1. Heavy rain on a window

    Half of the world's annual precipitation falls in just 12 days, new study finds

    Currently, half of the world's measured precipitation that falls in a year falls in just 12 days, according to a new analysis of data collected at weather stations across the globe. By century's end, climate models project that this lopsided distribution of rain and snow is likely to become even more skewed, with half of annual precipitation falling in 11 days.

    • Climate,
    • Weather

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  2. minor eruption captured by NASA SDO Aug. 13, 2018

    A 1972 solar storm triggered a Vietnam War mystery

    In a sign of the far-ranging effects of space weather, new research shows that a major 1972 solar storm caused the explosions of more than two dozen sea mines.

    • Sun + Space Weather

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  3. Experts warn of growing risks to heavily populated coastlines

    A panel of experts called today for continued research investments to save lives and protect infrastructure in vulnerable coastal areas.

    • Government Relations,
    • Water,
    • Weather

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  4. Michael J. Thompson, 1959-2018

    In memory of Michael J. Thompson

    We have received numerous tributes from co-workers and collaborators across the organization and around the world. Here are some highlights from his distinguished career and a sampling of those tributes.

    • Organization

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  5. Montage of outdoor scenes from Atlanta, a Michigan forest, and New York City

    Detailed look at air pollution reveals surprising variety at molecular level

    A research team, led by Yale and including an NCAR visiting scientist, has found that a type of air pollution is much more complicated than previous studies indicated.

    • Air Quality

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