David Kestenbaum David Kestenbaum is a science correspondent for NPR. His job allows him to combine his extensive background in physics with his love of broadcast journalism.
David Kestenbaum
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David Kestenbaum

FBI: Secret Los Alamos Files Traced to Woman

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Drug Raid Turns Up Classified U.S. Documents

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Experimental Lotion Could Be Secret to a Safe Tan

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Space Shuttle : A Homemade Spaceship

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