An Icy Solution To The Mystery Of The Slithering Stones

August 28, 2014 7:48 AM

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An Icy Solution To The Mystery Of The Slithering Stones

A century ago, miners working in California's Death Valley reported seeing boulders on the desert floor with long trails behind them — as if the stones had been pushed across the sand. But, despite 60 years of trying, no one ever saw what moved them.

Now scientists think they've solved the mystery of the "slithering rocks of Death Valley." Using GPS tags pasted to the boulders, and a video camera, a geologist from Scripps Institution of Oceanography and his engineer cousin have evidence that broad, jagged panes of melting ice push the stones acr...

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