A new study led by the University of Southampton and research institutes in France has uncovered the mystery of how mini sand dunes form on beaches and in deserts. While the formation of large desert ...

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 ...

Over a hundred years ago, giant sand dunes threatened to overwhelm parts of Florence, Ore. These dunes snake along the coast for over 50 miles, and some are taller than the Great Pyramid of Giza. And ...

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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