Humans lost their ability to synthesize their own vitamin C because our ancestors had access to plenty of fruit.

Discover interesting facts about the origin of the human species and what makes us different from our ape cousins.

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

Wild tomatoes in the Galápagos may be reversing evolution—reawakening ancient traits, surprising scientists at UC Riverside.

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 ...

These Early Humans Lived 300,000 Years Ago—But Had Modern Faces. Some modern human traits evolved earlier, and across wider swaths of Africa, than once thought.

Humans have been around on Earth for thousands of years, but there was a period when humanity was almost wiped out of ...

On the younger, black-rock islands of the Galápagos archipelago, wild-growing tomatoes are doing something peculiar. They're ...

As our ancestors developed more advanced tools and cultural practices, they also developed new ways of explaining concepts to others – culminating in the emergence of complex language ...

THE discovery of a fossil human skull near Keilor, an outer suburb of Melbourne, is a matter of high importance to students of human evolution, who will certainly welcome Dr. Zeuner's1 ...

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