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The Divine Comedy is an epic poem written by Dante Alighieri between 1308 and his death in 1321. (Source)
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Third era in media history of civilization. Invention of the printing press made it possible to mass-produce written materials so that reading was no longer restricted to elite members of society. (Source)
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Invented by Gutenburg in 1440, the printing press led to mechanization of bookmaking and the first mass production of books in history in assembly line-style. (Source)
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Fourth era in media history of civilization. The electronic epoch was ushered in by the invention of the telegraph, which made it possible for people to communicate personally across distance. (Source)
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The electromagnetic telegraph is a device for human-to-human transmission of coded text messages. (Source)
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The first electronic computers were developed in the mid-20th century (1940–1945). Originally, they were the size of a large room, consuming as much power as several hundred modern personal computers. (Source)
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Although the originally intended to be used by engineers dealing with information that was void of ìmeaning,î the Shannon-Weaver Model is one of the most popular inter-personal communication models used today.
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The first handheld mobile phone was demonstrated by Dr. Martin Cooper of Motorola in 1973. (Source)
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Sometime between the 8th and 11th centuries. (Source)
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Second era in media history of civilization. Invention of the phonetic alphabet inaugurated the literate epoch in which common symbols allow people to communicate with writing. (Source)
