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Optical mouse: Lyon was one of two people who independently invented the first optical mouse devices. [21] The other was Steve Kirsch, who independently invented a different type of optical mouse at MIT at approximately the same time. Both of them applied for patents on their schemes in mid-1981, and each of them received two U.S. patents (now ...
Douglas Carl Engelbart (January 30, 1925 – July 2, 2013) was an American engineer, inventor, and a pioneer in many aspects of computer science.He is best known for his work on founding the field of human–computer interaction, particularly while at his Augmentation Research Center Lab in SRI International, which resulted in creation of the computer mouse, [a] and the development of ...
A computer mouse with the most common features: two buttons (left and right) and a scroll wheel (which can also function as a button when pressed inwards) A typical wireless computer mouse. A computer mouse (plural mice, also mouses) [nb 1] is a hand-held pointing device that detects two-dimensional motion relative to a surface
[6] Although Wynne's invention was based on earlier puzzle forms, such as the word diamond, he introduced a number of innovations (e.g. the use of horizontal and vertical lines to create boxes for solvers to enter letters). He subsequently pioneered the use of black squares in a symmetrical arrangement to separate words in rows and columns.
1913: The crossword puzzle invented by Liverpool-born Arthur Wynne (1871–1945). 1922: Discovery of Tutankhamun's tomb by Archaeologist and Egyptologist Howard Carter, funded by Lord Carnarvon. 1933: Bayko – a plastic building model construction toy, and one of the earliest plastic toys to be marketed [249] – invented by Charles Plimpton ...
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
An American-style 15×15 crossword grid layout. A crossword (or crossword puzzle) is a word game consisting of a grid of black and white squares, into which solvers enter words or phrases ("entries") crossing each other horizontally ("across") and vertically ("down") according to a set of clues. Each white square is typically filled with one ...
A 15x15 lattice-style grid is common for cryptic crosswords. A cryptic crossword is a crossword puzzle in which each clue is a word puzzle. Cryptic crosswords are particularly popular in the United Kingdom, where they originated, [1] as well as Ireland, the Netherlands, and in several Commonwealth nations, including Australia, Canada, India, Kenya, Malta, New Zealand, and South Africa.