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  1. Earth

    Cameras catch underwater volcano in the act

    Seafloor eruption in the South Pacific is the deepest and most violent yet seen.

    By Sid Perkins
  2. Earth

    2009 Science News of the Year: Environment

    Recent monitoring (from a gondola in Washington state, shown) reveals that rates of tree death are up. Credit: Univ. of Washington Routine tree deaths doubled Small background rates of everyday tree death have doubled in old-growth, western forests since 1955, possibly because of climate change, researchers report (SN: 2/14/09, p. 8). In 76 plots with […]

    By Science News
  3. Tech

    2009 Science News of the Year: Technology

    A polymer doped with a color-changing molecule turns red seconds before snapping.