South America is a continent of extraordinary contrasts. Emerald rainforests sit next to scorching deserts, snow-capped ...

Trying to figure out whether South America is safe often feels like asking whether Europe or Asia is safe. It's one massive continent with wildly different countries, and lumping them together doesn't ...

During the last ice age, humans crossing from Asia along the Bering Land Bridge underwent three major population splits as they traveled through the Americas, a new genetic analysis reveals. This ...