The uvula is nearly unique to humans among mammals. An evolutionary biologist unpacks competing theories for why we evolved ...

Why humans have a philtrum, the groove above your lip, explained by an evolutionary biologist — from embryonic face-building to vestigial anatomy.

Artistic representations of ancient humans often show large men with bulging muscles – but our ancestors were actually ...

When you learned about the history of human evolution in school, there's a good chance you were shown one all-too-familiar image. That picture probably showed a conga line of human-like creatures, ...

Humans are the only primates with a chin, leaving biologists to wonder why we acquired this unique feature. According to a new analysis of head anatomy in apes, it probably didn’t evolve for a ...