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Carl Sagan - How We Know The Earth Is Round

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Published on Apr 15, 2016

The legendary Carl Sagan brilliantly demonstrates how Eratosthenes proved a spherical Earth. Hard to believe that some people still deny this 2200 years later.

  • Category

  • Song

    • ENTENDS-TU LES CHIENS ABOYER? - PART 1
  • Artist

    • VANGELIS
  • Album

    • ENTENDS-TU LES CHIENS ABOYER?
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