This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from ...

A mystery that started with the discovery of a pinkie finger bone in Denisova Cave in the Altai Mountains of southern Siberia may finally have been cracked.

A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is ...

Environmental change doesn’t affect evolution in a single, predictable way. In large-scale computer simulations, scientists ...

Quick Take Boulenger’s backpack frog carries eggs in a dorsal pouch on its back instead of dropping them into water. This ...

Repeated environmental changes can lead evolution in unexpected directions, and research from Vermont shows that studying a single population does not capture the full story of an entire species. All ...

It’s not always the best-adapted animal that survives. Sometimes, it’s the one that exploits its fellow creatures ...