Scientists suggest a midlife crisis killed off many of these beasts just as they entered their sexual prime.

Competition for food between two species drives an important evolutionary concept.

A new study suggests that like many animals, humans have evolved built-in mechanisms to help prevent incest.

Unborn babies regularly exposed to cigarette smoke are much more likely to have behavioral problems as young children.

A man paralyzed from the neck down was able to move a cursor on a computer screen, play "neural Pong" and control a robotic arm using only his thoughts.

The scientists and crew of the NOAA Ship, Nancy Foster, and the Provincetown Center for Coastal Studies disentangled a humpback whale, known as "Sockeye" from fishing gear off the coast of Massachusetts last Sunday.