Fossilized teeth found in Ethiopia show that two human ancestor species, including a possibly unknown one, lived there 2.6 ...

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

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 ...

A team of international scientists has discovered new fossils at a field site in Africa that indicate Australopithecus, and ...

The team found fossils of Homo that confirm the earliest evidence for the human lineage at 2.8 million years ago as well as ...