"Within the past 50,000 years most of the variation that is seen among human populations evolved," said researcher Jason ...

Fossilized skeletons and shells clearly show how evolution and extinction unfolded over the past half a billion years, but a new analysis extends the chart of life to nearly 2 billion years ago.

Lucy, an early human ancestor, could run upright but much slower than modern humans. New simulations show that muscle and ...

The discovery of Lucy, a 3.2 million-year-old skeleton, changed our theory of human evolution forever. The discovery is celebrating its 50-year anniversary, and continues to capture human imagination.

This study underscores that the evolution of human intelligence likely involved coordinated changes across all brain cell types, not just neurons. Our brain is arguably the organ that most ...