Mystery ancestor mated with ancient humans. And its 'nested' DNA was just found. Live ScienceDNA from an ancient, unidentified ancestor was passed down to humans living today Phys.orgAncient humans had extremely complicated sex loves, evidence shows InverseDNA from Denisovans can be found in humans today Daily MailShocking Research Finds DNA From an Ancient, Unidentified Ancestor Was Passed Down to Humans Living Today SciTechDailyView Full Coverage on Google News