A group of scientists have discovered the jaw bone of an ancient human species that lived about 1.4 million years ago. The ...

This implies that the mammalian upper jaw underwent a major structural reorganization, setting it apart from that of reptiles. By comparing mouse data with human craniofacial development in the ...

A fragment of a face from a human ancestor is the oldest in Western ... The incomplete skull — a section of the left cheek bone and upper jaw – was found in northern Spain in 2022 and ...