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League City

(Encyclopedia)League City, city (1990 pop. 30,159), Galveston co., SE Tex.; inc. 1961. The aeronautics industry is of prime importance; NASA's Lyndon B. Johnson Space Center is nearby. There is also diversified lig...

jet propulsion

(Encyclopedia)CE5 Types of jet engines: In the propeller-driven turbine a stream of high-velocity gases provides the power to drive the turbine and turn the propeller. In the jet-driven turbine the stream of gas...

Montrouge

(Encyclopedia)Montrouge môNro͞ozhˈ [key], industrial suburb S of Paris (1990 pop. 38,333), Hauts-de-Seine dept., N central France. Papermaking, publishing, construction, aeronautics, and the manufacture of surgi...

radiosonde

(Encyclopedia)radiosonde rāˈdēōsŏnd [key], group of instruments for simultaneous measurement and radio transmission of meteorological data, including temperature, pressure, and humidity of the atmosphere. The ...

Caserta

(Encyclopedia)Caserta käzĕrˈtä [key], city, capital of Caserta prov., Campania, S central Italy. It is an ...

Tizard, Sir Henry Thomas

(Encyclopedia)Tizard, Sir Henry Thomas, 1885–1959, English physical chemist and scientific adviser. He was educated at Westminster school and Magdalen College, Oxford, from which he received honors in natural sci...

California Institute of Technology

(Encyclopedia)California Institute of Technology, at Pasadena, Calif.; originally for men, became coeducational in 1970; founded 1891 as Throop Polytechnic Institute; called Throop College of Technology, 1913–20....

Kindelberger, Dutch

(Encyclopedia)Kindelberger, Dutch (James Howard Kindelberger), 1895–1962, b. Wheeling, W.Va., American aerospace pioneer. In 1917 he joined the army and went into the signal corps, serving as a pilot instructor. ...

grenade

(Encyclopedia)grenade grĭnādˈ [key], small bomb either thrown by hand or shot from a modified rifle or a grenade launcher. It may be filled with gas or chemicals but more often holds an explosive charge that fra...

ultraviolet astronomy

(Encyclopedia)ultraviolet astronomy, study of celestial objects by means of the ultraviolet radiation they emit, in the wavelength range from about 90 to about 350 nanometers. Ultraviolet (UV) line spectrum measure...

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