Astronomers have detected a promising sign of a ninth planet lurking at the the farthest reaches of the Solar System.

NASA's oldest full-time astronaut said that during his most recent trip to the space station, he didn't feel his age at all.

An update to ChatGPT is designed for a better shopping experience inside the chatbot, but still suffers from an old AI ...

In a one-of-a-kind new study, researchers have linked diets high in fat and sugar with lower cognitive skills.

The Duolingo language app is completing its "AI-first" pivot — and replacing all its human contractors along the way.

People who support authoritarianism have, according to a new study, something weird going on with their brains.

Hominids have been using fire for at a million years — but scientists have found that humans were grilling down during the ...

Scientists at King's College London, UK, say they've successfully grown a human tooth in a lab for the first time.

Microsoft is relaunching its AI-powered Recall feature, which records everything you do on your PC by constantly taking ...

Elon Musk's DOGE is cutting off people from their Social Security benefits by writing them off as dead, even though they're ...

A UK startup called Open Bionics has just unveiled the world's first wireless bionic arm, called Hero — and it's so advanced ...

Tesla CEO Elon Musk's vision for the future of Tesla is looking increasingly shaky, compounding existing problems.