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.

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

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 ...

A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.

Why did humans evolve the eyes we have today? While scientists can't go back in time to study the environmental pressures that shaped the evolution of the diverse vision systems that exist in nature, ...

The ancestors of our furry cats and dogs once looked similar to today's modern mongoose, a mammal with a long body and small, ...

Evolution is slow, but with the right experimental set-up—and enough time to spare—you can watch nature do its methodical ...