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steam calculator
The first tool created specifically for use in mathematical computations was the abacus, likely invented in Sumeria around 2500 B.C. The abacus was a table of successive columns with beads or stones representing a single unit, which could be used for addition or subtraction. -
hollerith
In 1881 Hollerith began designing a machine to compile census data more efficiently than traditional hand methods, and by the late 1880s, he had built a punched card tabulating machine that could be read by electrical sensing. -
Ruring
Early computers and the Turing test. Between 1945 and 1947, Turing lived in Hampton, London, while he worked on the design of the ACE (Automatic Computing Engine) at the National Physical Laboratory (NPL). He presented a paper on 19 February 1946, which was the first detailed design of a stored-program computer. -
Hp - Bill Hewlett
HP was founded by Bill Hewlett and Dave Packard in 1939. Their first product was an audio oscillator and one of their first customers Walt Disney. Disney used the oscillator to test audio equipment in the 12 specially equipped theaters showing Fantasia in 1940. HP entered the computer market with the HP 2116A in 1966. -
Grace hopeper
Grace Brewster Hopper was an American computer scientist, mathematician, and United States Navy rear admiral. One of the first programmers of the Harvard Mark I computer, she was a pioneer of computer programming. -
Englebart
Douglas Engelbart, (born January 30, 1925, Portland, Oregon, U.S.—died July 2, 2013, Atherton, California), American inventor whose work beginning in the 1950s led to his patent for the computer mouse, the development of the basic graphical user interface (GUI), and groupware. -
apple
Apple Computer, Inc. was founded on April 1, 1976, by college dropouts Steve Jobs and Steve Wozniak, who brought to the new company a vision of changing the way people viewed computers. Jobs and Wozniak wanted to make computers small enough for people to have them in their homes or offices. -
Windows
This is where it all started for Windows. The original Windows 1 was released in November 1985 and was Microsoft's first true attempt at a graphical user interface in 16-bit. Development was spearheaded by Microsoft founder Bill Gates and ran on top of MS-DOS, which relied on command-line input. Bill Gates Made Windows -
tim burners lee
Tim Berners-Lee, a British scientist, invented the World Wide Web (WWW) in 1989, while working at CERN. The web was originally conceived and developed to meet the demand for automated information-sharing between scientists in universities and institutes around the world. -
wifi
invented by a small team led by Norman Abramson, a computer scientist and engineer who surely deserves to be a household name, ALOHANET made use of a brand new piece of technology: Ultra High-Frequency radio waves, or UHF for short. Adapting a similar type of wave previously used primarily in television broadcasting. -
iphone
The iPhone was invented by a team led by Steve Jobs at Apple Inc. in 2007. The development of the iPhone was a multi-year effort that involved a significant amount of research and development in the areas of hardware, software, and user interface design. -
Chromebook
Mr. Nelson invented Google Chrome OS while working at Google in 2006. Google announced the project in July 2009, initially describing it as an operating system where applications and user data would reside in the cloud. ChromeOS was used primarily to run web applications. -
The Apple Watch
Apple initially designed the watch to replace phones and reduce the time users spend looking at phone screens. However, the Apple Watch became popular in part for its innovations in fitness tracking and health monitoring, as well as its ability to be used with internet of things (IoT) devices.