Tech

  1. Tech

    This battery stretches without losing oomph

    Engineers have made a durable lithium-ion battery that can stretch to 150 percent of its original length. One day it could power wearable electronics.

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  2. Tech

    To really learn, fail — then fail again!

    Hands-on learning through trial and error is becoming more popular in schools. The good news: Mistakes can be very helpful.

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  3. Computing

    Computing: Swapping a glove for the keyboard

    Sensor-studded gloves, designed by a Texas teen, might someday serve as a virtual keyboard or musical instrument — or even help interpret sign language.

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  4. Tech

    This door handle kills germs

    A high-tech door handle may cut down on disease transmission, say its teen developers. The system is powered by simply opening and closing the door.

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  5. Space

    Collecting trash in space

    Space junk threatens satellites that cost millions of dollars. But one teen has come up with an idea to collect and dispose of that orbiting trash.

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  6. Materials Science

    Keeping roofs cooler to cut energy costs

    Cool it! A cheap paint-on coating for roofing shingles could help reduce a home’s heating bills and might even trim urban ozone levels, a teen shows.

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  7. Tech

    Teens want to make windshield wipers obsolete

    Windshield wipers often can’t keep up with the rain. High-intensity air sprays might one day take their place, according to research by two teens.

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  8. Health & Medicine

    Teens win big for pollution control and HIV detection

    Ah-choo! The 2015 Intel ISEF competition’s top winner designed a way to curb germs on planes. Two other big winners invented ways to detect HIV early and to corral oil spills at sea.

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  9. Tech

    Stepping out with a smarter cane

    Many older people trip and fall on uneven ground. A Colorado teen has designed a ‘smart’ cane to help seniors avoid dangerous obstacles.

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  10. Tech

    Making cents of sounds

    Some people give up when a vending machine rejects their money. But one student decided to turn his frustration into inspiration. Through research, he showed how to identify coins by the sounds they make.

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  11. Health & Medicine

    Bones: Custom cushioning helps heal a bad break

    If the stiff casts encasing broken limbs included an inflatable air bladder instead of a soft lining, costly and painful complications experienced by some patients during healing might be avoided, two teens reported at the 2015 Intel ISEF competition.

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  12. Brain

    Hands-free but still distracted

    When people aren’t distracted, they can see a traffic light change very quickly. But a teen scientist now shows that texting — even with a hands-free device — gets dangerously slow.

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