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Published: February 2, 2009
Did comet strike Earth, leaving crystalline dust in Panhandle?
A giant comet slammed into the atmosphere and fractured. The resulting swarm of fragments also exploded, scattering tiny diamonds in widely separated locations and plunging the warming Earth into a renewed and deadly deep freeze.
When Leland Bement first heard the theory, "I was highly skeptical,” he said. "You just roll your eyes.”
But a discovery in the Oklahoma Panhandle changed his vi...
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