While the relatively cool conditions at many European sites have helped preserve the DNA of ancient skeletons, researchers had not succeeded in sequencing DNA from the many skeletons found at very early Middle Eastern sites, due to their very hot and dry environments. (sciencemag.org)
Now, a study of DNA from ancient skeletons in Kazakhstan helps clear things up. (sciencemag.org)
DNA from ancient skeletons and living people offers the «gold standard» in proving who was related to whom. (sciencemag.org)