The oldest human footprints in North America found in New Mexico
[ad_1] This undated photo made available by the National Park Service in September 2021 shows fossilized human footprints in White Sands National Park in New Mexico. According to a report published in the journal Science on Thursday, September 23, 2021, impressions indicate that the first humans walked across North America about 23,000 years ago, much … Read more