Fossil human footprints discovered in White Sands, N.M., likely date to between 21,000 and 23,000 years ago, scientists say. New research confirms that fossil human footprints in New Mexico are likely the oldest direct evidence of human presence in the Americas, a finding that upends what many archaeologists thought they knew about when our ancestors arrived in the New World. …
WASHINGTON — Fossilized footprints discovered in New Mexico indicate that early humans were walking across North America around 23,000 years ago, researchers reported Thursday. Scientists at the U.S. Geological Survey recently analyzed seeds stuck in the footprints to determine their approximate age, ranging from around 22,800 and 21,130 years ago. Fossil footprints are more indisputable and direct evidence than “cultural …
