Scientists are getting better and better at using DNA to figure out when key evolutionary events happened.
Some research suggests that throughout our evolution an innate tendency toward fighting shaped human anatomy. But anthropologists are sharply divided on the matter.
How and when our ancestors mastered the use of fire remains a hotly debated question. Researchers are hunting for answers buried in ancient ash and baked soils.
New finds at an archaeological site in Morocco open a window on the origin of our species.
Traits we often tend to disparage were—and arguably still are—critical to human communities.
Why have humans taken mammalian sex to a whole new level?