Humans settled in North America 17,000 years EARLIER than previously believed: Bones of mammoth and her calf found at an ancient butchering site in New Mexico show they were killed by people 37,000 years ago A three-foot-tall pile of mammoth bones was uncovered in New Mexico They were found at an ancient butchering site set up by humans Scientists extracted collagen from the bones in order to carbon date them This allowed them to date the settlement to 36,250 to 38,900 years old old bones. Humans settled in North America 17,000 years EARLIER, study finds |