What can sand dunes on Earth and Mars teach us about the latter’s wind behavior and atmosphere? This is what a recently awarded NASA grant hopes to address as a PhD student at Texas A&M University ...

Winds blowing over a dune can move grains of sand in three main ways. What path these grains take depends on their size, although the exact size in each category can change from site to site. Think of ...

A satellite image captured from space reveals an extraordinary meeting of two starkly contrasting landscapes in the Sahara Desert, right at the border between Algeria and Libya. A vast sea of “star ...