News

  1. Health & Medicine

    Double Duty: Diabetes drug protects reopened heart vessels

    A drug normally prescribed to hold blood sugar in check provides an unexpected benefit to heart patients.

    By Nathan Seppa
  2. Anthropology

    New Guinea Went Bananas: Agriculture’s roots get a South Pacific twist

    Inhabitants of New Guinea began to cultivate bananas in large quantities nearly 7,000 years ago, an agricultural practice that spread to Southeast Asia and throughout the Pacific region.

    By Bruce Bower
  3. Materials Science

    Lithium Sees the Light: Images of tiny ion may help battery designers

    An electron microscope has captured images of tiny lithium ions for the first time.

    By Jessica Gorman
  4. Animals

    Snake Pits: Viper heat sensors locate cool spots

    Scientists who glued aluminum foil and plastic balls to live rattlesnakes say that snakes use their heat-sensing organs for more than hunting prey.