Computing

  1. Computing

    LEDs offer new way to kill germs in water

    Growing ultraviolet-light-emitting diodes on thin, flexible sheets of metal holds promise for water disinfection and other applications.

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  2. Computing

    Computer hackers take to the cloud

    People use cloud computing for storing files online. A new study shows the dark side of the cloud: These services can harbor malware.

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  3. Physics

    Wind power gets downsized — but in a good way

    Two young scientists have developed ways to tap into wind power on a small scale.

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  4. Computing

    Two numbers set a record — and not just for being book length

    Twin primes are prime numbers that differ by just 2. The largest known twins have just been discovered — each 388,342 digits long!

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  5. Tech

    Star Trek technology becomes more science than fiction

    On Star Trek, the characters used devices that seemed wild, futuristic and impossible. But those sci-fi gadgets are inspiring real-world, useful inventions.

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  6. Science & Society

    How computers get out the vote

    Increasingly computers play a role in voting. Here’s why that concerns scientists, even as they acknowledge that computers may be increasingly essential.

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  7. Brain

    Cool Jobs: Video game creators

    Meet an engineer who worked on StarCraft II, an expert building a new kind of reality and a neuroscientist who uses games as brain therapy.

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  8. Brain

    Explainer: How to read brain activity

    Electricity underlies the chattering of brain cells. Here’s how scientists eavesdrop on those conversations.

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  9. Computing

    Self-designed tattoos are fashionable technology

    Researchers have created do-it-yourself temporary tattoos. They’re a fashion-forward way to control electronic devices.

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  10. Tech

    Moral dilemma could limit appeal of driverless cars

    Driverless cars will have to be programmed to decide who to save in emergencies — passengers or pedestrians. Many people aren’t yet sure they are ready to choose cars that make the most moral decision.

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  11. Tech

    Clear, stretchy sensor could lead to wearable electronics

    Researchers have combined plastics and metal to make a transparent, stretchable sensor. It could soon find use in touchscreens, wearable electronics and more.

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  12. Computing

    ‘Couch potatoes’ tend to be TV-energy hogs

    Many government programs urge people to save electricity by using more efficient TVs. Here’s why these programs should target “couch potatoes.”

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