Tech

  1. Tech

    Online ‘likes’ multiply themselves

    Social media users swayed by previous ratings, researchers find when they randomly assign positive and negative votes.

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  2. Tech

    Hybrid race car of transistors debuts

    A new transistor combines the essential features of high speed and low energy consumption.

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  3. Tech

    Bandage-like patch dissolves to deliver medicine to skin

    Flexible material gets drugs or vaccines into body painlessly.

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  4. Computing

    Forecasting by computer

    Excerpt from the August 10, 1963, issue of Science News Letter.

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  5. Tech

    Surgical tool smokes out cancer in seconds

    Sniffing for telltale molecules, method analyzes tissue with every cut.

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  6. Tech

    Sound waves put levitation on the move

    Technique transports nonmagnetic particles such as cells, water droplets and coffee grounds.

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  7. Tech

    What parents just don’t understand about online privacy

    Not long ago, police and school officials in Old Saybrook, Conn., held a high school assembly on Internet safety. The purpose of the assembly, wrote New Haven Register reporter Susan Misur, was to make students aware of how public their photos, tweets and profiles are online. To make this point, the presentation included a slide […]

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  8. Tech

    Twisted light transmits more data

    Spiral beams allow multiple information streams in one cable.

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  9. Tech

    Eye chip sends signals to blind rats’ brains

    When struck with light, retinal prostheses stimulate animals' visual cortices.

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  10. Tech

    Faster memory could accelerate computing

    Experimental microchip improves reliability and speed of writing and reading data.

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  11. Tech

    Highlights from the International Congress on Acoustics

    Selections from the meeting held June 2-7 in Montreal include personal listening zones in cars and music of the body.

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  12. Tech

    Computer scientists grapple with how to manage the digital legacy of the departed

    In April, Google added to its services an Inactive Account Manager, which lets you designate an heir who will control your Google data when you die. You choose a length of inactivity, and if your accounts are ever quiet for that long, Google will notify your heirs that they’ve inherited access to your Gmail correspondence, […]

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