The world's oldest DNA comes from a 2.4 million-year-old ecosystem in Greenland. Will scientists eventually sequence even older DNA?

A new study in fruit flies describes how an animal's gut reacts differently to beneficial microbes versus harmful pathogens.

Friendships, family, and community links may support healthier aging by lowering inflammation and slowing biological decline, study suggests.

A new tool greatly improves scientists' ability to identify and study proteins that regulate gene activity in cells, ...

In the September 29 episode of General Hospital, Tracy threw Ronnie out, Obrecht and Britt reunited with Nathan, Ric got free ...