Tech

  1. Computing

    Materials’ light tricks may soon extend to doing math

    A simulation paves the way toward metamaterials that can perform ultrafast complex mathematical operations using light waves.

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  2. Tech

    Reader favorites of 2013

    For this issue, the editors selected the 25 most important and intriguing science stories of the year. But online readers seemed to point to a different bunch, showing just how subjective such an exercise can be.

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  3. Health & Medicine

    Forecasting system predicts peaks in flu outbreaks

    A real-time forecasting system has accurately predicted the peak flu cases up to nine weeks before the outbreak.

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  4. Computing

    Fastest supercomputers

    The new list of the world’s fastest computers, now in its 20th year, has China’s Tianhe-2 on top with a processing speed of 33.9 petaflops — or quadrillions of calculations per second.

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  5. Tech

    Ingenious

    A True Story of Invention, Automotive Daring, and the Race to Revive America by Jason Fagone.

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  6. Physics

    Single atoms hold on to information

    Minutes-long data storage by individual atoms beats previous record of tiny fraction of a second.

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  7. Health & Medicine

    The future of the robotic leg

    While robotic legs have come incredibly far, the next step, integrating the function into the rest of the body, still has a way to go.

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  8. Neuroscience

    Mind to motion

    Brain-computer interfaces promise new freedom for the paralyzed and immobile.

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  9. Humans

    Our Final Invention

    Computers already make all sorts of decisions for you. Imagine if the machines controlled even more aspects of life and could truly think for themselves.

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  10. Life

    3-D printing builds bacterial metropolises

    By simulating biofilms, new 3-D printing technique may help researchers study antibiotic resistance.

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  11. Tech

    Memory upgrade

    The demands of modern computing call for a seismic shift in data storage and retrieval.

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  12. Earth

    Deep network

    The NEPTUNE observatory — a ring of six underwater research stations connected to the Internet with fiber optic cables — is the first online observatory to brave the depths of the abyss.

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