MS-LS2-2

Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

  1. Health & Medicine

    Search speeds up for vaccine against the new coronavirus

    Scientists are investigating unusual ways to make drugs to prevent viral infections. One may even be able to treat already sick people.

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  2. Animals

    Ouch! Jellyfish snot can hurt people who never touch the animal

    A goo shed by at least one species of upside-down jellyfish contains stinging cells. They can cause pain even to creatures that never touch the jelly.

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  3. Animals

    Analyze This: Shimmering colors may help beetles hide

    Delve into data showing how brilliant colors that shift as a viewer — or predator — moves may help iridescent insects blend in.

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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. Health & Medicine

    The many challenges of corralling a coronavirus outbreak

    The Chinese government has quarantined millions of people in hopes of limiting spread of a new coronavirus. But no one yet knows how much this will help.

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  6. Ecosystems

    Newfound desert soil community lives on sips of fog

    Lichens and other fungi and algae team up to form a 'grit-crust' on the parched soil of Chile’s Atacama Desert. Those species slake their thirst with moisture from coastal fog.

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  7. Health & Medicine

    Explainer: What is a coronavirus?

    Coronaviruses are a diverse family of disease-causing agents. Some cause the common cold. Newer ones have emerged to pose more serious threats to people.

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  8. Health & Medicine

    Serious virus emerges in China and is spreading globally

    A new viral infection emerged in December 2019 among people in Wuhan, China. The mystery illness has already killed at least 17 people and sickened many hundreds.

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  9. Environment

    Australian fires have imperiled up to 100 species

    As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.

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  10. Life

    Why some whales become giants and others are only big

    Being big helps whales access more food. But just how big a whale can get is influenced by whether it hunts or filter-feeds.

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  11. 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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  12. Animals

    Whales echolocate with big clicks and tiny amounts of air

    Toothed whales may echolocate using bits of air that they recycle inside their heads to conserve both air and energy.

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