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Astronomers May Have Unlocked the Reason for Betelgeuse’s Bizarre Dimming

Researchers found evidence that a companion star may be influencing Betelgeuse, explaining why the latter star's brightness changes over time

At CES 2026, AI Leaves the Screen and Enters the Real World

Humanoids, robotaxis and industrial bots dominate the year's biggest consumer technology show. Their usefulness remains an open question

Starless ‘Cloud-9’ Is an Entirely New Astrophysical Object

Scientists have found the best evidence yet for long-predicted "failed galaxies"

How New Public Health Changes Could Leave Vulnerable Children Behind

A look at how evolving national health policies could reshape the future of kids' care, from vaccines to essential treatments.

‘Microbubbles’ Help Spread Dangerous Microplastics Through Our Water, Study Finds

Water plays a crucial role in how tiny pieces of plastic enter our environment—and us

Congress Proposes Strong Science Funding for 2026

Lawmakers aim to support science research despite cuts proposed by the Trump administration

Antarctica Doomsday Glacier Rattled by Hundreds of Iceberg Earthquakes

Capsizing icebergs are violently clashing with the crumbling end of the Doomsday Glacier

RFK, Jr., Upsets Food Pyramid, Urging Americans to Eat More Meat

Nutritional guidelines released on Wednesday by Secretary of Health and Human Services Robert F. Kennedy, Jr., and the USDA emphasize "real food" that is high in saturated fat, departing from decades of evidence on healthful diets

Fossil Discovery of New Human Ancestor May Connect Us to Neandertals and Denisovans

Fossils of a human ancestor from 773,000 years ago may be near the base of the Homo sapiens lineage, representing a common ancestor of modern humans, Neandertals and Denisovans

The Race to Find Leonardo da Vinci’s DNA Just Took a Major Twist

Scientists have uncovered genetic evidence that they say may be linked to the Renaissance master, but some experts are more skeptical

Trump Wants Venezuela’s Oil. Why Does It Have So Much?

Trump has cited Venezuela's oil resources as motivation for capturing the nation's leader—here's the geology behind the news

NASA Postpones Spacewalk Just Hours Before Astronauts Were to Exit ISS

Two NASA astronauts were scheduled to complete a six-and-a-half-hour spacewalk on January 8, but the agency has postponed it indefinitely

Humans Made Poisoned Arrowheads Thousands of Years Earlier Than Previously Thought

The use of poison on arrows marked a revolution in human hunting technology—new evidence suggests it happened tens of thousands of years earlier than previously known

OpenAI Would Like You to Share Your Health Data with Its ChatGPT

Users will be able to upload their health data to ChatGPT in order to get what OpenAI has described as a more personalized experience

Schmidt Sciences Announces Plan for Lazuli, a Private Space Telescope

Bigger than Hubble and launching as soon as 2029, the Lazuli Space Observatory would be the first-ever full-scale private space telescope