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 ...

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 ...

A new study reveals humans evolved from African ape-like ancestors. Researchers analysed the ankle bones of Ardipithecus ramidus, nicknamed “Ardi.” The fossil is 4.4 million years old. Ardi possesses ...

New fossil discoveries in eastern Africa offer a rare glimpse of one of the oldest members of humanity’s evolutionary family. More than 4 million years ago, this upright-walking hominid—dubbed ...