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  1. Astronomy

    The magnetic link between star and planet

    Astronomers have for the first time directly measured the magnetic field of a star known to host a giant planet.

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  2. Tech

    A nano–cheese slicer

    Stringing a carbon nanotube between two needles yields a nanoscale cheese knife that could improve slicing of biological samples.

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  3. Health & Medicine

    Salad Doubts

    Researchers are looking into new ways to sanitize harvested produce and prevent foodborne pathogens from infecting people.

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  4. 19770

    The paucity of comments received by Nature in its Web experiment confirms the obvious: Few scientists can afford the time for peer reviews.