Tech

  1. Chemistry

    Batteries should not burst into flames

    Because lithium-ion batteries power modern life, they need to store a lot of energy. Now scientists are focusing on making them safer.

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  2. Tech

    From buses to low-cost internet: Creative paths to online access

    From loaner computers and ‘shared’ or reduced-cost internet, U.S. schools and companies are bringing the internet to social-distancing students.

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  3. Space

    Before working on spacecraft, this engineer overcame self-doubt

    Tiera Fletcher once dreamed of working on spacecraft. Gaining confidence helped her become an engineer who designs vehicles for moon or Mars travel.

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  4. Plants

    Let’s learn about the future of food

    Technology and a warming world will change what you eat and how it gets to your plate.

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  5. Space

    Let’s learn about satellites

    Satellites, from the moon to those that provide GPS, encircle the Earth. Learn more about them with this collection of stories.

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  6. Health & Medicine

    New spray gel moves drugs deep to treat frostbite

    New gel spray sends healing ingredients deep into frostbite injuries to promote healing.

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  7. Archaeology

    3-D printing helps resurrect an ancient Egyptian mummy’s voice

    A 3-D printed mold of a mummy’s vocal tract reveals what the mummy may sound like today.

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  8. Earth

    Help for a world drowning in microplastics

    Microplastic pollution in our oceans and lakes is a problem. Scientists are testing solutions — from more biodegradable recipes to nanotechnology.

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  9. Materials Science

    Self-powered surface may evaluate table-tennis play

    Scientists at the Georgia Institute of Technology built a 'smart' surface on which to play table tennis. It can track the location, speed and direction of the ball.

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  10. Tech

    Viewing virtual reality of icy landscapes may relieve pain

    Traveling to polar vistas via virtual reality eased a temporary burning in the viewers’ skin. The same VR also lessened simulated chronic pain.

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  11. Math

    How math makes movies like Doctor Strange so otherworldly

    In the 1970s, a mathematician introduced geometric patterns that he named fractals. Moviemakers are now using those patterns to create dazzling digital effects.

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  12. Materials Science

    The future of crystal-based solar energy just got brighter

    Researchers have upped the efficiency of layered solar cells that could be printed or painted onto surfaces. Now they are working to make them more rugged.

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