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Jeff Hecht Guest Contributor

  • Is Cold Fusion Heating Up?

    Though their work is dismissed by most physicists, a determined cadre of scientists is still chasing after what could be an energy jackpot-and their experiments are producing heat and nuclear byproducts that can’t be otherwise explained.

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  • How Soon to the Moon?

    Sending humans back to the moon might divert money from other space science. Is it worth it?

  • Fiber Optics Takes the Long Way Home

    Despite decades of experiments, big telecom companies are moving ever so sluggishly to extend fiber optics to individual residences.

  • New Life For Undersea Fiber

    Once the marvel of the telecom world, the first undersea fiber optic cables have reached the point of telecom obsolescence. Now they’ll serve out their retirement gathering oceanographic data.

  • Breaking the Metro Bottleneck

    The information racing across the country in huge fiber-optic pipes hits a snarl under city streets. New optical networking techniques are clearing the way.

  • Fast Fiber Goes on a Diet

    Battered by the economic downturn, telcos hope new components will cut costs while boosting bandwidth.

  • Holey Fibers Cut Their Losses

    New technique for photonic crystal fibers brings signal losses down near those of conventional optical fibers.

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