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 ...
Last summer, Stephanie McNamara got her first glimpse of Great Sand Dunes National Park and Preserve in southern Colorado. The park is a monument to sand, where dunes stretch across 30 square miles ...
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In some places, sand dunes protect shorelines from the onslaught of ocean waves. In other places, the dunes themselves are on the move, and threaten human structures. Host Flora Lichtman talks with ...
The Dune films remind us of just how beautiful, mysterious, expansive and changeable sand dunes can be. For centuries these wonderful landforms have filled humans with awe – and in some cases fear and ...
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