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  1. Health & Medicine

    What ‘community’ spread of coronavirus means

    Health experts warn there are probably many undetected cases already in the United States, raising chances the disease will soon be widespread.

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  2. Health & Medicine

    Search speeds up for vaccine against the new coronavirus

    Scientists are investigating unusual ways to make drugs to prevent viral infections. One may even be able to treat already sick people.

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  3. Animals

    Ouch! Jellyfish snot can hurt people who never touch the animal

    A goo shed by at least one species of upside-down jellyfish contains stinging cells. They can cause pain even to creatures that never touch the jelly.

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  4. Brain

    Concussions leave clues in the blood

    Athletes who suffered concussions had increased blood levels of three proteins. These proteins appear to be a chemical sign of the brain injury.

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  5. Animals

    How an encounter with this odd-looking bird inspired a career

    Kevin Burgio overcame many hardships to become a scientist. Now he studies how animals like the Carolina parakeet and Tasmanian tiger went extinct.

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  6. Animals

    Analyze This: Shimmering colors may help beetles hide

    Delve into data showing how brilliant colors that shift as a viewer — or predator — moves may help iridescent insects blend in.

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  7. Brain

    Easily distracted? Training your brain’s activity could help

    People can train their brainwaves to direct their attention, scientists have now shown. The technique may someday be able to help people focus.

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  8. Planets

    Scientists Say: Gas giant

    These gargantuan planets, such as Jupiter and Saturn, are mostly made up of hydrogen and helium gas.

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  9. Space

    See the sun in dazzling detail

    These images show the sun as it has never been seen before. They come from the new Daniel K. Inouye Solar Telescope.

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  10. Health & Medicine

    Do school-shooter drills hurt students more than they help?

    There’s no set standard for shooter drills held at most U.S. schools. Experts are beginning to ask whether certain drills might hurt students more than they help.

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  11. Health & Medicine

    Five ways to cope if shooter drills stress you out

    Experts offer tips for students who might feel stressed by drills to prepare for a possible school shooter.

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  12. Chemistry

    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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