• News

    Oceans apart, but surgery succeeds

    A French group performed the first transatlantic operation when surgeons in New York controlled a robot in Strasbourg, France, which removed a woman's gall bladder.
  • Feature

    Constant Changes

    Evidence from the early universe that one of the so-called constants of nature, known as alpha, was once slightly smaller than it is today hints that the laws of physics themselves may vary over time and space.
  • Feature

    Ill Winds

    Research suggests that the long-range movement of dust can sicken wildlife, crops—even humans—a continent away.
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