For most people, the word “desert” summons images of sand dunes, cacti and snakes. In television and movies, characters typically become sweaty, starved and parched when they’re stuck in the desert.

Did you know the largest desert in the world isn’t hot? It’s cold! Surprised? A desert doesn’t need to be sandy—it just has to be very dry. Antarctica is the largest desert on Earth. This continent, ...

The Sahara is the world's most famous desert, a land of rolling dunes through which camel caravans once roamed from Marrakech to Timbuktu and beyond. At roughly 3.3 million square miles, and occupying ...

Dry Valleys, Antarctica: Researchers call the area a polar desert with year-round temperatures averaging near freezing. (NOAA) Most of us assume that countries with sunny beach cities and deserts have ...

(CNN) — Striking images from the Sahara Desert show large lakes etched into rolling sand dunes after one of the most arid, barren places in the world was hit with its first floods in decades. The ...