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Guthrie, Woody

(Encyclopedia)Guthrie, Woody (Woodrow Wilson Guthrie), 1912–67, American folk singer, guitarist, and composer, b. Okemah, Okla. Guthrie was an itinerant musician and laborer from the age of 13. Deeply involved in...

steering system

(Encyclopedia)steering system, in automobiles, steering wheel, gears, linkages, and other components used to control the direction of a vehicle's motion. Because of friction between the front tires and the road, es...

Brahe, Tycho

(Encyclopedia)Brahe, Tycho tīˈkō brä [key], 1546–1601, Danish astronomer. The most prominent astronomer of the late 16th cent., he paved the way for future discoveries by improving instruments and by his prec...

Peter III, czar of Russia

(Encyclopedia)Peter III, 1728–62, czar of Russia (1762), son of Charles Frederick, dispossessed duke of Holstein-Gottorp, and of Anna Petrovna, daughter of Peter the Great. He succeeded to the throne on the death...

Adler, Larry

(Encyclopedia)Adler, Larry (Lawrence Cecil Adler) ădˈlər [key], 1914–2001, American harmonica player, b. Baltimore. Adler, whose career spanned seven decades, is generally credited with elevating the harmonica...

communications industry

(Encyclopedia)communications industry, broadly defined, the business of conveying information. Although communication by means of symbols and gestures dates to the beginning of human history, the term generally ref...

electromagnetic radiation

(Encyclopedia)CE5 Electromagnetic spectrum electromagnetic radiation, energy radiated in the form of a wave as a result of the motion of electric charges. A moving charge gives rise to a magnetic field, and if ...

Miami Beach

(Encyclopedia)Miami Beach, city (1990 pop. 92,639), Dade co., SE Fla., on an island between Biscayne Bay and the Atlantic Ocean; inc. 1915. It is connected to Miami by four causeways. Miami Beach is a popular year-...

multimedia

(Encyclopedia)multimedia, in personal computing, software and applications that combine text, high-quality sound, two- and three-dimensional graphics, animation, photo images, and full-motion video. In order to wor...

audiovisual education

(Encyclopedia)audiovisual education, educational instruction by means of materials that use the senses of sight and hearing to stimulate and enrich learning experiences. The successful use of motion pictures and ot...