Confirmed: The Oldest Human Footprints in North America Are at Least 21500 Years Old - ScienceAlert
- Confirmed: The Oldest Human Footprints in North America Are at Least 21500 Years Old ScienceAlert
- Scientists say they’ve confirmed evidence that humans arrived in the Americas far earlier than previously thought CNN
- Ancient footprints upend timeline of humans' arrival in North America The Washington Post
- Further evidence points to footprints in New Mexico being the oldest sign of humans in Americas Yahoo News
- Follow-up study confirms age of fossil human footprints found at White Sands National Park KRQE News 13
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