Tag - physics

Amazing World

A sailing stone gathers no moss 

In California’s Death Valley National Park in 1915, a prospector named Joseph Crook visited the dried lake-bed of Racetrack Playa and stumbled upon scores of boulders that had apparently moved across the surface, leaving very obvious trails. With...

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Amazing World

The Devil’s Kettle 

Nothing spurs the imagination quite so much as an unsolved geological mystery, and there are plenty of these to be found in all corners of the world.  One such phenomenon is located in Judge C.R. Magney State Park in Minnesota, USA, where the Brule...

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