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Two new lines of evidence support the 21,000 to 23,000-year age estimate of the footprints first described and dated in 2021. In 2021, scientific dating results from footprints found at White Sands National Park in New Mexico began a global conversation that sparked public imagination and incited
<p>ALAMOGORDO, N.M. — New research reaffirms that human footprints found in White Sands National Park, NM, date to the Last Glacial Maximum, placing humans in North America thousands of years earlier than once thought. </p> <p>In September 2021, U.S. Geological Survey researchers and an international team of scientists announced that ancient human footprints discovered in White Sands National Park were between 21,000 and 23,000 years old. This discovery pushed the known date of human presence in North America back by thousands of years and implied that earl...