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26 December 1791 –18 October 1871) was an English polymath.A mathematician, philosopher, inventor and mechanical engineer, Babbage is best remembered for originating the concept of a programmable computer.
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1890: Herman Hollerith designs a punch card system
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1937: J.V. Atanasoff, a professor of physics and mathematics at Iowa State University, attempts to build the first computer without gears.
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1941: Atanasoff and his graduate student, Clifford Berry, design a computer that can solve 29 equations simultaneously. first time a computer is able to store data
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Two University of Pennsylvania professors—John Mauchly and J. Presper Eckert—build the Electronic Numerical Integrator and Calculator they are Considered the grandfather of digital computers, it fills a 20 foot by 40 foot room and has 18,000 vacuum tubes.
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1953: Grace Hopper develops the first computer language, which eventually becomes known as COBOL.
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1954: The FORTRAN programming language is born.
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1958: Jack Kilby and Robert Noyce unveil the integrated circuit, known as the computer chip.
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1970: The newly formed Intel unveils the Intel 1103, the first Dynamic Access Memory
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1971: Alan Shugart leads a team of IBM engineers who invent the “floppy disk,” allowing data to be shared among computers.
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1973: Robert Metcalfe, a member of the research staff for Xerox, develops Ethernet for connecting multiple computers and other hardware.
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1974-1977: A number of personal computers hit the market
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1975: The IBM 5100 becomes the first commercially available portable computer.
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1977: Jobs and Wozniak incorporate Apple and show the Apple II at the first West Coast Computer Faire. It offers color graphics and incorporates an audio cassette drive for storage.
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1976: Steve Jobs and Steve Wozniak start Apple Computers on April Fool’s Day and roll out the Apple I, the first computer with a single-circuit board.
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1964: Douglas Engelbart shows a prototype of the modern computer, with a mouse and a graphical user interface
