land on the sunny side of a sand dune; the shady side usually has downdrafts, so you just drop like a stone. White sand is safer to fly over than dark sand. Dark sand absorbs the heat, then ...

“The different colours of sand in different deserts are also very striking, with yellow, white, red and even black dunes in different parts of the world.” Birkbeck University’s – and fello ...

Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators of whether Mars was habitable in the distant past.

Theri Kaadu, or the Their desert or The desert of Waste as called by the locales, is a vast land with red dunes located in ...

The kidney bean-shaped sand dunes spotted on Mars. NASA's Mars Reconnaissance Orbiter (MRO) has clicked a stunning picture of the Red Planet's surface showing frozen sand dunes in the northern ...

How can something that is constantly shifting stand up to 750 feet tall? This southwestern park features the largest sand dunes in North America, and the key to their extraordinary height seems to lie ...

A unique combination of sand and snow transformed a Colorado national park into an otherworldly winter wonderland, a stunning ...