23,000-Year-Old Footprints in New Mexico Shatter Timeline for First Americans
WHITE SANDS, New Mexico, November 18, 2025 — The history of human settlement in North America is being fundamentally rewritten following the definitive dating of fossilized human footprints in New Mexico’s White Sands National Park. New evidence, published in Science Advances in October 2025, confirms that humans were present on the continent an astonishing 23,000 years ago, pushing back the earliest confirmed presence by at least 7,000 years.
The trail of prints, found in the ancient lakebed of Lake Otero, provides clear and direct proof of Homo sapiens activity during the Last Glacial Maximum, a period previously considered too harsh for sustained habitation. This timeline delivers a direct and powerful challenge to the long-standing "Clovis-first" model, which posited that the first ...








