Christopher Joyce Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.

Lawmakers Probe Alleged Corruption at Los Alamos Lab

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Powell's Evidence of Iraqi Bio Weapons Seen as Old News

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The Year in Scientific Backtracking

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Foreign Oil Dependence Series: Texas Techniques

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Researchers Track Rise of Fresh Water in Arctic Ocean

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What U.N. Inspectors Can Learn

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Wooing Mates with Acoustic Tricks

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