vxfrKeBIjRtqaE2Td7gJeyTGHOb5EDWnYZg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-switches-our-cells-computer
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: oGuBXhAJ76cM-0v8CFV6Wb9vqpgxh3z3hJN4WyXOqQjBb-S0lOJ67w== </pre>`
- XPath: `pre`
### https://nsf.gov/news/astronomers-find-remarkably-small-distant-galaxy
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: aTjIqUxlGV9yYHPd721EDOH5ZzmEvoUfjTyVPRipzFtNtqZIN4teSw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/birds-follow-army-ants-find-prey
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: hH3ts4Z56euavcgqFIw8Aao7p9mw6tsiiS47_W7Yh4y4DT-mBqTwew== </pre>`
- XPath: `pre`
### https://nsf.gov/news/bugs-find-bats-bite-thanks-bacteria
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: bWKKf0Jy84kwCX1XSR_6BQn9U5eSF9JX6b21cR6qmdYJptBYXmHTOg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/chemists-find-path-new-blue-meteorite-minerals
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: aCaYk4l0Q2-UV9El5uoQ5Hm5KPy4XBj-SPJWOE6_meEhlr8qDqKNLg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/engineers-find-ankle-exoskeletons-can-greatly
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: o6x2JTShpIZO2Rarhm4Bp5F42taXplR2Oap9QqZERjUemXjsUKr_1A== </pre>`
- XPath: `pre`
### https://nsf.gov/dir/index.jsp?org=BIO
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=CISE
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=ENG
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=GEO
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=MPS
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=SBE
#### Rule: [aria-prohibited-attr](https://dequeuniversity.com/rules/axe/4.11/aria-prohibited-attr?application=playwright)
**Impact**: serious
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-large-width-mode" tabindex="" id="movie_player" data-version="/s/player/8fb635c2/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `.layout__region--second.layout__region > .block-inline-blockcomponent-video.block-layout-builder[data-once="eachVideoWrapper"] > .field-block-video-url.field > iframe[width="200"][height="113"][frameborder="0"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-small-mode" tabindex="" id="movie_player" data-version="/s/player/8fb635c2/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `.layout__region--first.layout__region > .block-inline-blockcomponent-video.block-layout-builder[data-once="eachVideoWrapper"] > .field-block-video-url.field > iframe[width="200"][height="113"][frameborder="0"]`
**Failure 3:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-large-width-mode" tabindex="" id="movie_player" data-version="/s/player/8fb635c2/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `.layout__region--second.layout__region > .block-inline-blockcomponent-video.block-layout-builder[data-once="eachVideoWrapper"] > .field-block-video-url.field > iframe[width="200"][height="113"][frameborder="0"]`
**Failure 4:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-small-mode" tabindex="" id="movie_player" data-version="/s/player/8fb635c2/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `.layout__region--first.layout__region > .block-inline-blockcomponent-video.block-layout-builder[data-once="eachVideoWrapper"] > .field-block-video-url.field > iframe[width="200"][height="113"][frameborder="0"]`
#### Rule: [empty-heading](https://dequeuniversity.com/rules/axe/4.11/empty-heading?application=playwright)
**Impact**: minor
**Failure 1:**
- First identified: 2026-05-12
- Message: Headings should not be empty
- HTML: `<h3> </h3>`
- XPath: `.text__content.text-formatted > h3:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: Headings should not be empty
- HTML: `<h3> </h3>`
- XPath: `.text__content.text-formatted > h3:nth-child(1)`
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=EDU
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/dir/index.jsp?org=TIP
#### Rule: [color-contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.3](https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<a href="/funding/entrepreneurs" title="Funding for Entrepreneurial Researchers" class="link-button usa-button usa-button--outline "> Funding for Entrepreneurial Researchers </a>`
- XPath: `.link-button.usa-button--outline[href$="entrepreneurs"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<a href="/funding/industry" title="Funding for Industry" class="link-button usa-button usa-button--outline "> Funding for Industry </a>`
- XPath: `a[title="Funding for Industry"]`
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/geo/opp/
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/focus-areas/ai/
#### Rule: [aria-prohibited-attr](https://dequeuniversity.com/rules/axe/4.11/aria-prohibited-attr?application=playwright)
**Impact**: serious
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-large-width-mode" tabindex="" id="movie_player" data-version="/s/player/74be5b62/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `iframe[width="854"]`
**Failure 2:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-large-width-mode" tabindex="" id="movie_player" data-version="/s/player/74be5b62/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `iframe[width="854"]`
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
**Failure 2:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/focus-areas/quantum/
#### Rule: [aria-prohibited-attr](https://dequeuniversity.com/rules/axe/4.11/aria-prohibited-attr?application=playwright)
**Impact**: serious
**WCAG**: [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must only use permitted ARIA attributes
- HTML: `<div class="html5-video-player ytp-hide-controls ytp-exp-bottom-control-flexbox ytp-modern-caption ytp-livebadge-color unstarted-mode ytp-small-mode" tabindex="" id="movie_player" data-version="/s/player/8fb635c2/player_embed.vflset/en_US/base.js" aria-label="YouTube Video Player">`
- XPath: `iframe[width="200"]`
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/events/archived-public-discussionhow-move-quality-research-findings
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: _v-tMjvG9MCD3G8VuCHkQaKhZqrZRtvmw0BSTMD91bvu3nd4WthGUA== </pre>`
- XPath: `pre`
### https://nsf.gov/events/virtual-networking-event-potential-international-us-nsf/2025-07-10
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: zy5o_F1rcth_lpPYEZnl6FgJwV-BaAaQwDoZjplt-xmw7v4ydzDkgA== </pre>`
- XPath: `pre`
### https://nsf.gov/about/meetings/help
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: wZVuarn0-sCnb-BG_ty8wsy_8eKZ28SdQbakf3OCo3Mx7foXbzDmFQ== </pre>`
- XPath: `pre`
### https://nsf.gov/about/meetings/accommodations
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: BrAaVRH2Q4_r5KZlZy-_7UcHRFZrzTCj9ye2JF7Y_bn3kipq11C5jA== </pre>`
- XPath: `pre`
### https://nsf.gov/staff/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 7gzSATqKC4zdnjikTvDHTt93leCv_zYlLosR_ImQB0wgx-r6j_1voQ== </pre>`
- XPath: `pre`
### https://nsf.gov/staff/staff_list.jsp?org=NSF&from_org=NSF
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: JkcbKCvFU15ZhMX4dTRBa_EUsN6OvVdIGkl5ZmDgKZfLBjsdr1QdfA== </pre>`
- XPath: `pre`
### https://nsf.gov/publications/
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Documents and Reports</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/publications/obtaining_publications.jsp
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/help/
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: Za-AomnBUzA-uFhuYTayuwgEWE2v7u7xy18t8hnIe85cSyuc4R7jpA== </pre>`
- XPath: `pre`
### https://nsf.gov/help/contact/
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/help/funding_help/
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://oig.nsf.gov/home/
#### Rule: [color-contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.3](https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<strong class="StrongText---richtext_strong">Office of Inspector General</strong>`
- XPath: `.ColorText---color_custom:nth-child(2) > .SizedText---medium_plus.SizedText---predefined > strong`
**Failure 2:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Reports & Publications</span>`
- XPath: `.ColumnLayout---column_padding_sparse.ColumnLayout---stack_when_tablet_portrait.ColumnLayout---stack_when_tablet_landscape:nth-child(1) > .FieldLayout---margin_below_even_more.FieldLayout---inDarkBackground.FieldLayout---margin_above_none:nth-child(1) > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
**Failure 3:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Whistleblower Info</span>`
- XPath: `a[href=""] > .SizedText---medium.SizedText---predefined`
**Failure 4:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Case Closeout Memoranda</span>`
- XPath: `.ColumnLayout---column_padding_sparse.ColumnLayout---stack_when_tablet_portrait.ColumnLayout---stack_when_tablet_landscape:nth-child(2) > .FieldLayout---margin_below_even_more.FieldLayout---inDarkBackground.FieldLayout---margin_above_none > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
**Failure 5:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Outreach</span>`
- XPath: `.FieldLayout---inDarkBackground.FieldLayout---margin_below_none.FieldLayout---margin_above_none > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h5 data-testid="Heading-headingTag" class="Heading---default_font_style Heading---heading_small Heading---font_weight_bold Heading---font_color_standard Heading---text_align_start Heading---margin_below_standard Heading---margin_above_none">Recent Reports</h5>`
- XPath: `h5`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [link-name](https://dequeuniversity.com/rules/axe/4.11/link-name?application=playwright)
**Impact**: serious
**WCAG**: [SC 2.4.4](https://www.w3.org/WAI/WCAG22/Understanding/link-purpose-in-context), [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must have discernible text
- HTML: `<a class="DocumentImage---image_link DocumentImage---inImageGroup elements---global_a elements---inLightBackground" href="https://www.twitter.com/nsfoig">`
- XPath: `.DocumentImage---image_link`
#### Rule: [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.11/page-has-heading-one?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Page should contain a level-one heading
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div data-testid="CardLayout-cardDiv" class="CardLayout---card_it..." title="" style="--appian-container-b...">`
- XPath: `.VirtualNavigationLayout---body > div > .ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .CardLayout---margin_below_none.CardLayout---light_background.CardLayout---margin_above_none:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="ContentLayout---content_layout ContentLayout---margin_above_none">`
- XPath: `.ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .ContentLayout---content_layout.ContentLayout---margin_above_none`
### https://oig.nsf.gov/home/group/contact/page/contact-us
#### Rule: [color-contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.3](https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<strong class="StrongText---richtext_strong">Office of Inspector General</strong>`
- XPath: `.ColorText---color_custom:nth-child(2) > .SizedText---medium_plus.SizedText---predefined > strong`
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h4 data-testid="Heading-headingTag" class="Heading---default_font_style Heading---heading_medium Heading---font_weight_bold Heading---font_color_standard Heading---text_align_start Heading---margin_below_standard Heading---margin_above_none">Contact Us</h4>`
- XPath: `.ColumnLayout---width_auto.ColumnLayout---column.ColumnLayout---column_padding_standard:nth-child(1) > h4`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [link-name](https://dequeuniversity.com/rules/axe/4.11/link-name?application=playwright)
**Impact**: serious
**WCAG**: [SC 2.4.4](https://www.w3.org/WAI/WCAG22/Understanding/link-purpose-in-context), [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must have discernible text
- HTML: `<a class="DocumentImage---image_link DocumentImage---inImageGroup elements---global_a elements---inLightBackground" href="https://www.twitter.com/nsfoig">`
- XPath: `.DocumentImage---image_link`
#### Rule: [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.11/page-has-heading-one?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Page should contain a level-one heading
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div data-testid="CardLayout-cardDiv" class="CardLayout---card_it..." title="" style="--appian-container-b...">`
- XPath: `.ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .CardLayout---margin_below_none.CardLayout---border_invisible.CardLayout---light_background:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="ContentLayout---content_layout ContentLayout---margin_above_none">`
- XPath: `.ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .ContentLayout---content_layout.ContentLayout---margin_above_none`
### https://oig.nsf.gov/hotline
#### Rule: [color-contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast?application=playwright)
**Impact**: serious
**WCAG**: [SC 1.4.3](https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum) (Level AA)
**Failure 1:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<strong class="StrongText---richtext_strong">Office of Inspector General</strong>`
- XPath: `.ColorText---color_custom:nth-child(2) > .SizedText---medium_plus.SizedText---predefined > strong`
**Failure 2:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Reports & Publications</span>`
- XPath: `.ColumnLayout---column_padding_sparse.ColumnLayout---stack_when_tablet_portrait.ColumnLayout---stack_when_tablet_landscape:nth-child(1) > .FieldLayout---margin_below_even_more.FieldLayout---inDarkBackground.FieldLayout---margin_above_none:nth-child(1) > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
**Failure 3:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Whistleblower Info</span>`
- XPath: `a[href=""] > .SizedText---medium.SizedText---predefined`
**Failure 4:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Case Closeout Memoranda</span>`
- XPath: `.ColumnLayout---column_padding_sparse.ColumnLayout---stack_when_tablet_portrait.ColumnLayout---stack_when_tablet_landscape:nth-child(2) > .FieldLayout---margin_below_even_more.FieldLayout---inDarkBackground.FieldLayout---margin_above_none > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
**Failure 5:**
- First identified: 2026-05-12
- Message: Elements must meet minimum color contrast ratio thresholds
- HTML: `<span class="SizedText---medium SizedText---predefined">Outreach</span>`
- XPath: `.FieldLayout---inDarkBackground.FieldLayout---margin_below_none.FieldLayout---margin_above_none > .FieldLayout---input_below > .SideBySideGroup---side_by_side.SideBySideGroup---default_direction.SideBySideGroup---top > .SideBySideItem---sparse.SideBySideItem---flex_item[data-padding-right="0"] > .FieldLayout---inScalarSideBySideItem.FieldLayout---inDarkBackground.FieldLayout---margin_below_none > .FieldLayout---input_below > div > .ParagraphText---inDarkBackground.ParagraphText---align_start > .ColorText---inDarkBackground.ColorText---color_custom > strong > .LinkedItem---inDarkBackground.elements---inDarkBackground.LinkedItem---inStrongText > .SizedText---medium.SizedText---predefined`
#### Rule: [heading-order](https://dequeuniversity.com/rules/axe/4.11/heading-order?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Heading levels should only increase by one
- HTML: `<h5 data-testid="Heading-headingTag" class="Heading---default_font_style Heading---heading_small Heading---font_weight_bold Heading---font_color_standard Heading---text_align_start Heading---margin_below_standard Heading---margin_above_none">Recent Reports</h5>`
- XPath: `h5`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [link-name](https://dequeuniversity.com/rules/axe/4.11/link-name?application=playwright)
**Impact**: serious
**WCAG**: [SC 2.4.4](https://www.w3.org/WAI/WCAG22/Understanding/link-purpose-in-context), [SC 4.1.2](https://www.w3.org/WAI/WCAG22/Understanding/name-role-value) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: Links must have discernible text
- HTML: `<a class="DocumentImage---image_link DocumentImage---inImageGroup elements---global_a elements---inLightBackground" href="https://www.twitter.com/nsfoig">`
- XPath: `.DocumentImage---image_link`
#### Rule: [page-has-heading-one](https://dequeuniversity.com/rules/axe/4.11/page-has-heading-one?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Page should contain a level-one heading
- HTML: `<html lang="en-US" style="--appian-button-text...">`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div data-testid="CardLayout-cardDiv" class="CardLayout---card_it..." title="" style="--appian-container-b...">`
- XPath: `.VirtualNavigationLayout---body > div > .ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .CardLayout---margin_below_none.CardLayout---light_background.CardLayout---margin_above_none:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="ContentLayout---content_layout ContentLayout---margin_above_none">`
- XPath: `.ContentLayout---flush.ContentLayout---content_layout.ContentLayout---margin_above_none > .ContentLayout---content_layout.ContentLayout---margin_above_none`
### https://nsf.gov/about/performance/oversight
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 6kUZCT35NCmUtWwoRFT6Drk4A1UmBb8B-C7y9NODTaMqQcAtqTUt6w== </pre>`
- XPath: `pre`
### https://nsf.gov/about/performance/open-government
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: ku-lUyDbxhU-KML9ZLEROih6DsuKmGuu9D85EvKNWwOeXa7u3N7Mbg== </pre>`
- XPath: `pre`
### https://nsf.gov/digital/data
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="grid-row"> <h1 class="page-title--top"> <span class="field field--name-title field--type-string field--label-hidden">Open Data at NSF</span> </h1> </div>`
- XPath: `.uswds-main-content-wrapper > .grid-row:nth-child(1)`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/digital/strategy/reporting
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/funding/opportunities/dcl-supplemental-funding-requests-support-k-12-artificial
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: AKeHIVKwIdZDN5R_fs0z2JXx2trETDLijwqkJ7AYcw3DGPY8ba4mTQ== </pre>`
- XPath: `pre`
### https://nsf.gov/funding/opportunities/dcl-growing-post-award-research-support-service-infrastructure/nsf23-152
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 8IP16K6ZTh77yPILPAOtOwEYfGntKr9MA_I77XR15xw3XekDZV5Q4g== </pre>`
- XPath: `pre`
### https://nsf.gov/news/mmg/mmg_disp.jsp?med_id=188350
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: K8lrL_EBIXQmsKwmw4Mn5auf4eYp_3CXHw2dpfLnYjVwLwu38RM19Q== </pre>`
- XPath: `pre`
### https://nsf.gov/geo/opp/updates/publication-usap-report-based-findings-sexual-assault
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/geo/opp/updates/request-information-antarctic-science-engineering-support
#### Rule: [landmark-complementary-is-top-level](https://dequeuniversity.com/rules/axe/4.11/landmark-complementary-is-top-level?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Aside should not be contained in another landmark
- HTML: `<aside aria-label="Image credits and captions" id="image-caption-credit-block" class="image-caption-credit-block usa-accordion usa-accordion--bordered">`
- XPath: `#image-caption-credit-block`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="block block-nsf-custom block-nsf-print-block nsf-component"> <div class="print"> <a href="javascript:window.print()" class="print__link">Print<span class="visually-hidden"> this Page</span></a> </div> </div>`
- XPath: `.block-nsf-custom`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<div class="usa-footer__return-to-top" data-once="tpFeedbackRttWrapper"> <div class="usa-footer__return-to-top--inner" data-once="tpFeedbackRtt"> <a class="usa-button usa-button--secondary usa-button__link" href="#" tabindex="-1"><span class="arrow"></span>Top</a> </div> </div>`
- XPath: `.usa-footer__return-to-top`
### https://nsf.gov/news/astronomers-find-elusive-target-hiding-behind-dust
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: S4MLAiDGZQbHBeYm94SCskIc5YAiGmwfhrudpt62iFBEtSn36ZcE0w== </pre>`
- XPath: `pre`
### https://nsf.gov/news/biologists-find-10-lineages-fish-able-live-highly
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: EfAcMTaCa1tkgNCMtjqUyeozE9SaoBarBtgA7737T1rIznl76S7Kdw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/fantastic-fossils-where-find-them
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: M0vZVY1x1E9e7Btr7Ux7r-8D3-36fsPzCRzVOKnXojM2A1axip1RgA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-genes-help-fruit-adapt-droughts
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: bW3sMal-gpsFtfEnd6DwnTNqIAbAwJPcyviF3d-tQhEj3vJZWbdMng== </pre>`
- XPath: `pre`
### https://nsf.gov/news/ligo-virgo-finds-mystery-object-gap-between
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: XZVyZpPdpm8qY2pzso7LL1aBh3_ixNgW7n5YUfbbAOTj8PhKpuXXgw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/researchers-find-humans-have-given-wild-animals
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: vXvRH8MEWHERYma4LhnX06lBfeE4aWysZcRBLNuI3wXsh58HDRKF1g== </pre>`
- XPath: `pre`
### https://nsf.gov/news/scientists-find-closest-known-asteroid-fly-earth
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: km04bpZTk7dNPq1zw7DXEY-Edgs1uRY5i9FMbqHT8V6Xu09N258X1g== </pre>`
- XPath: `pre`
### https://nsf.gov/news/scientists-find-earliest-new-world-writings-mexico
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: lqb4uAcsSn4G9wctGCkCZICC67i8mgHFn4lrNM6uupeXQN2is5xHwg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/scientists-find-no-direct-link-between-north
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: YaCT4W97xgqT6UcI1ZqdWc98YK1TG-ye5NChyq1SqOZuwfaqpj1cMA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/scientists-find-oldest-known-fossilized-digestive
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: qUHGBKhcgIiej8rIFclGjIbkHASzsCx3ldH2H_Vk8Ys2ajz4ZuZckw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/astronomers-find-second-known-earth-trojan
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: OkCFkeKCubd54XXdDKDjbPOsYCv1YCywyFGgk7psiyR7Os5Qq4Jkzg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/astronomers-find-star-system-may-be-rare-black
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: LYNK8-f3a04Uogumqp6ekKmLLMcPlnTUoocwgMJsTwC-qFcJqfVqcg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/citizen-astronomers-find-young-jupiter-object
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: 72lst9boh7SSiBoMZXFS5NHZW6F0t-E5ZZpDH0NrJ7Hak_PZAL_nTQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/find-out-how-invading-predators-change-ecosystem
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: oDHAz5YNMMxGjGJ5W93UNXAF37vUx6xxB4wdx4-FjMXuzcX-jtpVFw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-achilles-heel-killer-parasite
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: QaNhJzMuL-S-0dZtA93TRY4lJifZ3zSHywgO1DbIyZNAp3JZXtn9hQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-critical-minerals-scoops-sand
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: SH3WWu2PNxP0xxz4q1Sy21VyWRSUYdlT_nzsk62Bs-VSK4lRMMDFfA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-first-horse-whisperers
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: I42ePqCYUHM8iEy1QaurAw3J4n11VrCBPsX5cYrJXumx24L4Qe4kwA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/finding-formula-zzzzzzzs
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: oZi_Kl-Xb4Wmw2ANvD09d3Kfdu1SEXuKMIGNKdHCy9p34cIifwgXrA== </pre>`
- XPath: `pre`
### https://nsf.gov/news/hunt-fossils-finds-warning-warming-earth
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: jcAGC5Vkytdi5BHJkeuJIe3yJ9LRcGZD0QuO9a-hq9cFdDw7B7QzKQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/lakes-marginalized-communities-sampled-less-study-finds
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: iYKXrCB7G-yIpt0dTxVC-smt1LBmzBj8tUAe0VwntZbZ1Qi2K_xeSg== </pre>`
- XPath: `pre`
### https://nsf.gov/news/lemurs-rely-scent-when-it-comes-finding-mate
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: hFmNrQ-KfUgFGo6aAjMoOo_zuBwpml56DHYWyP4m9FXhRdw9db680g== </pre>`
- XPath: `pre`
### https://nsf.gov/news/light-scattering-tool-peers-pancreas-find-cancer
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: UAEUu80mg0SvLHlnGNWAgJ-UXqXOAGyAJMjC97egVei7TyIoSN7DeQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/machine-learning-approach-finding-treatment
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: mkDnZUXrDpgbs-8eshuRYVIXLcsFw_aVXFZmyRLnlSOFsMd1FIBXzw== </pre>`
- XPath: `pre`
### https://nsf.gov/news/new-findings-reveal-how-microbiome-disrupted
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: kv-FGQRFVsR6t_2-t8uuZxaWbR2gIvpFJIJX-bc5znyKpw6UuaQC0A== </pre>`
- XPath: `pre`
### https://nsf.gov/news/new-molecular-computers-find-right-cells
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: heZuqXmcYuZIyV0wWciWFGwkdwmOVJfxSCZCBatlYpPmUPkKnHAygQ== </pre>`
- XPath: `pre`
### https://nsf.gov/news/researchers-find-new-minor-planets-beyond-neptune
#### Rule: [html-has-lang](https://dequeuniversity.com/rules/axe/4.11/html-has-lang?application=playwright)
**Impact**: serious
**WCAG**: [SC 3.1.1](https://www.w3.org/WAI/WCAG22/Understanding/language-of-page) (Level A)
**Failure 1:**
- First identified: 2026-05-12
- Message: <html> element must have a lang attribute
- HTML: `<html>`
- XPath: `html`
#### Rule: [landmark-one-main](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: Document should have one main landmark
- HTML: `<html>`
- XPath: `html`
#### Rule: [region](https://dequeuniversity.com/rules/axe/4.11/region?application=playwright)
**Impact**: moderate
**Failure 1:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h1>403 ERROR</h1>`
- XPath: `h1`
**Failure 2:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<h2>The request could not be satisfied.</h2>`
- XPath: `h2`
**Failure 3:**
- First identified: 2026-05-12
- Message: All page content should be contained by landmarks
- HTML: `<pre>Generated by cloudfront (CloudFront) Request ID: nz9U-9cfc3qLfrVBuQnDGVcBuSEwBV8Xh-0TYG7FQ33MKRj7g4o3ug== </pre>`
- XPath: `pre`