Nonog, 8 months ago to random

North America’s Oldest Known Footprints Point to Earlier Human Arrival to the Continent
New dating methods have added more evidence that these fossils date to 23,000 years ago, pushing back migration to the Americas by thousands of years
https://www.smithsonianmag.com/science-nature/oldest-fossil-human-footprints-in-north-america-are-23000-years-old-study-reaffirms-180983018/ #NorthAmerica #human #arrival #footprints #migration #WhiteSands #TularosaBasin