Around 200 million animals are used in lab research around the world each year. Organoids may one day replace them.

At least 10 women and girls say they were groomed at what was once Jeffrey Epstein's Zorro Ranch in New Mexico.

New research shows many people vastly underestimate other people's beliefs in extraterrestrial life. Is social stigma keeping ...

Bacteria and the viruses that infect them are perpetually at war. Their deadly clashes push both kinds of microbes to evolve ...

Humans could have come from Mars, scientists have said. A study by Johns Hopkins University has found that alien microbes ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

A new genetic analysis offers some ancient gossip: The pairings were more often female humans with male Neanderthals. How exactly this happened remains a huge question mark. Did human women venture ...

NEW YORK — Humans and Neanderthals cozied up from time to time when they lived in the same areas tens of thousands of years ago. But we don't know much about who got with whom, or why. A new genetic ...

Add Yahoo as a preferred source to see more of our stories on Google. A Penn team says missing Neanderthal DNA on the human X chromosome may reflect ancient mate choice, not toxic genes. (CREDIT: ...