Long-term history of violence in hunter-gatherer societies uncovered in the Atacama Desert: 10,000 years of violent conflict revealed by skeletons, weaponry, and rock art
Daughters breastfed longer, and women accumulated greater wealth in ancient California matriarchal society
Tree rings and strontium point researchers to the provenance of 400-year-old timber; the study is published in PLoS ONE
The study shows for the first time that Vikings brought animals, specifically horses and dogs, to Britain in the 9th century
