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      Scientific American October 2002

      The Universe's Unseen Dimensions

      The visible universe could lie on a membrane floating within a higher-dimensional space

      • By Georgi Dvali, Nima Arkani-Hamed, Savas Dimopoulos on October 1, 2002

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      More in the October 2002 issue of Scientific American
      • Echoes from the Big Bang
      • The Fate of Life in the Universe
      • Exploring Our Universe and Others
      View Full Contents
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