Tech

  1. Life

    Readers wrangle with definition of ‘species’

    Readers asked about the definition of "species," a new atomic clock and how a neutron star collision produces heavy elements.

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  2. Microbes

    New pill tracks gases through your gut

    Swallowing these pill-sized sensors could give new insight into what’s going on in your gut.

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  3. Microbes

    These disease-fighting bacteria produce echoes detectable by ultrasound

    Ultrasound can help keep tabs on genetically modified bacteria to better fight disease inside the body.

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  4. Artificial Intelligence

    Ask AI: How not to kill online conversations

    Tips on not being a conversation-killer, courtesy of an AI that studied over 60,000 Reddit threads.

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  5. Tech

    Boy robot passes agility tests

    Anatomically accurate humanlike robots pave the way for more sophisticated prosthetics and realistic crash-test dummies.

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  6. Astronomy

    AI has found an 8-planet system like ours in Kepler data

    An AI spotted an eighth planet circling a distant star, unseating the solar system as the sole record-holder for most known planets.

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  7. Tech

    Electric eels provide a zap of inspiration for a new kind of power source

    Battery-like devices inspired by electric eels could someday power wearable and implantable tech or soft robots.

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  8. Artificial Intelligence

    AI eavesdrops on dolphins and discovers six unknown click types

    An algorithm uncovered the new types of echolocation sounds among millions of underwater recordings from the Gulf of Mexico.

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  9. Artificial Intelligence

    New setup for image recognition AI lets a program think on its feet

    Researchers are revamping image recognition programs to better identify familiar objects in new situations.

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  10. Materials Science

    New 3-D printed materials harness the power of bacteria

    The three-dimensional materials contain live bacteria and could generate wound dressings or clean up pollutants.

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  11. Science & Society

    Actress Hedy Lamarr laid the groundwork for some of today’s wireless tech

    ‘Bombshell’ tells the story of Hedy Lamarr’s double life as a Hollywood starlet and tech inventor.

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  12. Tech

    When it comes to self-driving cars, what’s safe enough?

    Even as unmonitored self-driving cars take to the streets, there’s no consensus about how safe is “safe enough” for driverless vehicles.

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