HS-LS1-3

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

More Stories in HS-LS1-3

  1. Life

    One hummingbird survives cold nights by nearly freezing stiff

    To survive a freezing night, hummingbirds in the Andes mountains go very still, slow their heart rate and let their body temperature plummet.

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  2. Genetics

    Gene editing can alter body fat and may fight diabetes

    Researchers have long dreamed of using brown fat to fight obesity and diabetes. Work in animals shows they’re closing in on achieving that dream.

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  3. Microbes

    Some deep-seafloor microbes still alive after 100 million years!

    Some starving microbes nap while awaiting their next meal. For some living miles below the ocean surface, that nap may exceed 100 million years.

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  4. Brain

    Puberty may reboot the brain and behaviors

    Facing adversity early in life can hurt how children learn to deal with stress. Puberty can sometimes offer a chance to reset how the body responds to stress, returning it to normal.

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  5. Health & Medicine

    A Hong Kong man got the new coronavirus twice

    His is the first confirmed case of reinfection with this virus. His second bout was detected by accident, because he showed no symptoms.

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  6. Health & Medicine

    New COVID-19 vaccines show promise in people

    Early data from human trials show that several candidate COVID-19 vaccines produce virus-inactivating antibodies and immune cells that fight the virus.

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  7. Animals

    Why elephants and armadillos might easily get drunk

    Stories of drunken elephants may not be a myth. Differences in a gene for breaking down alcohol could explain how they get tipsy.

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  8. Health & Medicine

    How to find the next pandemic virus before it finds us

    Wild animals carry viruses that can sicken people. Monitoring those viral hosts that pose the greatest risk might help prevent a new pandemic.

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  9. 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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