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      Knowledge is Power

      Scientific American January 1994

      Chiller Thriller

      Workers achieve temperatures below absolute zero

      • By Kristin Leutwyler on January 1, 1994

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      More in the January 1994 issue of Scientific American
      • Getting a New Rise out of Superconductors
      • Dioxin Indictment
      • A War not Won
      View Full Contents
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