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Black Hole Caught Blasting Matter into Space at 130 Million MPH

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light

OpenAI’s Secrets are Revealed in Empire of AI

On our 2025 Best Nonfiction of the Year list, Karen Hao's investigation of artificial intelligence reveals how the AI future is still in our hands

This Weekend’s Geminids Meteor Shower Should Be Spectacular

As far as annual meteor showers are concerned, 2025 has saved the best for last. This year's Geminids are not to be missed

NASA’s JWST Spots Most Ancient Supernova Ever Observed

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years old

Pompeii House Frozen Mid-Renovation Reveals Secrets of Roman Cement

Lime granules trapped in ancient walls show Romans relied on a reactive hot-mix method to making concrete that could now inspire modern engineers

RFK, Jr., Questions Safety of Approved RSV Shots for Babies

FDA officials are newly scrutinizing several approved therapies to treat RSV in babies despite the fact that these shots were shown to be safe in clinical trials

Human Missions to Mars Must Search for Alien Life, New Report Finds

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority

How Animals Form Unlikely Alliances to Keep Predators Away

Cross-species "defense pacts" help animals keep tabs on parasites and predators

Earthquake Science and Fiction Collide in Tilt

On our Best Fiction of 2025 list, Emma Pattee imagines Portland's worst Earthquake in her debut novel Tilt

Can NASA Bring Mars Rocks Back to Earth?

NASA's Perseverance rover has gathered groundbreaking Mars samples, but the mission to bring them home is facing serious challenges.

Improved ‘Terminator’ Sun Model Could Change Space Weather Forecasting

An idea about the sun's magnetic field called the terminator model could help predict dangerous space weather more accurately

Iain Douglas-Hamilton, Who Studied, and Protected, Elephants, Dies at 83

JEFFREY GETTLEMAN

Born into an aristocratic British family, he turned his empathy and knowledge of the world’s largest land mammals to the cause of saving them from poachers.

MERS, a Deadly Coronavirus, Resurfaces in France for First Time in 12 Years

French health officials are trying to trace all the contacts of two men who contracted MERS, a potentially lethal disease that is typically confined to the Middle East

NASA Loses Signal from Critical Mars Orbiter

NASA's MAVEN spacecraft didn't phone home as expected on December 6

Ancient Humans Were Making Fire 350,000 Years Earlier Than Scientists Realized

Making fire on demand was a milestone in the lives of our early ancestors. But the question of when that skill first arose has been difficult for scientists to pin down