Geneticists have found an interesting pattern in how early humans and Neanderthals interbred—and it wasn't balanced.

Most people alive today carry fragments of Neanderthal DNA in their genome. Now scientists are gaining a more intimate ...

A new study in the journal Science reveals that interbreeding between Neanderthals and humans was strongly sex-biased. This social dynamic explains why Neanderthal DNA is missing from our X chromosome ...

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 ...