HS-LS1-2

Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.

  1. Plants

    ‘Vampire’ parasite challenges the definition of a plant

    Langsdorffia are stripped down to their essentials. Lacking green leaves for photosynthesis, they steal energy and nutrients from other plants.

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  2. Animals

    A single chemical may draw lonely locusts into a hungry swarm

    Swarms of locusts can destroy crops. Scientists have discovered a chemical that might make locusts come together in huge hungry swarms.

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  3. Health & Medicine

    Explainer: What is puberty?

    Puberty isn’t just a time for zits, breasts and deeper voices. It also spurs brain development that helps teens handle emotions and deal with stress.

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  4. Brain

    You don’t see as much color as you think

    It might seem like we live in a world full of color. But when scientists flip it into black and white, most people never notice the switch.

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  5. Animals

    Superblack fish can disappear in the deep sea’s darkness

    Some fish that live in the ocean’s depths are superblack due to a special layer of light-absorbing structures in their skin.

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  6. Health & Medicine

    Explainer: What are Antibodies?

    Antibodies are one of the major players in the immune system’s attack against germs. Learn what they are, what they do and how they keep us healthy.

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  7. Brain

    Explainer: How our eyes make sense of light

    It takes a lot for images before the eyes to be 'seen.' It starts by special cells sensing the light, then signals relaying those data to the brain.

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  8. Oceans

    Going bright may help corals recover from bleaching

    When some corals bleach, they turn neon colors. Flashy hues may be part of a response that helps these corals recover and reunite with their algae.

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  9. Chemistry

    This tube worm’s glowing slime may help sustain its own shine

    Snot oozed by a marine tube worm can glow for up to 3 full days. The secret of how this works might lead to long-lasting lights that glow on and on.

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  10. Health & Medicine

    Antibodies from former COVID-19 patients could become a medicine

    The experimental treatment uses antibodies from the blood plasma of COVID-19 survivors. It may prevent disease in other people or help treat the sick.

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  11. Animals

    Conservation is going to the dogs

    Scientists are now training dogs to help track rare, elusive — and sometimes invasive — plants and animals.

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  12. Brain

    Zapping the brain may make it work right again

    Sending electrical zaps to electrodes implanted deep in the brain can help people with Parkinson’s disease, depression and even obsessive-compulsive disorder.

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