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  1. Health & Medicine

    Polyp Stopper: Controversial drug may prevent colon growths

    An anti-inflammatory drug currently prescribed for arthritis and pain can prevent formation of precancerous growths in the colon and rectum.

    By Nathan Seppa
  2. Materials Science

    Wired Viruses: New electrodes could make better batteries

    With the aid of a bacteria-infecting virus, researchers have engineered cobalt oxide-and-gold nanowires that can be used as electrodes for lithium-ion batteries.

    By Aimee Cunningham
  3. Astronomy

    Ring around the Pulsar: Planets may form in a harsh environment

    Astronomers have found a disk that has the potential to make planets in the harsh environment surrounding the ultradense remains of an exploded star.

    By Ron Cowen
  4. Health & Medicine

    See Blind Mice: Algae gene makes sightless eyes sense light

    Scientists have prompted mouse-eye cells that aren't normally light sensitive to respond to light.