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Accessibility

· 13 checks — Landmarks, headings, alt text, forms, and link quality rolled into one auditable list.
SCORE
55
GRADE
D
FIX
7
REVIEW
4
PASS
2
INFO
0
Checks
13
2 PASS 4 REVIEW 7 FIX
F
Alt Text Quality
Action
8 of 77 images have issues
FIX
8 of 77 images have issues
Critical::
8 image(s) missing alt attribute
Images without alt text are invisible to screen readers.
Critical::
8 image-in-link without alt text
An image inside a link with no alt creates an empty link.
Info::
13 image(s) with alt text over 125 characters
Info::
8 decorative image(s) correctly marked
Info::
48 image(s) with good alt text
77 images 48 good alt text 8 decorative 8 missing
IssueCount
missing8 image(s)
too long13 image(s)

Images without alt text are invisible to screen readers.

Why this matters

Each image without alt text is a WCAG 1.1.1 failure — invisible to screen-reader users, lost from Google Image Search.

Learn more

WCAG 2.1 Level A requires text alternatives for non-decorative images. Empty alt='' is fine for decorative; meaningful images need descriptive text. Common fixes: CMS audit + bulk add, build-time linter (alt-text-required ESLint rule), CI gate on Lighthouse a11y score.

Source: WCAG 2.1 SC 1.1.1 / WebAIM Million Report

An image inside a link with no alt creates an empty link.

Why this matters

Image-only links with no alt create empty links — screen-reader users hear 'link' with no destination context.

Learn more

An <a><img></a> with no img alt is the worst-case for accessibility: AT announces the link but can't describe where it goes. Either add alt to the image OR add aria-label to the link.

Source: WCAG 2.1 SC 2.4.4

D
404 Error Page
Action
HTTP 404, custom page
FIX
HTTP 404, custom page
Info::
Correct 404 status code returned
Got: HTTP 404
Info::
Custom styled 404 page
404 Page Quality Custom 404 Page
Status Code HTTP 404 Custom Styling Navigation Homepage Link Search Form
D
Web Manifest
Action
Not found
FIX
Not found
Info::
No web manifest found
No manifest at standard paths (/manifest.json, /site.webmanifest). A manifest is optional but enables PWA features like home screen installation and standalone display.

No web manifest found.

D
Dark Mode Support
Action
Theme color only
FIX
Theme color only
Info::
Theme-color present but no dark variant
A theme-color is set but no dark-specific variant was found. The browser toolbar may not adapt for dark mode users.
Got: #f9ae3b
Info::
No dark mode signals detected
Consider adding CSS with @media (prefers-color-scheme: dark) and <meta name='color-scheme' content='light dark'>.
Info::
Detection limited to meta tags and inline styles
External CSS files may contain prefers-color-scheme rules not visible to this scan.
Dark ModePartial Dark Mode
color-scheme meta Not set Dark theme-color Not set CSS indicators Not detected

Detection limited to meta tags and inline styles.

D
Print Stylesheet
Action
No print styles
FIX
No print styles
Info::
No print-specific styles detected
When users print this page, they get the screen layout including navigation and non-essential elements. Add @media print rules to hide navigation and optimize layout for paper.
Print Stylesheet No Print Styles
Print stylesheet Not found Inline @media print Not detected
F
Navigation UX
Action
1 navigation pattern(s)
FIX
1 navigation pattern(s)
Info::
Skip navigation link detected
Info::
4 navigation landmark(s) detected
Breadcrumbs
Search
Skip Link Skip link detected
Labeled Navigation 4 <nav> element(s)
Back to Top
Hamburger Menu
Sticky Navigation Cannot reliably detect (CSS-based)
2 of 6 testable patterns navigation patterns detected. Limited navigation support. Consider adding breadcrumbs, search, and skip link.
B
Form Accessibility
2 of 7 controls have issues
REVIEW
2 of 7 controls have issues
Critical::
1 control(s) without accessible label
Form controls need a <label>, aria-label, or aria-labelledby for screen readers.
Got: <input type="submit" id="submitBtn">
Warning::
1 control(s) rely on placeholder only
Placeholder text disappears on focus and is not a reliable label.
Got: <input type="email" name="email" id="emailInput">
Info::
5 control(s) properly labeled
7 controls
5 labeled
1 placeholder only
1 unlabeled
ControlTypeLabelMethod
#burgerbar-noneradioClose main menufor/id
#burgerbarradioOpen menufor/id
#search-checkboxcheckboxSearchfor/id
#search-inputsearchSearch Live Sciencefor/id
#CONTACT_OTHER_BRANDScheckboxnone
#emailInputemail(your@example.com)placeholder only
#submitBtnsubmit(none)none

Form controls need a <label>, aria-label, or aria-labelledby for screen readers.

<input type="submit" id="submitBtn">

Why this matters

Form controls without labels — assistive tech announces 'edit text' with no context; users can't complete forms.

Source: WCAG 2.1 SC 3.3.2

Placeholder text disappears on focus and is not a reliable label.

<input type="email" name="email" id="emailInput">

Why this matters

Placeholder-only labels disappear when the user starts typing — they must remember what the field was for.

Learn more

Placeholders are NOT labels. They vanish on input, fail color contrast checks (most are gray), and don't satisfy WCAG SC 3.3.2. Always use a real <label> alongside (or aria-labelledby).

Source: WCAG 2.1 SC 3.3.2 / Nielsen Norman

C
Favicon & Branding
Action
4 icon(s) detected
REVIEW
4 icon(s) detected
Info::
favicon.ico present at site root
Info::
HTML icon links detected
Info::
Apple touch icon present
favicon.ico Present
PNG Icons Present
Apple Touch Present
SVG Favicon Missing
Manifest Icons Missing
Multiple Sizes Missing
C
Color Contrast (Screenshot)
Action
20 text elements analyzed, 20 fail WCAG AA
REVIEW

Analyzes text contrast against the actual rendered page, including background images, gradients, and overlays that CSS-based tools cannot detect.

0 pass 20 fail WCAG AA
h1 Live Science
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
32px · bottom of viewport
h2 Space
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Planet Earth
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Analysis
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Science Spotlight
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Opinion
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Explainers
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 archaeology
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Animals
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Health & Human Behavior
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Life's Little Mysteries
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Space photo of the week
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Diagnostic dilemma
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Incredible places
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Astonishing artifacts
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Earth from space
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Technology
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Physics, Math & Chemistry
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Quizzes & Games
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
h2 Live Science Recommends
1.01:1
#000000
on
#010208
needs 3.0:1 (large text)
24px · bottom of viewport
Show all checked elements (20)
ElementRatioRequiredFGBGResult
h1 Live Science1.01:13.0:1
#000000
#010208
Fail
h2 Space1.01:13.0:1
#000000
#010208
Fail
h2 Planet Earth1.01:13.0:1
#000000
#010208
Fail
h2 Analysis1.01:13.0:1
#000000
#010208
Fail
h2 Science Spotlight1.01:13.0:1
#000000
#010208
Fail
h2 Opinion1.01:13.0:1
#000000
#010208
Fail
h2 Explainers1.01:13.0:1
#000000
#010208
Fail
h2 archaeology1.01:13.0:1
#000000
#010208
Fail
h2 Animals1.01:13.0:1
#000000
#010208
Fail
h2 Health & Human Behav…1.01:13.0:1
#000000
#010208
Fail
h2 Life's Little Myster…1.01:13.0:1
#000000
#010208
Fail
h2 Space photo of the w…1.01:13.0:1
#000000
#010208
Fail
h2 Diagnostic dilemma1.01:13.0:1
#000000
#010208
Fail
h2 Incredible places1.01:13.0:1
#000000
#010208
Fail
h2 Astonishing artifact…1.01:13.0:1
#000000
#010208
Fail
h2 Earth from space1.01:13.0:1
#000000
#010208
Fail
h2 Technology1.01:13.0:1
#000000
#010208
Fail
h2 Physics, Math & Chem…1.01:13.0:1
#000000
#010208
Fail
h2 Quizzes & Games1.01:13.0:1
#000000
#010208
Fail
h2 Live Science Recomme…1.01:13.0:1
#000000
#010208
Fail

Methodology: The top 20 text elements by font size were checked. Background color was sampled from the desktop screenshot using a 5-point pattern. WCAG 2.1 AA requires 4.5:1 for normal text and 3:1 for large text.

B
Lighthouse Accessibility Audits
Score 88/100 — 4 failing, 31 passed
REVIEW
88

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

ARIA

Some ARIA roles have required attributes that describe the state of the element to screen readers. Learn more about roles and required attributes.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div#slice-container-popularBox > section.popular-box > div.popular-box__label > div.popular-box__label__tab div#slice-container-popularBox > section.popular-box > div.popular-box__label > div.popular-box__label__tab

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
TRENDING div#slice-container-trendingbar > div.trending__wrapper > nav.trending__nav > span#trending-items
SCIENCE NEWS THIS WEEK article.search-result > div.content > p.synopsis > span.free-text-label
EARTH FROM SPACE article.search-result > div.content > p.synopsis > span.free-text-label
INTERVIEW article.search-result > div.content > p.synopsis > span.free-text-label
INTERVIEW article.search-result > div.content > p.synopsis > span.free-text-label
SCIENCE CROSSWORD article.search-result > div.content > p.synopsis > span.free-text-label
QUIZ article.search-result > div.content > p.synopsis > span.free-text-label
BUYING GUIDE article.search-result > div.content > p.synopsis > span.free-text-label
BUYING GUIDE article.search-result > div.content > p.synopsis > span.free-text-label
BUYING GUIDES article.search-result > div.content > p.synopsis > span.free-text-label

These are opportunities to improve the legibility of your content.

Names and labels

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.image-remove-flow-width-setter > div.image-remove-reflow-container > picture > img div.image-remove-flow-width-setter > div.image-remove-reflow-container > picture > img

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
NASA shuts off another Voyager 1 instrument ahead of risky 'Big Bang' maneuver … div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
Florida is facing its most intense drought in 15 years. Here's how it got so ba… div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
Neanderthal toddlers grew faster than modern humans, probably because of the ha… div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
'Nations need to prepare now': Key Atlantic ocean current is much closer to col… div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
New blood test aims to spot liver scarring before it paves the way to cancer div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
'We're the best servants anyone could dream of!': AI superintelligence has no n… div.wdn-fte-rcr > div.list-text-links > div.listingResult > a.article-link
Glowing ring of plankton surrounding New Zealand islands linked to deadly under… div.mainCarousel > section#homePageCarousel > div#Item1 > a.article-link
Largest-ever 3D map of the universe shows 47 million galaxies, from the Milky W… div.mainCarousel > section#homePageCarousel > div#Item3 > a.article-link
Scientists identify main cause of extreme nausea and vomiting in pregnancy 2 Co… div.mainCarousel > section#homePageCarousel > div#Item4 > a.article-link
A giant 'shadow' has been creeping across Mars for 50 years — and scientists ar… div.mainCarousel > section#homePageCarousel > div#Item5 > a.article-link
'The chances of you living 50 years are very small': Theoretical physicist expl… div.mainCarousel > section#homePageCarousel > div#Item6 > a.article-link
Altar to Sol: A rare 1,900-year-old monument dedicated to the Roman god of ligh… div.mainCarousel > section#homePageCarousel > div#Item7 > a.article-link
Can the US be trusted with the moon? A law scholar raises concerns after Artemi… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Physicists witness faster-than-light darkness pinpricks, humans found to still … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
2 supermassive black holes may collide 100 years from now ‪—‬ and Earth would f… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Bright-green fireball meteor caught exploding above famous Viking raid site in … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Northern lights may be visible from several US states Friday and Saturday as gi… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Some polar bears are adapting to their melting habitat. Will it be enough to sa… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Colorado River may have pooled and spilled over to form the Grand Canyon, solvi… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Ancient process that created rare earth elements discovered — and it could help… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Mini lake meets snowy rim of Canada's oldest ice mass By Harry Baker published… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
'I've seen the movies. What a horrible way to die': What it's like to be sucked… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
700-year-old mummy from Bolivia contains earliest confirmed evidence of strep t… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Did King Arthur really exist? By Owen Jarus published April 18, 2026 The stor… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Archaeologists discover perfectly circular ancient Egyptian temple that may hav… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
15 old shoes found in archaeological excavations around the world, including at… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Anglo-Saxon burial holds an older sister cradling her little brother after they… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Bruce the parrot is missing his upper beak —‬ but that hasn't stopped him from … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Naked mole rats wage bloody wars of succession to choose a new queen — but one … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Can chickens really run around with their heads cut off? By Ashley P. Taylor p… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
New study confirms lobsters feel pain, driving scientists to call for a ban on … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Strange mammal ancestor laid huge, leathery eggs —‬ and it was key to surviving… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Triassic croc relative from Ghost Ranch, New Mexico finally identified after ne… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Loneliness may contribute to memory issues, but not dementia — they are 'not th… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
$3 million prize goes to duo whose research led to first sickle cell CRISPR the… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
New pain-relief opioid could be much less addictive than morphine, rodent study… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Experimental drug doubles one-year survival in pancreatic cancer By RJ Mackenz… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Science history: Doctor autopsies the brain of a man who couldn't speak — and r… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Diagnostic dilemma: A woman heard voices telling her she had a brain tumor ‪—‬ … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Hackers used AI to steal hundreds of millions of Mexican government and private… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
This humanoid robot does all your housework for you ‪—‬ and its makers say it's… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
AI for breakup texts? How 'sycophantic' chatbots are messing with our ability t… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Physicists witness pinpricks of darkness moving faster than the speed of light … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Physicists entangle two moving atoms for the first time, validating 'spooky' qu… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
'They are literally everywhere': The shocking story of how forever chemicals po… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Live Science crossword puzzle #40: Closest planet to the sun — 11 across By Ha… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Artemis II quiz: Is your knowledge of NASA's historic moon mission out of this … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Octopus quiz: Are you a sucker for cephalopod science? By Kenna Hughes-Castleb… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Best budget fitness trackers 2026: Cheap but mighty By Maddy Biddulph, Anna Go… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Best fitness trackers 2026: From smart rings to multisport GPS watches By Andr… section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Best sports earbuds 2026: For runners, swimmers and other fitness enthusiasts … section.listingResultsWrapper > div.listingResults > div.listingResult > a.article-link
Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Buttons have an accessible name
Input buttons have discernible text.
Form elements have associated labels
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<frame>` or `<iframe>` elements have a title
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links are distinguishable without relying on color.
Links have a discernible name
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
Heading elements appear in a sequentially-descending order
Skip links are focusable.
Document has a main landmark.
Deprecated ARIA roles were not used
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
`[accesskey]` values are unique
ARIA input fields have accessible names
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[role]`s are contained by their required parent element
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
`<input type="image">` elements have `[alt]` text
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[lang]` attributes have a valid value
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
A+
Landmark Structure
71 landmarks
PASS
71 landmarks
Info::
<main> landmark present
Info::
4 <nav> landmark(s) found
Info::
All <nav> elements are properly labeled
Info::
Skip navigation link present
Page Structure — as a screen reader sees it
BANNER header NAV "Main Navigation" MAIN CONTENTINFO footer
A+
Heading Hierarchy
68 headings
PASS
68 headings
Info::
Single H1 present
  • H1 Live Science
  • H2 Latest News
  • H3 NASA shuts off another Voyager 1 instrument ahead of risky 'Big Bang' maneuver to save power
  • H3 Florida is facing its most intense drought in 15 years. Here's how it got so bad and how long it will last.
  • H3 Neanderthal toddlers grew faster than modern humans, probably because of the harsh environment they evolved in
  • H3 'Nations need to prepare now': Key Atlantic ocean current is much closer to collapse than scientists thought
  • H3 New blood test aims to spot liver scarring before it paves the way to cancer
  • H3 'We're the best servants anyone could dream of!': AI superintelligence has no need to enslave humans because we're already bowing to it
  • H2 Space
  • H3 Can the US be trusted with the moon? A law scholar raises concerns after Artemis II's success.
  • H3 Physicists witness faster-than-light darkness pinpricks, humans found to still be evolving, and the endangered polar bears that are getting fatter than ever
  • H3 2 supermassive black holes may collide 100 years from now ‪—‬ and Earth would feel it
  • H3 Bright-green fireball meteor caught exploding above famous Viking raid site in UK
  • H3 Northern lights may be visible from several US states Friday and Saturday as giant hole opens up in sun's atmosphere
  • H2 Planet Earth
  • H3 Some polar bears are adapting to their melting habitat. Will it be enough to save the iconic species?
  • H3 Colorado River may have pooled and spilled over to form the Grand Canyon, solving a long-standing mystery ‪—‬ but not everyone agrees
  • H3 Ancient process that created rare earth elements discovered — and it could help us locate desperately needed deposits
  • H3 Mini lake meets snowy rim of Canada's oldest ice mass
  • H3 'I've seen the movies. What a horrible way to die': What it's like to be sucked into a tornado and survive
  • H2 Science News
  • H2 Analysis
  • H2 Science Spotlight
  • H2 Opinion
  • H2 Explainers
  • H2 archaeology
  • H3 700-year-old mummy from Bolivia contains earliest confirmed evidence of strep throat bacteria in the Americas
  • H3 Did King Arthur really exist?
  • H3 Archaeologists discover perfectly circular ancient Egyptian temple that may have been used for sacred water rituals
  • H3 15 old shoes found in archaeological excavations around the world, including at Roman forts
  • H3 Anglo-Saxon burial holds an older sister cradling her little brother after they both died 1,400 years ago, possibly of an infectious disease
  • H2 Animals
  • H3 Bruce the parrot is missing his upper beak —‬ but that hasn't stopped him from becoming an undefeated jousting champion
  • H3 Naked mole rats wage bloody wars of succession to choose a new queen — but one colony did something scientists have never seen before
  • H3 Can chickens really run around with their heads cut off?
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  • H2 World of science
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  • H2 Incredible places
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