NASA officals recently proposed the use of nuclear reactors in space to provide electricity and vehicle propulsion. NPR's David Kestenbaum reports.
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David Kestenbaum
David Kestenbaum is a correspondent for NPR, covering science, energy issues and, most recently, the global economy for NPR's multimedia project Planet Money. David has been a science correspondent for NPR since 1999. He came to journalism the usual way — by getting a Ph.D. in physics first.
