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Mechanical calculator
Records exist of earlier machines, but Blaise Pascal invents the first commercial calculator, a hand powered adding machine. -
George Boole Father of computing
George Boole, while professor of Mathematics at Cork University, writes An Investigation of the Laws of Thought(1854), and is generally recognized as the father of computer science. -
Vannevar Bush from MIT builds his differential analyzer
The differential analyser was a mechanical analog computer designed to solve differential equations by integration, using wheel-and-disc mechanisms to perform the integration. It was one of the first advanced computing devices to be used operationally. Using a set of gears and shafts, much like Babbage, the machine can handle simple calculus problems, but accuracy is a problem. -
The Havard Mark I is created
The Mark I was the first large scale automatic digital computer in the usa. -
IBM's first commercial scientific computer
The IBM 701, known as the Defense Calculator while in development, was announced to the public on April 29, 1952, and was IBM’s first commercial scientific computer. -
Internet Invented
Arpanet was the first real network to run on packet switching technology (new at the time). On the October 29, 1969, computers at Stanford and UCLA connected for the first time. In effect, they were the first hosts on what would one day become the Internet. -
Email invented
Email was developed by Ray Tomlinson, who also made the decision to use the "@" symbol to separate the user name from the computer name (which later on became the domain name) -
The internet expands
The arpanet was only available to host 30.000 hosts. -
Google launched
Google is launched -
Youtube!
Youtube is released