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

A NASA astronaut noticed a "slice" in the index finger of her right glove during a spacewalk, prompting ground control to ...

Weeks after her trip aboard billionaire Jeff Bezos' private space capsule, Katy Perry says she's been "battered and bruised" ...

Wall Street Journal reported that Tesla quietly started looking for a replacement for CEO Elon Musk. Musk was furious at the ...

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.

Eli Lilly announced clinical trial results this week for a daily pill to treat obesity and diabetes. Its name is absolutely ...

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

Gold particles could help reproduce the visual signals of damaged photoreceptor cells and restore vision, according to new ...

The government is launching a registry tracking Americans with autism as part of RFK Jr.'s probe into the disorder's roots.

A federal judge has accused Mike Lindell and his lawyers of turning in a legal document filled with AI hallucinations.