What Do You Think Is the Most Probably Narrative?

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Trying to figure out how early people were in the americas is not so simple. You can't just accept every claim, but each of them individually are almost litigated or debated among experts. And we're going through something similar right now where we're litigating many, many sights that have been held up as different ages and it's difficult to make sense of all this. I would say monteverde as broadly accepted, yes to day. But there's another component at the siht that dates to much earlier, much, much earlier, like 20 thousand years ago,. And that one is much more controversial.

Thousands of years ago, humans crossed a land bridge from Siberia into Alaska. They tried to move south, but a two-mile-high, coast-spanning ice wall stood between them and the rest of the continent.

How did they get past it?

Scholars have fought over that question for decades. But in her book, “Origin,” Jennifer Raff says breakthroughs in genetics have given scientists an entirely new understanding of how the Americas were peopled and what happened in the millennia that followed.

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