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

Scientists Compete to Design New Nukes

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Solving an Old Math Problem Nets Award, Trouble

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The White House's Cold-War Cleanup Plan

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U.S. Nuclear Weapons More Stable than Expected

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Intricacies of Ancient Lunar-Cycle Machine Revealed

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EPA Expected to Issue Million-Year-Long Regulation

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Los Alamos Lab Adjusts Security After Breach

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Sounding Off on a Tennessee Cave Tale

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Astronauts Will Fix Hubble Telescope

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Exploring Tennessee's Caves for New Species

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FBI: Secret Los Alamos Files Traced to Woman

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Drug Raid Turns Up Classified U.S. Documents

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Nobel Physics Prize Goes to Big-Bang Work

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New Angles Emerge in Anthrax Attacks of 2001

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