Footprints Show Humans in the Americas over 20,000 Years Ago
The Enduring Story of Human Wanderlust A recently calculated time frame for a series of ancient human footprints at White Sands National Park, New Mexico, is bringing people, especially anthropologists and archeologists, to their feet. These footprints were discovered in 2009 by park staff; turns out there are thousands of preserved human other animal footprints — mammoth and giant sloths, for example — all over White Sands. But The United States Geological Survey has just completed working out the age of human prints, and their date of 23,000 years old significantly changes…