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Pictograms was created as a way of writing
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Paintings were painted with mineral pigments and body fluids
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The messages were sent tied to one of its legs
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Telegraph signals were sent to the boats by means of a mirror
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Personal messages were sent and delivered to the right person by letter
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The most recent news was shown by the newspapers
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Number codes were sent by lines and points
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Sounds were received in real time over long distances
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Radio messages were sent in the middle of the ocean using the morse code
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A program was transmitted in 1927 by means of discs in irregular schedules
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A network of computers was created for academic and state institutions to communicate
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Was created to serve as a means of communication for scientists
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Are used to find socialize with people from all over the world
