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Two inventors Elisha Gray and Alexander Graham both independently designed divices that could transmit speech electically (the telephone)
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The radio became public to the United states in the !920's.
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NBC starts two radio networks. CBS was founded. First televison broadcasts in England.
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Televison broadcats can be taped and edited- rather then only live.
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Computers first sold commercially.
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ARPANET- the first Internet started
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HBO invents pay-TV service for cable
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Apple I home computer invented. This started the beginning of the apple comptures. and is now one of the most popular computers to this day.
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IBM first sold and the first laptop computers sold to the public, also computer mouse become a regular part of the computer.
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