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      Knowledge is Power

      Scientific American September 2000

      From Prototools to Language

      Technology is by no means a recent invention. Philip & Phylis Morrison trace its origins back through our prehistoric ancestry

      • By Philip and Phylis Morrison on September 1, 2000

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      More in the September 2000 issue of Scientific American
      • End Point
      • Miss-ile Defense
      • The Plan to Save Fallingwater
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