Pre-emptive Strike: Neanderthal Double-Think

Neanderthals: Human, yet differentDoing the science blogosphere rounds is a paper in PNASEffect of ancient population structure on the degree of polymorphism shared between modern human populations and ancient hominins, pdf available here – that claims that the observed differences in genetic similarity with Neanderthals between Eurasians and Africans can be explained entirely by the population structure of ancient Africa and without recourse to interbreeding between Neanderthals and humans leaving the continent. This has received a fair bit of flack from said blogs – first because the media were allowed to publish articles on the paper some time before it was actually released, but later on the grounds that the paper was “obsolete.” Continue reading