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AI Slop Is Spurring Record Requests for Imaginary Journals

The International Committee of the Red Cross warned that artificial intelligence models are making up research papers, journals and archives

2025 Likely to Tie for Second-Hottest Year on Record

Europe's climate agency said 2025 is likely to be the second or third hottest on record

Mathematicians Crack a Fractal Conjecture on Chaos

A type of chaos found in everything from prime numbers to turbulence can unify a pair of unrelated ideas, revealing a mysterious, deep connection that disappears without randomness

Breakthrough in Digital Screens Takes Color Resolution to Incredibly Small Scale

These miniature displays can be the size of your pupil, with as many pixels as you have photoreceptors—opening the way to improved virtual reality

Space-Based Data Centers Could Power AI with Solar Energy—at a Cost

Space-based computing offers easy access to solar power, but presents its own environmental challenges

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