White Sands National Park has some of the most archaeologically rich sand in North America, and it is within this New Mexico landscape that the oldest footprints ... to look at background ...

Among those footprints, scientists have found new evidence of ancient activity recorded in the sand — and it’s transforming their understanding of early human technology. These, too ...

the footprints had previously been mistaken for fish resting burrows. Blakesley explained that this was due to the fact that there would have only been a thin layer of sand on top of a much harder ...