The first Americans were the Clovis people, 13,000 years ago
The old claim turned out to be wrong and was rejected by evidence.
TaughtThe Americas were empty until Clovis hunters walked across the Bering land bridge and through an ice-free corridor about 13,000 years ago. Their distinctive fluted spear points mark the first human presence in the hemisphere.
NowPeople were in the Americas thousands of years before Clovis. Monte Verde in Chile is securely dated to about 14,500 years ago, and footprints at White Sands push human presence back to roughly 23,000 years ago.
What actually happened
Clovis-first was one of the most fiercely defended positions in American archaeology. Claims of older sites were routinely dismissed, and archaeologists who made them risked their careers. The wall broke in 1997, when a blue-ribbon panel of skeptics visited Tom Dillehay's Monte Verde site in Chile and publicly accepted it as pre-Clovis.
Once one site was accepted, others followed: the Page-Ladson site in Florida, Paisley Caves in Oregon with human coprolites, and the Gault and Debra L. Friedkin sites in Texas with tools stratified beneath Clovis layers. The ice-free-corridor route also lost ground, because dating showed the corridor opened too late and was biologically barren when the first migrants would have needed it. A coastal "kelp highway" route is now the leading model.
The frontier is still moving. Fossil footprints at White Sands, New Mexico, published in Science in 2021 and re-dated by independent methods in 2023, indicate people were present 21,000 to 23,000 years ago, during the height of the last glaciation. That date remains debated, which is worth saying plainly. Monte Verde is not: pre-Clovis occupation is now the mainstream position.
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Who was taught this
Still standard through 2010, so anyone who finished school between 1950 and 1997 learned the earlier version.