Not Built For Battle: Our Lightweight Skeletons Have Recent

Modern human skeletons, with our lightly-built form, evolved only relatively recently, after the start of the Holocene about 12,000 years ago and even more recently in some human populations, according to a study that used high-resolution imaging of bone joints from modern humans and chimpanzees as well as from fossils of extinct human species.

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Habiba Chirchir , Kristian Carlson , Tracy Kivell , Brian Richmond , Bernhard Zipfel , Jean Jacques Hublin , Max Planck Institute For Evolutionary Anthropology , George Washington University , University Of The Witwatersrand , National Science Foundation , Smithsonian Institution National Museum Of Natural History , Wenner Gren Foundation Wadsworth Fellowship , University Of Kent , Indiana University , Johns Hopkins University School Of Medicine , Leakey Foundation Baldwin Fellowship , American Museum , Natural History , George Washington , Smithsonian Institution , National Museum , Max Planck Institute , Evolutionary Anthropology , Christopher Ruff , Johns Hopkins University School , Peter Buck Postdoctoral Fellowship , Revolution ,