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Computer
Charles Babbage was a British mathematician and computer scientist. He designed and developed a mechanical calculator capable of calculating tables of numerical functions by the method of differences. -
Telegraph
Morse's apparatus, which issued the first public telegraph in 1844, was shaped like an electrical switch. -
Telephone
The inventor of the first telephone was Antionio Meucci, that he do it for communicate with his wife, that she was ill. -
Radio
Nikola Tesla is who invented the radio in 1895 without strings -
Television
This year was the first when Philo Taylor Farnsworth managed to transmit an image on television. It was simply a dollar sign made up of 60 horizontal lines. -
Tablet
Apple popularized them with the famous iPad, but who invented the tablet? The American engineer Alan Kay was the first to propose something very similar to a tablet in 1968. -
Mobile phone
The concept of a handheld phone was in Martin Cooper's brain as a child, and with the help of a team from Motorola, the first mobile phone headset was born in 1973. It weighed more than five pounds.