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

Modern humans emerged roughly 300,000 years ago, but our genus Homo is much older. So what's the oldest human species on ...

The teeth also confirm that there were at least four types of hominins throughout East Africa at the time, with a fifth ...

Fossilized teeth discovered in Ethiopia have revealed a new-to-science species of Australopithecus, a genus of early hominins ...

In the dry, rugged badlands of Ethiopia’s Afar Region, a team of scientists has uncovered fossils that could change how you ...

Fossil teeth unearthed in Ethiopia suggest two distinct human ancestor species lived alongside each other between 2.6 and 2.8 ...

Researchers have unearthed tooth fossils in Ethiopia dating to about 2.65 million years ago of a previously unknown species ...

NPR's Elissa Nadworny speaks with Elena Zavala of the University of California, Berkeley, about new research showing how homo sapiens and Neanderthals interacted and may have even interbred. About ...

Dental remains dating back 300,000 years, which were discovered at a well-known Chinese archaeological site, have revealed surprising information about human breeding practices, according to a new ...

New research on ancient teeth from China suggests humans and Homo erectus interbreeding shaped early Asian populations.

If ancient humans with brains a third the size of our own buried their dead, as some archaeologists are claiming, then our ...