Scientists have devised a new way to study winds on Mars by examining sand dunes on the planet’s surface. The resulting wind map could help explain recent changes in the martian climate and provide ...

A high-resolution camera mounted on NASA's Mars Reconnaissance Orbiter has snapped pictures of unusual, almost perfectly circular sand dunes on the Red Planet's surface. When you purchase through ...

NASA's Perseverance rover captured a striking new image of massive, wind-carved sand formations known as "megaripples" during ...