Researchers say recently discovered teeth come from a previously undiscovered species of Australopithecus, adding to our understanding of human evolution.

Archaeologists uncovered teeth from an ancient human ancestor in Ethiopia's Afar Region. - Amy Rector/Virginia Commonwealth University Ancient, fossilized teeth, uncovered during a decades-long ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...

Maybe you've seen the T-shirts or the mugs, the silhouette of an ape standing up straighter and straighter, finally morphing into a modern coffee-drinking man. Scientists have long known human ...