The Future of Nuclear Weapons

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President Bush's 2006 budget seeks $6.6 billion for the Energy Department to do more research on "bunker busters" and mini-nuclear bombs. He also wants money to enhance existing nuclear weapons. We look at what the weapons do and why the United States wants them.


David Kestenbaum, NPR science reporter

Richard Garwin, defense consultant; former nuclear weapons designer for Los Alamos Laboratories



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