HumansDid childcare fuel language? A new book makes the case Rearing our unusually underdeveloped young may account for the evolution of language. Michael Marshall is intrigued, but wants more evidence from Madeleine Beekman's The Origin of Language Culture
HumansA Neanderthal-shaped skull may explain why some people get headaches People with Chiari malformations have a skull shape similar to Neanderthals, suggesting that the condition may be caused by DNA inherited from archaic humans News