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It was used as a calculating tool centuries before the arrival of the Arabic system.
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Created by Charles Babbage it's an automatic mechanical calculator used to tabulate polynomial functions. He was the first to create the concept of programmable machine.
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First electronic digital computer device. It was designed to solve up to 29 simultaneous linear equations. It contained approximately a mile of wire and it weighted roughly 320kg.
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It was sent by Ray Tomlinson and he introduced the @ to separate the name of the user and the machine.
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First computer designed to support an OS on a graphical user interface.
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It was one of the first portable computers developed in the Palo Alto Scientific Center. Its price was 11000 USD for the 16k model and 20000 for the 64k model.
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In this year the first servers start to appear using di TCP/IP protocol.
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The first web browsers are created which allow users to surf the internet.