Running back Isiah Pacheco displayed enthusiasm and energy Thursday during his introductory news conference with the Detroit ...

Detroit Lions find complement for Aidan Hutchinson in latest NFL mock draft roundup.

Fin Smith says his on-pitch disagreement with England captain Maro Itoje shows the depth of their relationship, rather than ...

Scientists found that Australian sea lion pups may learn how to hunt by watching their mothers during ocean foraging trips.

Cade Mays, Larry Borom and Isiah Pacheco spoke with Detroit reporters Thursday after joining the Lions in free agency.

Lions, Africa’s largest predators, are a near-universal source of fear for the continent’s wildlife. But in Kenya, it’s the king of the jungle that’s now becoming fearful — of domestic livestock. In ...

Neuroscientists have uncovered new insights into a key evolutionary question: Why can humans talk when most animals can't?

When closely related species mate, their offspring sometimes survive but cannot reproduce. This pattern often affects males ...

Amazon mollies don't need a man, and never will. A new study finds they can purge and repair genetic mutations that would otherwise plague a self-cloning species.

Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic ...