Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land.

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.

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

From an incredible series of revelations about the ancient humans called Denisovans to surprising discoveries about tool making, this year has given us a clearer picture of how and why humans evolved ...

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 ...

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

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