Fossils found in Georgia challenge existing theories of human origins, suggesting two early human species coexisted at the Dmanisi site.
Little Foot’ does not fit into any known species, prompting the suggestion that an as-yet unidentified human ancestor may ...
The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 ...
Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree.