DNA taken from human remains found within a 1,600-year-old burial complex in southeastern Korea reveals that ancient Korean society largely practiced inbreeding and ritual human sacrifice, according ...

While incest was generally considered taboo in the community that inhabited Paquimé, it may have been overlooked—and leveraged—by the power-grasping upper classes. Reading time 2 minutes The parents ...

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 ...