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What Is Beige Fat, and Is It Healthy?

In Venezuela, Big Oil Collides with a Hotter Planet

Kratsios Calls Patchwork State AI Laws ‘Anti-Innovation’ at House Science AI Hearing

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Incredible Cheetah Mummies Show Big Cats Once Roamed the Arabian Peninsula

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A Controversial U.S. Study of Hepatitis B Vaccines Will Continue in Africa, HHS says

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JWST’s ‘Little Red Dots’ May Be ‘Black Hole Stars’

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At 25, Wikipedia Now Faces Its Most Existential Threat—Generative A.I.

Mosquitoes Show a Clear Preference for Human Blood after Deforestation

Americans Overwhelmingly Support Science, but Some Think the U.S. Is Lagging Behind: Pew

Astronauts Return to Earth in First ISS Medical Evacuation

Astronauts Evacuate the ISS after Medical Incident

Eroding the Clean Air Act Will Make America Sicker, Dirtier and Poorer

Horses Can Smell Your Fear, Bizarre Sweat Study Finds

Trump Administration Reinstates Mental Health and Addiction Grants—Report

Scientists Find Extinct Rhino DNA in Wolf Pup Mummy’s Stomach

NASA Commits to Plan to Build a Nuclear Reactor on the Moon by 2030

Does String Theory Solve the Mystery of the Brain?

T. rex Bones Reveal These Dinosaurs May Have Lived Far Longer Than We Thought

RFK, Jr.’s New Kids’ Vaccine Guidelines Will Worsen Flu and Other Winter Illnesses, Experts Say

Are Seed Oils Bad for You? Debunking a Viral Social Media Myth

2025 Wasn’t the Hottest Year on Record. Earth Is Still Barreling to the Climate Brink

Supermassive Black Hole Sagittarius A* May Have Once Shone 10,000 Times Brighter Than Today

U.S. Greenhouse Gas Emissions Are Rising for the First Time in Two Years—They Could Climb Far Higher

Pentagon Reportedly Testing Radio Wave Device Linked to ‘Havana Syndrome’

70 Percent of Cancer Patients Now Survive at Least Five Years, Study Finds

Vertical Solar Panels—Wind-Resistant Trackers for High Latitudes

Sick Astronaut on ISS Forces Early Transfer of Command from NASA Crew Member to Russian Cosmonaut

New Study Probes How Same-Sex Behaviors Evolved in Nonhuman Primates

A Bizarre Exoplanet Breaks Solar System Rules

Why 52 Cards Is the Perfect Number for Poker—Mathematically

Woodpeckers’ Secret Strength Revealed—Plus, Flu Surge, AI Sleep Predictions and CES 2026 Trends

NASA Announces Return Date for ISS Astronauts after Medical Evacuation Announcement

Why 2026 Is a Mathematically Special Number

How Prepared Are ISS Astronauts for Medical Emergencies?

Stevie Wonder’s Rule for AI at CES 2026—‘Make Life Better for the Living’

Scientists Discover Brain Circuit That Acts Like a ‘Brake’ on Motivation

These Bizarre, Centuries-Old Greenland Sharks May Have a Hidden Longevity Superpower

The Best Skywatching and Stargazing Events of 2026

The Weight-Loss Drug Revolution—From Shots to Pills and the Science behind It All

Ocean Temperatures Just Hit a Dire New Record

NASA to Rush Astronauts Home after Medical Incident on ISS in Unprecedented Move

What Happens after You Quit Weight-Loss Drugs? A New Study Offers Some Clues

Some Dogs Learn New Words Just Like Toddlers Do

Why a January Heat Wave Is Breaking Records across the South

Do Monkeys Make Faces on Purpose?

This Newly Discovered Asteroid, Almost Half a Mile Wide, Just Set a New Space Record

Supermassive Black Hole ‘Snowplows’ Can Stifle Star Formation in Spiral Galaxies

Archeologists Just Found a 2,000-Year-Old Battle Trumpet That May Be Linked to Queen Boudica

Why Trump’s Exit from Pivotal Climate Treaty Matters

Jellyfish and Sea Anemones Sleep Just Like Us