Carole Rainey, whose name has been changed to protect her privacy, started to notice something wasn't quite right with her husband, Bill, when he began to ramble in a way that was unlike him.

Over the 40-year history of the University of Colorado Cancer Center, its investigators have answered many questions about cancer – what causes it, how to prevent it, and how to treat it. Those ...

A pig kidney with one genetic change functioned in a brain-dead human for 61 days, more than doubling previous records.

The naturalization process for soon-to-be U.S. citizens is expected to get harder after Homeland Security's citizenship office unveiled an overhaul of citizenship standards. The revision included new ...

In November 2005, Alex Simpson was born in Omaha, Nebraska. Her diagnosis wasn’t good. At first, everything seemed fine – ...

Since 2023, the U.S. Food and Drug Administration (FDA) has not required animal testing, thanks in part to organoids, which ...

Our reporters and editors answer your questions. Join our live chats or ask a question in advance. Get advice: Carolyn Hax takes your questions about the strange train we call life. Ask for cooking ...

Inbrain will apply Microsoft's agentic AI and cloud tech to its brain-computer interface, which could facilitate faster ...

As the self-quantification movement matures, users are expanding beyond physical tracking to assess how they think, decide, ...

A lot of people monitor their diets well, eat nutritious food and yet the number of the weighing scale stays the same.

Over the last decade, there's been growing evidence that people can have TB without having any symptoms. But there is still much uncertainty over how such asymptomatic TB functions in the body and how ...