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Sand Grains

Microscopic Photos Reveal The Secret World Hidden Inside A Few Grains Of Sand

Posted 11.12.2014 | Arts

If you've ever spent time with a handful of sand and let the tiny grains fall through your fingers, you might have experienced a Gulliver in Brobdingn...

WATCH: 'Sand Dunes 'Sing' Creepy Chorus

| Posted 10.28.2012 | Science

By Jane J. Lee When plagued by whipping desert winds, sand dunes signal their displeasure with haunting moans that reverberate across the arid land...