Evidence indicates fossil footprints in New Mexico are oldest sign of humans in Americas

A new method of dating fossils produced strong evidence that human footprints found in New Mexico produced startling data that humans may have lived in the Americas around 23,000 years ago. the previous estimate was 15,000 years ago.

Related Keywords

United States ,Mexico ,American , ,Mexico White Sands National Park ,Associated Press ,New Mexico ,White Sands National Park ,North American ,