Earth

  1. Earth

    Wretched weather sealed explorer’s fate

    Unusually low temperatures hindered Robert Falcon Scott's polar expedition in 1912.

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  2. Earth

    Taking a mountain’s measure

    A survey of Mount Everest alters its official elevation to 29,035 feet.

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  3. Earth

    Corals keep eruption record

    Dust from a giant eruption is lodged within Florida coral.

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  4. Earth

    Mapping the Frozen Sky: Study looks at clouds from both sides now

    By combining simultaneous observations from satellites and ground-based instruments, scientists can generate a three-dimensional map of the size and distribution of ice particles in a cirrus cloud.

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  5. Earth

    Smoggy Asian air enters United States

    High concentrations of ozone from Asia reach the United States.

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  6. Earth

    The Air That’s Up There

    Researchers are exploring how trees affect the chemistry of the atmosphere.

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  7. Earth

    Shelter from Space Storms: Energy rebounds from Earth

    NASA satellite observations show that Earth's outer atmosphere interacts dramatically with the solar wind and shields the planet from it.

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  8. Earth

    Honey may pose hidden toxic risk

    Many honeys may contain potentially toxic traces of potent liver-damaging compounds produced naturally by a broad range of flowering plants.

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  9. Earth

    September’s Science: Shutdown of airlines aided contrail studies

    The shutdown of commerical aviation within the United States for 3 days after Sept. 11, 2001, provided scientists with a unique opportunity to study the influence of high-flying jet aircraft on Earth's climate.

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  10. Earth

    Tornado Alley, USA

    A new model that simulates 30,000 years worth of tornadoes in the United States finds that the place not to be if you fear funnel clouds is southeastern Oklahoma, where any particular spot can expect to get damaged once every 4,000 years.

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  11. Earth

    Breath-Taking Popcorn

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  12. Earth

    In case of temblor, run downhill

    Computer models of the ground motions measured on a shallow hill during an earthquake suggest that, in certain circumstances, the ground movements could be magnified by as much as 10 times those measured on flat areas nearby.

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