The new study revealed that the ancient jaw named SK 15 was originally unearthed in 1949 in a South African cave known as ...

A 1.4 million-year-old fossil jaw belongs to a previously unknown human relative from southern Africa, a new study finds. The ...

3D images of the internal structure of tooth enamel and other tissues Shearing blades - sharp, elongated ridges or crests of enamel on the occlusal surface running from the front to the back of ...