Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

Discover the latest news, features and articles about the origin of the human species and what makes us different from our ...

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

The evolution of the human species is marked by an increase in brain size and research suggests that could be partly dependent on increases in prenatal oestrogen. As individuals with high oestrogen ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...

This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign up to receive it in your inbox every month. If I tried to recap all the new fossils, new methods and ...