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Travelling to the other world by sending data

  1. Nov 21, 2009 #1
    how can we send information or data in space ,i mean can we send information even in vaccum,if so we can send messages or any signal of finding the other part of this universe or different galaxies
    Last edited by a moderator: Nov 21, 2009
  2. jcsd
  3. Nov 21, 2009 #2


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    Staff: Mentor

    Of course radio signals propagate in a vacuum. How do you think all those nifty pictures get here from our satellites and spacecraft?

    For more info on using RF radio signals in the search for extra-terrestrial intelligence, start here:


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