Tech

  1. Computing

    Computer paints a charged bioportrait

    By employing a novel computational strategy, researchers have mapped the electrical landscape of biological molecules made up of more than 1 million atoms.

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  2. Tech

    The Seeing Tongue

    Blind people can now use their tongues to see, albeit crudely, thanks to prototype technology that involves licking arrays of electrodes attached to video cameras.

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  3. Tech

    Reading Faces

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  4. Computing

    New initiatives scale up supercomputing

    Several government efforts aim to give researchers access to computing power in the range of 12 trillion operations per second or more.

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  5. Computing

    Web worms: Code Red to Warhol

    Using an efficient infection strategy, a malicious programmer could deploy a rogue computer program far more voracious than the Code Red worm that struck on July 19.

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  6. Tech

    New method lights a path for solar cells

    Using a technique in which chemical ingredients assemble themselves, a research team has developed a potentially inexpensive way of making solar cells.

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  7. Tech

    Soaking Up Rays

    Although light shines through body parts of a primitive marine sponge much as it does through sophisticated optical fibers for telecommunications, scientists differ on whether sponges hold clues to better fibers for humankind.

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  8. Tech

    Setting electronics in artificial stone

    Electronics components made of Portland cement may one day be part of buildngs and roadways that double as gargantuan sensors or other current-carrying devices.

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  9. Tech

    Having gathered moss, water drops roll

    A coating of water-repellent powder transforms water droplets into remarkably mobile and resiliant balls, hoops, or peanut-shaped blobs.

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  10. Tech

    Biotechnology may fortify U.S. Army

    A government-sponsored study says the U.S. Army may benefit from advances in biotechnology during the next 25 years, including sensors that identify soldiers by the food they ate, protein-based computers, near-instant vaccines, and automated wound treatments.

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  11. Tech

    Optics oddity challenges microchip makers

    An obscure optical effect called instrinsic birefringence has suddenly appeared as a threat to technology for making denser, faster microchips.

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  12. Tech

    Dances with Robots

    Soldiers, rescue workers, and others may attain superhuman strength, speed, and endurance as a result of a new military program to develop powered robotic exoskeletons contoured to a person's body.

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