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Dailymotion, a French video-sharing website, is founded. [19] 2005 April 23 Companies YouTube opens for video uploads, and the first YouTube video uploaded on April 23, 2005, is titled Me at the zoo. [20] Between March and July 2006, YouTube grows from 30 to 100 million views of videos per day. 2006 May 14 Companies
SIGSALY (also known as the X System, Project X, Ciphony I, and the Green Hornet) was a secure speech system used in World War II for the highest-level Allied communications. It pioneered a number of digital communications concepts, including the first transmission of speech using pulse-code modulation .
By 1930, AT&T's "two-way television-telephone" system was in full-scale experimental use. [7] [20] The Bell Labs' Manhattan facility devoted years of research to it during the 1930s, led by Dr. Herbert Ives along with his team of more than 200 scientists, engineers and technicians, intending to develop it for both telecommunication and broadcast entertainment purposes.
An estimated 19,000 electronic televisions were manufactured in Britain, and about 1,600 in Germany, before World War II. About 7,000–8,000 electronic sets were made in the U.S. [ 246 ] before the War Production Board halted manufacture in April 1942, production resuming in August 1945.
1941: Polyester is invented by John Rex Whinfield and James Dickson. [478] 1942: The V-2 rocket, the world's first long range ballistic missile, developed by engineer Wernher von Braun. 1944: The non-infectious viral vaccine is perfected by Dr. Jonas Salk and Thomas Francis. [479]
Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media. [1] Video was first developed for mechanical television systems, which were quickly replaced by cathode-ray tube (CRT) systems, which, in turn, were replaced by flat-panel displays of several types.
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When the film medium came about in the 19th century, there already was a centuries old tradition of screening moving images through shadow play and the magic lantern that were very popular with audiences in many parts of the world. Especially the magic lantern influenced much of the projection technology, exhibition practices and cultural ...