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  3. satellite image of area on solar disk with spicules emerging from the surface

    Plasma jets are prime suspect in solar mystery

    Structures called spicules may explain why the Sun’s corona is much hotter than its surface, according to a new paper in Science.

    • Sun + Space Weather

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  4. A motorist near Central Park tries to enter his snowbound vehicle

    Did forecasters nail the big Northeast snow?

    It's good to remind ourselves how far weather prediction has come in recent years. The ferocious winter storm that assailed the U.S. Atlantic coast in late December 2010 offers a great case in point.

    • Weather

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  5. Color illustration of part of Earth and words

    Broken glass yields clues to climate change

    New research points to more dust particles in the atmosphere than previously believed.

    • Climate,
    • Air Quality

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