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

The bold question-askers at What If examine how merging with machines could mark the next phase in human evolution.

New research suggests that the unique way human placentas produce sex hormones during pregnancy may have been a key driver ...

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 ...

Take heart in this impression. A century ago, when adolescent psychology first emerged as a field of study, that was exactly ...

From protection to innovation, fire played a critical role in early human development. Discover how this natural force helped ...

Fire is an ancient natural phenomenon that has shaped our planet for more than 400 million years. It alters habitats, affects ...

Social competition shaped behaviors that still influence human emotional health. Depression may reflect evolved signals of submission in competitive social settings. Modern life amplifies social ...

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

Scopes trial, in which a Dayton, Tennessee, teacher was charged with violating state law by teaching biological evolution, ...

Worms radically reorganized their genomes during their move from sea to land, supporting the theory of punctuated equilibrium ...