Correspondent John Ridley
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Death Valley National Park has one of the darkest skies in the United States — for now. It seems the visible universe is under threat of annihilation from Las Vegas as that city grows and dumps more and more light into the sky.
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Death Valley National Park has one of the darkest skies in the United States — for now. It seems the visible universe is under threat of annihilation from Las Vegas as that city grows and dumps more and more light into the sky.
