Tech

  1. Computing

    Loony Tunes: Bugs blare in software set to music

    A novel way of converting computer programs into familiar-sounding music helps programmers locate errors in their code.

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  2. Computing

    Software’s beginnings

    The earliest known use of the term software to describe computer programs dates back to 1958.

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  3. Computing

    ‘Love bug’ lessons

    In early May, the malicious ILOVEYOU computer virus shut down hundreds of thousands of computers and caused several billion dollars in damage.

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  4. Computing

    A loosely woven Web

    The World Wide Web is less like a network of heavily interconnected superhighways and more like a jungle of one-way streets often leading to dead ends.

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  5. Tech

    Hidden Costs: It takes much stuff to make one tiny chip

    A new analysis reveals that the production of a single 2-gram microchip requires nearly 2 kilograms of chemicals and fossil fuels.

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  6. Tech

    Hot Flashes, Cold Cuts

    By obliterating matter in a never-before-seen way, a new breed of lasers cuts everything from eyeballs to diamonds with unprecedented precision.

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  7. Tech

    Nanotech Switch: Strategy controls minuscule motor

    Researchers have modified a rotating protein fragment so that it starts and stops spinning with the addition and removal of zinc.

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  8. Tech

    Triggering genes in a flash

    A light pulse can activate or deactivate selected genes in cells.

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  9. Tech

    Civilians get better GPS

    President Clinton directed the Defense Department to stop degrading signals from 24 Global Positioning System satellites, allowing civilians to receive the same location-pinpointing accuracy long available to the U.S. military.

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  10. Tech

    Engineering Top 20

    Airplanes, telephones, refrigerators, and spacecraft are among the life-changing technological accomplishments highlighted at the National Academy of Engineering’s Greatest Engineering Achievements of the 20th Century Web site. A variety of illustrations, a brief history, and a timeline of important landmarks accompany each entry. Go to: http://www.greatachievements.org/

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  11. Tech

    Solar Surgery: Sunlight acts like laser

    By channeling sunlight down a fiber optic cable, scientists have produced laserlike beams that can burn tumors off major organs.

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  12. Tech

    DNA embrace might drive micromachines

    DNA interactions that bend tiny diving boards, or cantilevers, may open the door to powering micromachines by means of molecular reactions.

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