Joe Palca Joe Palca is a science correspondent for NPR.
Joe Palca, photographed for NPR, 17 January 2019, in Washington DC.
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Joe Palca

New Stem-Cell Growth Technique Emerges

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Three Share Nobel for Chemical Process

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U.S., German Scientists Share Physics Nobel Prize

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'Left-Over' Embryos Present Dilemma

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FEMA Takes Different Approach to Rita

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Weakening Rita Hits Gulf Coast, Moves Inland

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Researchers Examine Immune Cells' Workings

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