HS-LS2-8

Evaluate the evidence for the role of group behavior on individual and species' chances to survive and reproduce.

More Stories in HS-LS2-8

  1. Animals

    Let’s learn about elephants

    Check out five wild facts you may not know about a familiar animal: the elephant.

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  2. Environment

    Cheatgrass thrives on the well-lit urban night scene

    Middle-grade campers team up with ecologists at Denver University to show that streetlights boost the growth of a reviled invasive species.

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  3. Animals

    Squirrels use parkour tricks to leap from branch to branch

    Squirrels navigate through trees by making rapid calculations. They have to balance trade-offs between branch flexibility and the distance between tree limbs.

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  4. Archaeology

    Skeletons point to world’s oldest known shark attacks

    The newfound remains came from people who had lived thousands of years ago in Peru and Japan, half a world apart.

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  5. Animals

    Tiny animals survive 24,000 years in suspended animation

    Tiny bdelloid rotifers awake from a 24,000-year slumber when freed from the Arctic permafrost.

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  6. Life

    Some pikas survive winter by eating yak poop

    Pikas endure bone-chilling cold on the Tibetan Plateau by using little energy and fueling up on yak poop.

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  7. Microbes

    Explainer: Virus variants and strains

    When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.

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  8. Health & Medicine

    What is the role of in-person classes in COVID-19’s spread?

    New data haven’t shown that schools pose a big coronavirus risk to kids and their families, despite fears that they might.

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  9. Health & Medicine

    COVID-19 can infect kids — and risks sickening some severely

    Not all are equally impacted. Even among supposedly low risk groups, concerns intensify as the super-contagious delta variant sweeps across the globe.

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