A seven-million-year-old skull found in Chad sits at the center of a long argument about human origins. The species, ...
A fossil belonging to an ancient hominin that lived seven million years ago bears the hallmarks of bipedalism, according to a ...
Fresh findings about arm and leg bones advance the debate over whether Sahelanthropus tchadensis was bipedal, but not ...
A big difference between humans and other apes is the ability to stride easily on two feet. A new analysis of fossil bones shows that adaptations for bipedal walking go back 7 million years.
A couple of decades ago, anthropologists unearthed an enigmatic ape-like fossil that roamed the Sahara region over 7 million ...