MS-LS1-3

Use argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.

More Stories in MS-LS1-3

  1. Health & Medicine

    How pitchers rest between innings could save their arms — and stats

    Focusing on muscle recovery during games could help keep pitch speeds high and injury risk low, one ISEF finalist finds.

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  2. Health & Medicine

    Scientists get smart about farts with new underwear sensor

    It snaps into regular undies to measure releases of hydrogen gas. Rates vary widely, but 32 farts a day seems about average, early data suggest.

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  3. Plants

    Light pollution could be supercharging your pollen allergies

    Light pollution in North American cities seems to be tricking plants into releasing pollen for longer periods each year.

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  4. Humans

    Let’s learn about adrenaline

    In short bursts, this hormone can help you face your fears. But in the long run, too much of it can be unhealthy.

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  5. Animals

    Flat-faced dogs often struggle to breathe easy

    Pugs and bulldogs aren’t the only dogs with breathing problems. Pekingese, Japanese chins and other squish-faced breeds have this issue, too.

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  6. Animals

    Let’s learn about animals that can regrow body parts

    Animals that regenerate limbs, eyes and other body parts may hold clues to superhuman healing.

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  7. Brain

    Adolescence appears to last far longer than once thought

    The brain undergoes “rewiring” throughout adolescence and doesn’t reach its adult architecture until our early 30s, suggests a new study.

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  8. Health & Medicine

    Scientists Say: Symptom

    A runny nose, fever or feeling of fatigue might clue your doctor in to the right diagnosis.

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  9. Psychology

    Everyone experiences malicious joy now and then

    Called schadenfreude, feeling happy when we see someone else’s pain is typically harmless. But unchecked, it can have big consequences.

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