Engineering Design

  1. Chemistry

    Gasp! At the movies, your breaths reveal your emotions

    Researchers took air samples as they screened movies. What people exhaled were linked to film scenes’ emotional tone, they found.

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  2. Health & Medicine

    Zika vaccines look promising

    As a Zika epidemic surges through Brazil and northward, scientists are looking for drugs to keep more people from becoming infected. Several vaccines show promise in early tests — but none has yet been tried in people.

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  3. Teen makes sure bacteria stay hands-off

    Germs are everywhere. One teen has designed a way to keep them from sticking to a surgeon’s gloves.

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  4. 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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  5. Earth

    Earth’s tectonic plates won’t slide forever

    Earth’s surface morphs, owing to the movement of its tectonic plates. But those plates didn’t use to move so quickly. And in a few billion years they’ll grind to a halt, new research suggests.

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  6. Climate

    Volcanic rocks can quickly turn pollution into stone

    A test program in Iceland injected carbon dioxide into lava rocks. More than 95 percent of the gas turned to stone within two years.

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  7. Ink leads way to terminating termites

    Inspired by a classroom experiment, a teen has built a way to lure troublesome termites to their death — using the power of ink.

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  8. Animals

    Catching ‘Dory’ fish can poison entire coral reef ecosystems

    More than half of saltwater-aquarium fish sold in the United States may have been caught in the wild using cyanide, new data show.

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  9. Health & Medicine

    Adult diseases may be linked to childhood weight

    Danish scientists find that very overweight kids grow up with a heightened risk of colon cancer and stroke.

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  10. Physics

    Cool Jobs: Solar sleuthing

    No star is closer than the sun, and yet there’s much science still don’t know about how it actually works. These scientists are helping solve the mysteries.

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  11. Environment

    Fighting big farm pollution with a tiny plant

    Fertilizer runoff can fuel the growth of toxic algae nearby lakes. A teen decided to harness a tiny plant to sop up that fertilizer.

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  12. Tech

    Concrete science

    Teen researchers are exploring ways to strengthen this building material, use it for safety purposes and use its discarded rubble.

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