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How your phone knows where you are;

Navigation applications on a smartphone can be very useful when travelling the groping an address. But how does your smartphone knows where you are; MIT Professor, Wilton L. Virgo, explains how the answer is 20.000 km above our heads, in a satellite has an atomic clock.

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3 Comments

  1. Christos says:

    Το στοιχείο “καίσιο” γράφεται με “αι” όχι με “ε”.

    • George Syrkiadis says:

      Dude, κι εγώ το τραίνο ακόμα το γράφω με “αι”, αλλά τη γλώσσα όσο πάνε τη σκίζουν… Δυστυχώς

  2. Mike says:

    well done for subtitling. Many more please.. :)