No, this is not the surface of Venus. Can you guess where in the world it is?

When you think of an extreme climate, Death Valley might come to mind. But with acidic puddles, lava lakes, and one of the ...

Wake up early in the morning to watch the sunrise over the discs of travertine—large, naturally formed calcite deposits in Ethiopia’s Danakil Depression, one of the hottest places on Earth. Photograph ...