Tens of thousands of years ago, Homo sapiens embarked on a major migration out of Africa and began settling around the world. But exactly how, when and where humans expanded has long been a source of ...

Stretching across Chile and Argentina, Patagonia is a land of extremes — glaciers, deserts, and windswept plains. This ...

The Gallup poll checked up last week on U.S. knowledge of South American geography, found North Americans woefully ignorant. The problem: to identify eight of 13 countries (including British, Dutch ...