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Stories with person: George Shultz
  • Scientists: "Doomsday Clock" reflects grave threat to world story has photosstory has video
    Updated: Jan-26-16 10:26 pm

    STANFORD, California - Rising tension between Russia and the U.S., North Korea's recent nuclear test and a lack of aggressive steps to address climate change are putting the world under grave threat, scientists behind a "Doomsday Clock" that measures the likelihood of a global cataclysm said Tuesday.