Their typical form of movement, however, is called “knuckle-walking.” Knuckle-walking is when a primate moves by putting ...

On the ground, chimpanzees use a characteristic gait called knuckle-walking, and although they can walk on two legs for short distances, their gait is not much like ours. Perhaps the most ...

To get a picture of how Lucy's species, Australopithecus afarensis, moved, scientists compare fossils to the bones of modern humans, as well as to the anatomy of "knuckle-walking" primates like ...

Scientists have turned their attention to investigating that most annoying of human habits - the sound made when you crack your knuckles. The characteristic pop can be explained by three ...

Did this key characteristic of humans arise from an ape, much like the orangutan, that lived in the trees, or from a knuckle-walking ancestor, which spent most of the time on the ground ...