The teeth of some Australopithecus species ... but its brain was larger than that of the Australopithecus africanus. Their fossils were found with mammals that lived in dry grasslands.

Teeth grinding, or bruxism, can happen day or night. But sleep bruxism is much harder to treat since many of us don’t even know we’re doing it. The condition is often only detected when ...

A landmark study reporting the discovery of Australopithecus africanus one century ago put the African continent at the centre of the story of humanity. Overcrowding can lead to disaster ...