image: A Ju/'hoansi individual of the San who was not part of the study. This material relates to a paper that appeared in the Oct. 12 2017, online issue of Science, published by AAAS. The paper, by N.G. Crawford at Perelman School of Medicine, University of Pennsylvania in Philadelphia, PA, and colleagues was titled, "Loci associated with skin pigmentation identified in African populations." view more
Credit: Alessia Ranciaro