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

When a key protein regulator dials down DNA repair mechanisms, our cells accumulate more mutations, which may cause us to age faster ...

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

Human fertility hinges on a delicate molecular ballet that begins even before birth. UC Davis researchers have uncovered how special protein networks safeguard chromosomes as eggs and sperm form, ...

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

When a woman becomes pregnant, the outcome of that pregnancy depends on many things—including a crucial event that happened ...

CHELAN COUNTY, Wash. — The U.S. Marshals Service in court documents declared triple-murder suspect Travis Decker dead, but ...

Every new life begins after a genetic shuffle. When organisms make eggs or sperm, maternal and paternal chromosomes pair up ...

Just as life pulsates in big vibrant cities, it also prospers in crowded environments inside cells. The interior of cells is ...

Dwayne Johnson opens up about transforming into Mark Kerr for "The Smashing Machine," and the emotional journey behind the ...

Charlie Kirk's alleged assassin Tyler Robinson faces murder charge as forensic experts analyze DNA evidence and surveillance video from the shooting.