The rate of prenatal growth directly relates to how big an adult brain grows. How and when Homo sapiens‘ high prenatal growth rate evolved has been a mystery, until now.
Given our limited adaptation to the cold, why is it that our species has come to dominate not only our warm ancestral lands but every part of the globe?
Our elimination of other species probably wasn’t a planned, coordinated effort of the sort practised by civilisations, but a war of attrition. The end result, however, was just as final.
Baseball players reveal how humans evolved to throw so well. A catapult-like mechanism allows energy to be stored in shoulder and torso, a video study of pitchers reveals.
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