And to think when I was in college 3 decades ago my anthropology professor insisted there was absolutely no possibilty that humans could have been in the Americas prior to the end of the ice age (10,000 years ago).
So much for the opinions of career academics and eggheads.
The article says “the team used carbon dating on multiple sets of footprints to determine they were 23,000 years old.” We’re assuming the carbon dating methods are accurate. In the past (and I don’t know how long in the past) there was some controversy on accuracy.