MS-LS2-3

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

  1. Animals

    Passing diseases from bee to bee

    A study finds that the viruses and parasites that plague honeybees can infect bumblebees too, sickening another important pollinator.

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  2. Earth

    Intel STS finalist brings earthworms to the big time

    Earthworms and charcoal help plants resist infections, according to research by Anne Merrill, a finalist in the 2014 Intel Science Talent Search.

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  3. Earth

    Mining metals amidst seafloor animals

    Miners may need to get their feet — and everything else — wet as they carefully seek out loads of copper and other valuable natural resources.

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  4. Earth

    Explainer: Antarctica, land of lakes

    There are many, although they tend to be buried under rivers of ice.

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  5. Chemistry

    Explainer: Ocean acidification

    Here’s why shellfish and other animals in the sea suffer when the ocean is forced to absorb too much carbon dioxide.

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  6. Animals

    Tiny earthworms’ big impact

    Invasive earthworms change North American landscapes, for better or worse.

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  7. Climate

    Germy weather

    Bacteria high in the sky could be causing rain, snow and hail.

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  8. Oceans

    Life beneath the ‘berg

    Scientists find Antarctic icebergs play a new and bigger role in the climate cycle.

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  9. Microbes

    Life in the bacterial underground

    Tiny life forms in rock may coax minerals to release hydrogen for food.

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  10. Environment

    Cleaning up fish farms

    Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.

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  11. Animals

    A fallout feast for crabs

    Crabs can take advantage of hot, toxic plumes from undersea vents to feed on poisoned plankton.

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  12. Climate

    A change in climate

    Global warming may be wiping out some plants and animals or pushing them into new habitats.

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