“Modern humans were essentially like waves crashing on a beach, slowly but steadily eroding the beach away.” With this vivid simile, Princeton geneticist Joshua Akey describes a process that, until ...

The development of hair was of central importance for the evolution of mammals and thus also of humans. However, the evolutionary origin of the genetic program of hair was previously unknown.

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...