Walking on two legs has long been considered a milestone in human evolution and one of our most defining characteristics.

Scientists have discovered that a 7.2 million-year-old thigh bone from Bulgaria preserves unmistakable anatomical traits associated with upright walking in a very early human relative. The discovery ...

One eye-catching detail is the researchers’ estimate that the bone likely belonged to a small female, about 24 kg, and nicknamed “Diva.” Spassov noted the fossil seems to sit somewhere between older, ...

An international team of researchers has presented this week the analysis of a fossil discovered in Bulgaria that could ...

A single femur found in Bulgaria appears to represent an ape or early hominin that walked on two legs before any known African hominin, but the evidence is far from conclusive ...

It has long been thought that hominins – the taxonomic tribe to which humans belong – first appeared in Africa around 7 million years ago. However, researchers may have just found the remains of an ...

ARUSHA: THE wind sweeps across jagged cliffs and deep ravines at Olduvai Gorge, carrying whispers of footsteps that walked ...

Images: N. Spassov, D. Youlatos, M. Böhme, R. Bogdanova, L. Hristova, D. Begun The Graecopithecus femur from Azmaka, Bulgaria, (left ...

Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

Their species name is well known, but until recently we’ve understood very little for certain about Homo habilis. Columnist ...

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.

OPINION: The human obsession with primates goes beyond the sporadic viral video or hilarious reaction meme. The love for ...