Mothers outnumbered fathers throughout much of human history, a new DNA analysis of people around the world shows. The genetic findings offer evidence for polygyny, when one man has many wives, and other reproductive customs, as people migrated out of Africa. “[Historically] more of the women were reproducing than the men,” study researcher Mark Stoneking, a professor of biological anthropology at the Max Planck Institute for Evolutionary Anthropology in Leipzig, […]