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Jim Ryan started using techniques for detecting neutrons and gamma rays in outer space to help soldiers detect dirty bombs. (Mark Wilson/Globe Staff) |
Astrophysicist Jim Ryan | Meeting the Minds
His bomb detector is out of this world
Jim Ryan says the problem with being an astrophysicist is that you often get asked the same question: What good is all this stuff you're studying in outer space? (Full article: 882 words)
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