This fossil femur from Olduvai confirms that the larger or robust australopithecines lived in both East and South Africa during the Pleistocene. This specimen and femora from Swartkrans in South ...

About 30 years ago, African excavations yielded the 3.2-million-year-old partial skeleton that became known as Lucy. The find, along with other fossils unearthed soon after, belongs to the species ...

Analysis of rare hominin infant fossils excavated in southern Africa reveals unexpected cranial features which add weight to the hypothesis that Paranthropus robustus is more closely related to the ...

a See refs. (McHenry, 1992 and 1994). b Endocranial volume is transformed into brain volume by formula 4 in ref (Aiello and Dunbar, 1993). c EQ is the ratio of brain volume and expected volume.

The human family tree is looking more and more like an unruly bush. Paleontologists have now uncovered the teeth of two different ancient human lineages at the same site in northeastern Ethiopia. The ...