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Thomas Edison. Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. [1] [2] [3] He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. [4]
Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment, such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks. Jewellery may be attached to the body or the clothes. From a western perspective, the term is restricted to durable ornaments, excluding flowers for example.
In art, chiaroscuro ( English: / kiˌɑːrəˈsk ( j) ʊəroʊ / kee-AR-ə-SKOOR-oh, -SKURE-, Italian: [ˌkjaroˈskuːro]; lit. 'light-dark') is the use of strong contrasts between light and dark, usually bold contrasts affecting a whole composition. It is also a technical term used by artists and art historians for the use of contrasts of ...
Broadway theatre, [nb 1] or Broadway, is a theatre genre that consists of the theatrical performances presented in 41 professional theaters, each with 500 or more seats, in the Theater District and Lincoln Center along Broadway, in Midtown Manhattan, New York City. [1] [2] Broadway and London 's West End together represent the highest ...
Maki-e. Maki-e (蒔絵, literally: sprinkled picture (or design)) is a Japanese lacquer decoration technique in which pictures, patterns, and letters are drawn with lacquer on the surface of lacquerware, and then metal powder such as gold or silver is sprinkled and fixed on the surface of the lacquerware. The origin of the term maki-e is a ...
The first use of an equals sign, equivalent to 14 x + 15 = 71 in modern notation. From The Whetstone of Witte by Robert Recorde of Wales (1557). [1] In mathematics, an equation is a mathematical formula that expresses the equality of two expressions, by connecting them with the equals sign =. [2] [3] The word equation and its cognates in other ...
Virtuoso. A virtuoso (from Italian virtuoso, Italian: [virˈtwoːzo] or Italian: [virtuˈoːso]; Late Latin virtuosus; Latin virtus; 'virtue', 'excellence' or 'skill') is an individual who possesses outstanding talent and technical ability in a particular art or field such as fine arts, music, singing, playing a musical instrument, or ...
A laser weapon [2] is a type of directed-energy weapon that uses lasers to inflict damage. Whether they will be deployed as practical, high-performance military weapons remains to be seen. [3] [4] One of the major issues with laser weapons is atmospheric thermal blooming, which is still largely unsolved.