Ancient footprints challenge the timeline of human arrival in North America, suggesting people were here much earlier than once believed.

Thousands of prehistoric footprints in New Mexico's White Sands National Park are explored. Thousands of prehistoric footprints in New Mexico's White Sands National Park capture moments when Ice Age ...

Across North America, archaeologists are pulling remarkable stories out of the ground, from Ice Age footprints to buried cities that once pulsed with trade and ritual. As I follow these digs, I see a ...

Three localities in New Mexico have provided significant findings in the understanding of human occupation in North America. After studying deposits containing extinct bison bones in Folsom and ...