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Neil deGrasse Tyson


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  • In Depth with Neil deGrasse Tyson
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    In Depth with Neil deGrasse Tyson

    Author and astrophysicist Neil deGrasse Tyson talked about his life and career and responds to viewer phone calls and tweets. Mr. Tyson, the director of the Hayden Planetarium in New York…

  • Astrophysicists Discuss emWelcome to the Universeem
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    Welcome to the Universe

    Neil DeGrasse Tyson, Michael A. Strauss, and J. Richard Gott talked about their book Welcome to the Universe: An Astrophysical Tour, in which they answer many of the questions of the…

  • Sea and Space Exploration
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    Sea and Space Exploration

    Scientists talked about new discoveries resulting from remote exploration of the oceans and space. Among the issues they addressed were what the discoveries taught about earth’s natural history,…