Hey, sex happens. And apparently, whenever our ancestors met up with other members of the genus Homo, it happened a lot. New genetic analysis published today reveals previously unidentified evidence of interbreeding between Homo sapiens and Denisovans, a branch of our family tree not even known to science until a decade ago.
You remember the Denisovans, right? Researchers uncovered a piece of pinky finger and a few other fossil fragments in Denisova Cave, in the Altai Mountains of Siber