At Last, Scientists Unravel Mystery of Death Valley's Moving Rocks

August 27, 2014 8:01 PM

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At Last, Scientists Unravel Mystery of Death Valley's Moving Rocks

The first witnesses to an enduring natural mystery are an engineer, a biologist and a planetary scientist who met thanks to a remote weather station.

This odd group has captured the first video footage of Death Valley's sailing stones creeping across Racetrack Playa. For a century, these eerie rocks and their long, graceful trails have stumped visitors and scientists. The boulders of black dolomite appear to move on their own, sliding uphill acro...

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