The ancestors of humans started making tools about 3.3 million years ago. First they made them out of stone, then they switched to bone as a raw material. Until recently, the earliest clear evidence ...

A fossil jaw found in Ethiopia shows Paranthropus ranged far north, challenging long-held ideas about early human relatives and their diets.

Add Yahoo as a preferred source to see more of our stories on Google. The white skulls are the original, warped fossils, while the grey ones are digitally corrected replicas. (CREDIT: Fudan University ...

A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is now shaking up the human family tree, according to a new analysis.Related video above ...

But this latest discovery seems to challenge that. It appears that Paranthropus had greater dietary flexibility than first interpreted, could adapt to a wide range of environmental conditions and was ...

A large comparative study of primate teeth shows that grooves once linked to ancient human tooth-picking can form naturally, while some common modern dental problems appear uniquely human.

A groundbreaking international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The research reveals that our human ancestors were periodically ...

A composite view of the Earth constructed by NASA from multiple satellite images Editor at Large Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and ...