A new method to estimate sexual dimorphism in fossil species near the base of our family tree has been just published in the Proceedings of the National Academy of Science (PNAS), through the joint ...

For the first time, scientists have thoroughly described Ardipithecus ramidus, a hominid species that lived 4.4 million years ago in what is now Ethiopia. Several new studies offer the first ...

New-found fossils have fueled controversy surrounding the earliest days of our hominid ancestors, and those of chimpanzees, our closest living relatives in the animal kingdom. Chimpanzees' and humans' ...

Tarzan swinging from tree to tree might seem like a Hollywood attempt at imagining the life of primitive men, but new findings suggest our ancient ancestors really were swingers. The study seemingly ...

Among the many surprises associated with the discovery of the oldest known, nearly complete skeleton of a hominid is the finding that this species took its first steps toward bipedalism not on the ...