At a small number of beaches around the world, dry sand actually makes noise underfoot, caused by friction between ...

In deserts and on beaches around the world, sand can roar, hum, or even scream—sometimes loud enough to be heard miles away.

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 ...