From Molecules to Organisms: Structures and Processes

  1. Earth

    Study appears to rule out volcanic burps as causing dino die-offs

    New data on when massive volcanic eruptions happened do not match when the dinosaur mass extinction took place.

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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. Health & Medicine

    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. 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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  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. Brain

    Curiosity drives this neuroscientist and artist

    Christine Liu studies the brain on nicotine — and used Instagram to bring together women doing incredible science.

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  8. Health & Medicine

    Excess weight alters results of blood tests in kids and teens

    Carrying extra weight could affect many routine blood tests in kids, new data show. Knowing this might help doctors better interpret lab results.

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  9. Health & Medicine

    Explainer: What are allergies?

    Sometimes the body’s immune system works too well, like a smoke alarm that blares every time you cook pizza. The results can range from uncomfortable to potentially life-threatening.

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  10. Humans

    Testing the power of touch

    We pet dogs with our fingers, not our arms or backs. Our fingers are more sensitive to touch. But how do we know? Here's how you can test that.

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