Instead of a winter wonderland, the Red Planet’s northern hemisphere goes through an active — even explosive — spring thaw.

This 2012 satellite photo shows a series of giant windblown ridges, known as yardangs, and a group of towering sand dunes at ...

Last week, a 100-meter-long test dune was raised on the coast near Monster. A hybrid dune, consisting of a combination of ...

Approaching the giant sand dunes of Great Sand Dunes National Park will make you feel like you’re on a completely different ...

Sand dunes in Eastern Idaho are home to thousands of big game animals that travel there every winter. The Saint Anthony Sand ...