Humans generally leave more descendants if they marry someone who is not too closely related. So highly inbred royal families experience many genetic disorders like hemophilia. Inbreeding is connected ...

Genomic analysis shows that interbreeding between female Neanderthals and human males was less common than the opposite ...

This undated photo provided by Tel Aviv University shows a child's mandible that was excavated from Skhul Cave in northern Israel. (Tel Aviv University via AP) (ASSOCIATED PRESS) Modern humans and ...

The once-mighty Habsburg dynasty, which ruled vast empires in Spain and Austria, is now notorious for its distinctive "Habsburg jaw" facial deformity, believed to be caused by generations of ...

Modern humans and Neanderthals were interacting 100,000 years earlier than previously thought, according to researchers who used CT scans and 3D mapping to study the bones of a child they believe was ...