Earth

  1. Environment

    Improving the Camel

    Scientists are breeding camels that are stronger, faster, and able to go longer on less water.

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  2. Environment

    Missing tigers in India

    Tigers are among the most endangered animals on Earth.

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  3. Environment

    Nanosponges soak up pollutants

    Tiny, specially designed particles draw pollutants out of contaminated soil.

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  4. Earth

    Earth’s early oxygen boost

    The steady buildup of oxygen in Earth's atmosphere may have helped life forms become more complex.

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  5. Environment

    A vulture’s hidden enemy

    Vultures may be getting a deadly dose of medicine from the carcasses they feed upon.

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  6. Earth

    Slip slidin’ away — under the sea

    A thin layer of water can keep ocean avalanches moving far and fast.

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  7. Genetics

    Animal clones: Double trouble?

    From agriculture to medicine to law, animal cloning to create genetic twins could change our lives.

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  8. Agriculture

    Protecting cows—and people—from a deadly disease

    Mad cow disease has appeared in the United States, but scientists say it can be contained easily.

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  9. Environment

    Sounds and silence

    Protecting nature's sounds and just taking the time to listen can enrich our lives.

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  10. Tech

    Electronic paper turns a page

    Changeable ink and battery-powered paper may make textbooks lighter and bring video newspapers into daily use.

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  11. Earth

    Killer space rock snuffed out ancient life

    Rock fragments from Antarctica suggest a huge meteor struck Earth 250 million years ago.

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  12. Environment

    Toxic cleanups get a microbe boost

    Certain soil bacteria can help clean up toxic waste.

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