In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the oldest human ancestor. A new analysis by a team of anthropologists offers ...

The oldest distinguishing feature between humans and our ape cousins is our ability to walk on two legs—a trait known as bipedalism. Among mammals, only humans and our ancestors perform this atypical ...

Near a lake in Kenya, researchers have found ancient footprints of large birds, horse and antelope relatives, and they've also found evidence of two distinct human ancestors. As NPR's Jessica Yung ...

In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the oldest human ancestor. A new analysis by a team of anthropologists offers ...

WASHINGTON, Aug 27 (Reuters) - Bipedal locomotion - walking upright on two legs - is a fundamental trait underpinning humankind's success. Scientists now have identified two innovations that occurred ...

WASHINGTON >> Bipedal locomotion — walking upright on two legs — is a fundamental trait underpinning humankind’s success. Scientists have now identified two innovations that occurred long ago in the ...

Crania, ulnae, and femora of (left to right): a chimpanzee, Sahelanthropus, and Australopithecus. (Courtesy of Scott Williams/NYU and Jason Heaton/University of Alabama Birmingham.) (CN) — The ability ...

The study of human evolution and comparative anatomy bridges palaeontology, biomechanics and evolutionary biology to elucidate the origins of our unique anatomy. Recent analyses have shed new light on ...

A study on savannah-living chimpanzees suggests the need to move safely on thin tree branches could explain why early hominins that could walk upright kept their tree-climbing adaptations It’s hard to ...

The oldest distinguishing feature between humans and our ape cousins is our ability to walk on two legs – a trait known as bipedalism. Among mammals, only humans and our ancestors perform this ...