An international team of paleontologists has gained new insights about human ancestors from the Ledi-Geraru region of Africa. The teeth fossil findings suggest that two different hominin species — ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fossils of early ...

Australopithecus afarensis© "Australopithecus afarensis" by Rod Waddington is licensed under BY-SA 2.0. Natural history is a difficult thing to conceptualize. You’ve got eons of undocumented progress, ...

Early humans were still swinging from trees two million years ago, scientists have said, after confirming a set of contentious fossils represent a "missing link" in humanity's family tree. The fossils ...

Ethiopian researchers have made a groundbreaking discovery that fundamentally challenges our understanding of human evolution by uncovering fossil evidence of a previously unknown species that ...