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Samuel Morse creates the first telegraph
Developed in the 1830s and 1840s by Samuel Morse and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations. It transmitted messages in morse code -
Graham Bell creates the first telephone
Alexander Graham Bell created the first ever telephone, Thomas A. Watson, one of Bell's assistants, was trying to reactivate a telegraph transmitter. Hearing the sound, Bell believed that he could solve the problem of sending a human voice over a wire. He figured out how to transmit a simple current first, and received a patent for that invention -
Guglielmo Marconi creates the first radio
The first edition of radio was patented in 1896 by Guglielmo Marconi. Marconi was a pioneer of wireless telegraphy. Born in Italy in 1874, he began experimenting with his inventions at the age of 20 after becoming aware of the work of Hertz in electromagnetic waves, also known as radio waves. -
Farnsworth creates the first TV
In 1927, at the age of 21, Farnsworth completed the prototype of the first working fully electronic TV system, based on this “image dissector.” He soon found himself embroiled in a long legal battle with RCA, which claimed Zworykin's 1923 patent took priority over Farnsworth's inventions. -
J. Presper Eckert creates the first computer
The ENIAC was invented by J. Presper Eckert and John Mauchly at the University of Pennsylvania and began construction in 1943 and was not completed until 1946. -
Marin Cooper invents the first mobile phone
The first handheld mobile phone was demonstrated in 1973, nearly three decades after the introduction of the first mobile phone service. It was nearly three decades after that before half the U.S. population had a mobile phone. -
Apple releases the first tablet
The first patent for a system that recognized handwritten characters by analyzing the handwriting motion was granted in 1914.
The first publicly demonstrated system using a tablet and handwriting recognition instead of a keyboard for working with a modern digital computer dates to 1956.
The first working and perfected tablet was released by Apple by 2010