Alien greetings? Canada finds repeated radio waves 1.5 billion light years away_ Xinmin Society – Xinmin Net

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  1. Alien greetings? Canada finds repeated radio waves at 1.5 billion light-years away_Xinmin Society Xinmin Net
  2. Alien greetings? Canada finds repeated radio waves 1.5 billion light years away_World News
  3. Alien greetings? Canada discovers repeated radio waves beyond 1.5 billion light-years – Science cnBeta
  4. See full article in Google News

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