The whites of your eyes are not an accident. They are, scientists now believe, one of the most sophisticated social ...

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life. Imagine a hot, watery mix of ...

A new study shows cultural evolution helped humans expand across Earth far faster than genetic change alone could achieve.

Homo floresiensis was discovered on the island of Flores and immediately challenged existing ideas about human evolution. Standing only about three feet tall, this species showed evidence of tool use ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from new developments in ape cognition to an expanded perspective of a ...

Since the Middle Ages, the size of wild and domestic animals has largely been shaped by human selection: domestic animals are increasingly larger; wild animals increasingly smaller. During the 7,000 ...