For many decades, archaeologists were convinced that the first people to arrive in the Americas ... It’s possible that they reached North America more than 32,000 years ago.

That's thousands of years before many scientists think humans first journeyed to North America. If Lowery's hypothesis is ...

Today, researchers agree that this growing trove of data has poked large holes in the Clovis-first model, while simultaneously opening the field to many more mysteries about how and when the earliest ...