In a Tooth, DNA From Some Very Old Cousins, the Denisovans
By CARL ZIMMER
A fossil found in a Siberian cave yields evidence from a vanished, once-hardy branch of the human tree that lived at least 110,000 years ago.
Published: November 17, 2015 at 06:00AM
via NYT Science http://ift.tt/1j3TbKY