The New York State Court of Appeals is grappling with a case in which petitioners take a bold position: Chimpanzees are persons, not things.
A cow cranium from the Neolithic Era appears to be the first evidence of either a veterinary procedure or a person practicing their human surgical skills on an animal.
Ubiquitous images of many animals are leading us to believe that some of the world's most endangered species are thriving in the wild.
The oldest Homo sapiens fossil found outside of Africa or the Levant suggests that early human migrations were far more frequent and geographically widespread than previously thought.
Four eyes are better than two, or at least that was the case for a monitor lizard that lived close to 50 million years ago.
The only civil war ever observed in wild chimpanzees was fueled by power, ambition, and jealousy, new research finds.
New research overturns the theory that the ability to float led to large and hefty marine mammals.
The number of genetically sequenced Neanderthals has just doubled, offering a better picture of archaic human history, which eventually intersected with that of anatomically modern humans.
Over a dozen southeastern European women with deformed skulls were buried in medieval Bavarian cemeteries, and now researchers think they know why.
The oldest nuclear DNA ever recovered in Africa shows that people who lived in what is now Morocco 15,000 years ago were related to populations from both within and outside of the continent.