HumansAncient lead exposure may have influenced how our brains evolved Lead poisoning isn't just a modern phenomenon: fossil teeth show signs that it affected ancient hominids, and Homo sapiens may have coped better than our close relatives News
HumansYour pet dog’s ancestor was a fierce, wild animal. How was it tamed? Unexpected archaeological discoveries are rewriting the story of how the big, bad wolf became our first and most beloved pet Features