Tuesday, January 15, 2008
Mystery: Huge Death Valley Rocks Slide/Move On Own
Scientists baffled by rocks (some 100s of pounds) apparently moving, sliding on own across "almost perfectly flat" & dry desert area called, Racetrack Playa. No one has seen movement but long visible trails left behind. Number of theories, based on unique nature of desert surface, wind, etc. [Piece includes photos.]
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