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 ...

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

CHAMPAIGN, lll. – 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 ...

More than 1 million years before the early hominin known as Lucy was striding across the Afar region of Ethiopia, the lesser-known Ardipithecus ramidus roamed approximately the same area. Now, a team ...

4.5 million-year old fossil shows evidence of greater reliance on bipedalism than previously suggested The oldest distinguishing feature between humans and our ape cousins is our ability to walk on ...

Our distant ancestors may have swung from branches and knuckle-walked like a chimpanzee – challenging recent thinking that the earliest hominins did neither. That is the conclusion of an analysis of 4 ...

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 ...