Skulls Of Modern Humans And Ancient Neanderthals Evolved Differently Because Of Chance, Not Natural SelectionThe approximate locations of the cranial measurements used in the analyses are superimposed as red lines on lateral (A), anterior (B), and inferior (C) views of a human cranium. (Credit: National Academy of Sciences, PNAS (Copyright 2008)) ScienceDaily (Mar. 20, 2008) — New research led by UC Davis anthropologist Tim Weaver adds to the evidence that chance, rather than natural selection, best explains why the skulls of modern humans and ancient Neanderthals evolved differently. The findings may alter how anthropologists think about human evolution. Weaver's study...