Becoming Human

A summary article in Science this week asks this question, after revealing the results of another study of ancient eating habits, and in general revisits the many questions connected with this much debated ancestor.

The New York Times, citing a paper in Nature,  reported last week “Researchers studying the diet of human ancestors who lived two million years ago in southern Africa have unexpectedly come across a crucial clue to their social structure. The males never strayed far from home, and the females dispersed after puberty to neighboring groups”