Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of ...

Recent fossil discoveries lend credence to the fascinating proposition that non-human species may have coexisted alongside ...

Researchers say recently discovered teeth come from a previously undiscovered species of Australopithecus, adding to our understanding of human evolution.

A discovery in northern Kenya hints that two extinct species that were our ancient relatives shared the same habitat and possibly interacted. A trackway of footprints found in northern Kenya is ...

Maybe you've seen the T-shirts or the mugs, the silhouette of an ape standing up straighter and straighter, finally morphing into a modern coffee-drinking man. Scientists have long known human ...