T he land bridge across the Bering Strait that lasted through much of the last Ice Age was likely very different from what has been imagined. Instead of a mix of grassland, tundra, and ice sheet ...

In short, the Bering Land Bridge was more of a Bering Land ... 1,000km would have stretched from Asia to North America across what is now the Bering Strait. Today, some islands — St. Lawrence ...