HS-LS1-3

Plan and conduct an investigation to provide evidence that feedback mechanisms maintain homeostasis.

More Stories in HS-LS1-3

  1. Health & Medicine

    New ultrasound treatment kills off cancer cells

    Low-frequency ultrasound destroys cancer cells while leaving most healthy cells intact.

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  2. Life

    Here’s how butterfly wings keep cool in the sun

    Butterfly wings sport structures that let living tissues release more heat than the rest of the wing.

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  3. 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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  4. 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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  5. Brain

    Scientists’ brains shrank after a long stay in Antarctica

    The isolation of a long-term mission at an Antarctic research station shrunk part of crew members’ brains, a small study suggests.

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  6. Microbes

    Globetrotting microbes in airplane sewage may spread antibiotic resistance

    Along with harder-to-kill microbes, airplane sewage contains a diverse set of the genes that let bacteria evade antibiotics.

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  7. Brain

    As teens gain weight, they find high-fat foods less pleasurable

    Teens who gained excess weight showed less activity in the brain’s reward center when viewing or tasting foods with lots of fat.

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