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    Magazine

    Beam It Down

    October 1997

    The sky will soon fill with low-orbiting satellites providing communications links to every point on earth. We should press these fleets into double duty as solar energy collectors that relay uninterrupted beams of nonpolluting electrical power to earth.

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    Features

    • Categorized in 17032

      A Study in Complexity

      A pioneer inn the field of complexity theory and creator of the software program Mathematica, Steven Wolfram now claims his secret, after-hours computer experiments will reinvent the field of physics. His colleagues think he just might pull it off.
    • Categorized in 17032

      New Hope in the Minefields

      Emerging technologies can speed the removal of the millions of burried landmines that continue to kill and maim civilians in more than 60 countries.

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