Scientists have reconstructed the head of an ancient human relative from 1.5 million year-old fossilized bones and teeth. But ...

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 ...

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

Why did humans evolve the eyes we have today? While scientists can't go back in time to study the environmental pressures ...

Some ants thrive by choosing numbers over strength. Instead of heavily protecting each worker, they invest fewer resources in ...

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

The researchers think the pattern they observed in ants reflects a more universal trend in the evolution of societal ...