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      Knowledge is Power

      Scientific American May 1998

      A Tongue for Love

      "A microsensor tongue could detect spoiled foods at the checkout register"

      • By W. Wayt Gibbs on May 1, 1998

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      More in the May 1998 issue of Scientific American
      • Rebottling the Nuclear Genie
      • Dances of Worms
      • Errata
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