Supporters of the anti-abortion movement, which influenced changes in reproductive laws nationally, say their mission is ...

Some donor-conceived people are finding hundreds of siblings. An international cap on donations could help prevent that.

Environmental factors like hormone-disrupting substances may be contributing to testosterone decline, scientists say ...

One in three people worldwide carry a brain-dwelling parasite. Should that keep us awake at night? And are you at risk if you ...

AI has made Shen Anyu’s voice cheap to copy and nearly impossible to control, drawing him and his wife into a widening fight ...

“Viewing spinner dolphins is an attraction of the tourism industry in Hawai‘i, however, those activities put pressure on the ...

A Cornell-led study is challenging a decades-old explanation for how chromosomes exchange genetic material within the ...

New research shows it’s possible to edit the DNA of human embryos with more precision. But scientists warn it’s still not ...

Emma Waters, pregnant with her third child, is crafting policy to encourage early parenthood. Some think she is pushing an ...

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Taxidermied, locked behind plexiglass and spinning slowly on a wooden dais in the National Museum of Scotland in Edinburgh, UK, the world’s most famous ewe remains a public spectacle three decades ...

Female mammals have long thought to be born with all the eggs they would ever have, but new research is challenging that consensus ...