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18 hours ago · Transrapid 09 at the Emsland test facility in Lower Saxony, Germany A full trip on the Shanghai Transrapid maglev train Example of low-speed urban maglev system, Linimo. Maglev (derived from magnetic levitation) is a system of rail transport whose rolling stock is levitated by electromagnets rather than rolled on wheels, eliminating rolling resistance.
18 hours ago · Life Insurance Corporation of India, public sector company, is the largest non-promoter investor in the company, with 6.49% shareholding. [ 47 ] In January 2012, the company announced a buyback program to buy a maximum of 12 crore (120 million) shares for ₹10,400 crore (US$1.5 billion).
18 hours ago · The Watt steam engine, fuelled primarily by coal, propelled the Industrial Revolution in Britain. [ 58 ] In the mid-18th century a group of economic theorists, led by David Hume (1711–1776) [ 59 ] and Adam Smith (1723–1790), challenged fundamental mercantilist doctrines—such as the belief that the world's wealth remained constant and that a state could only increase its wealth at the ...
18 hours ago · AI had solved a lot of very difficult problems [ag] and their solutions proved to be useful throughout the technology industry, [236] [237] such as data mining, industrial robotics, logistics, speech recognition, [238] banking software, [239] medical diagnosis [239] and Google's search engine. [240] [241]
18 hours ago · By the early 20th century, advances in engine technology and aerodynamics made controlled, powered flight possible for the first time. In 1903, following their pioneering research and experiments with wing design and aircraft control, the Wright brothers successfully incorporated all of the required elements to create and fly the first aeroplane. [ 3 ]
18 hours ago · AT&T was founded as Bell Telephone Company by Alexander Graham Bell, Thomas Watson and Gardiner Greene Hubbard after Bell's patenting of the telephone in 1875. [24] By 1881, Bell Telephone Company had become the American Bell Telephone Company. [25] One of its subsidiaries was the American Telephone and Telegraph Company (AT&T), established in ...
18 hours ago · The PLATO system was launched in 1960 at the University of Illinois and subsequently commercially marketed by Control Data Corporation.It offered early forms of social media features with innovations such as Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowdsourced online newspaper, and blog ...
