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

Discover the latest news, features and articles about who Neanderthals were, whether they mated with modern humans and when ...

What does race mean? Are cultural notions about it firmly rooted in biology, especially genetics, or is race primarily a social construction built on a few superficial characteristics superimposed on ...

When you run, the arches can temporarily flatten and then recoil, returning energy to help propel you forward. Babies are born with flat feet. Human arches develop over time as muscles and ligaments ...

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

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