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    • Why the US can't send humans to Mars

      Why the US can't send humans to Mars

      Business Insider via Yahoo News· 1 day ago

      In 1962, the German rocket scientist Ernst Stuhlinger was working at NASA on a project to get five crewed ships to the Red Planet by the early 1980s....

    • Young scientists make the grade

      Young scientists make the grade

      The Eagle-Tribune· 1 day ago

      ANDOVER — Can humans tell the difference between AI and human writing and how does exercise influence memory?