MAKAYLIA JONES

Communication Timeline

1792Mechanical semaphore

is inventedin France.

1830Ada Byron,

a mathematician,writes the world’s firstcomputer program fora computing machinedesigned by Charles

Babbage, butnever built.

1837Samuel Morse

invents a telegraphthat can send short

and long beeps, called“dots” and “dashes.”

1866

First successfultransmissions over

a transatlantic cable.

1876Alexander Graham Bellinvents the telephone,transmitting the soundof the voice clearly over

electrical wires.

1884

First long distancephone calls are

made.

1990

Tim Berners-Leeinvents the World

Wide Web.

1901Gugliermo Marconisends the first radio

signal across theAtlantic Ocean.

1924Pictures are firsttransmitted overtelephone lines.

1928Very first few homes gettelevision sets to watch

broadcast programs.

1963First communicationssatellite is launched,allowing worldwide

live broadcast of the1964 Olympics.

1970The Internet is

invented by theU.S. government asa means of military

communication.

1972The first E-mail

messages are sent.

1979The first emoticon

is used in anE-mail message.

1982The first cell phones

are available for sale.