People often consider evolution to be a process that occurs in nature in the background of human society. But evolution is ...

Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

South Africa has one of the world's richest fossil records of hominins (humans and their fossil ancestors). But many ...

A new DNA model suggests humans didn't reach Australia until 50,000 years ago, but archaeological data disagrees.

Recent discoveries using lab-grown brain organoids, or "mini-brains," suggest that testosterone increases brain size while ...

The study questions the long-held belief that northern Africa became arid around 3 million years ago, which coincides with ...

We looked at fossil teeth from hominins (humans and our closest extinct relatives) from the Omo Valley in Ethiopia, where we can see traces of more than two million years of human evolution, as well ...

A study led by researchers from Brown University finds that rainfall patterns across northern Africa remained largely stable ...

The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also ...