Gravity used to be the most down-to-earth of ideas, the thing that kept apples falling and planets in line. Now a growing ...

This innovative approach combines climate data, archaeological evidence, and population dynamics to simulate how Neanderthals moved across the landscape. The model reveals that by the time ...

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 ...