Fossils found in Georgia challenge existing theories of human origins, suggesting two early human species coexisted at the Dmanisi site.
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.
A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.
When studying how fossil hominids moved, researchers usually analyze the morphology of bones—which is crucial for ...
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