Earth

  1. Animals

    An energy lesson from panda poop

    Scientists say microbes in panda feces may help convert grasses into fuel.

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  2. Chemistry

    Plant-powered plastics

    Scientists are using green materials to create more Earth-friendly plastics.

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  3. Earth

    Tsunami’s trek traced in the sky

    Scientists photograph atmospheric ripples that followed the March tsunami across the Pacific.

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  4. Environment

    Swirling seas of plastic trash

    Long-lasting oceanic garbage threatens marine life.

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  5. Animals

    Changing climate alters fish behavior

    Study finds clownfish don’t swim away from scary sounds in future ocean conditions.

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  6. Climate

    Germy weather

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

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  7. Oceans

    Life beneath the ‘berg

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

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  8. Earth

    Ash blast

    Tiny particles ejected from a 2010 volcanic eruption pose big problems.

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  9. Environment

    Busy bacteria leave big mark

    Earth’s earliest life-forms built mounds on an Antarctic lake bottom.

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  10. Earth

    Ice on the move

    Flowing glaciers help scientists study climate change.

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  11. Oceans

    Sea changes

    Carbon dioxide is making the oceans more acidic.

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  12. Environment

    Floor of Gulf got slimed

    Oil from BP spill was likely dragged down by bacterial goo.

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