Here's a link to the "article preview" in Nature: http://www.nature.com/nature/journal/v514/n7523/full/nature13810.html http://www.nature.com/nature/journal/v5

Here's a link to the "article preview" in Nature: http://www.nature.com/nature/journal/v514/n7523/full/nature13810.html http://www.nature.com/nature/journal/v514/n7523/full/nature1... I see the article includes an all-star cast of co-authors who have done much of the most important research on ancient human DNA. A review article on ancient human DNA from just a few weeks ago, "Towards a new history and geography of human genes informed by ancient DNA," provides a lot of good background on this topic. http://biorxiv.org/content/biorxiv/early/2014/03/21/003517.full.pdf http://biorxiv.org/content/biorxiv/early/2014/03/21/003517.f...