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gneiss
(Encyclopedia)gneiss nīs [key], coarse-grained, imperfectly foliated, or layered, metamorphic rock. Gneiss is characterized by alternating light and dark bands differing in mineral composition and having coarser g...virtual telescope
(Encyclopedia)virtual telescope, a computerized interferometer (see interference) that merges the images from two or more telescopes to obtain a single, large, enhanced image. The image in each telescope is made fr...flame test
(Encyclopedia)flame test, test used in the identification of certain metals. It is based on the observation that light emitted by any element gives a unique spectrum when passed through a spectroscope. When a salt ...Fort Myers
(Encyclopedia)Fort Myers, city (2020 pop. 86,395), seat of Lee co., SW Fla., on the Caloosahatchee River, near the Gulf of Mexico; founded 1850, inc. 1905. It has a t...Gabor, Dennis
(Encyclopedia)Gabor, Dennis, 1900–1979, Hungarian-born British physicist, Ph.D. Berlin Institute of Technology 1927. Gabor was a researcher with the Thomson-Houston Company, England, from 1934 to 1949 and a profe...Brown, Margaret Wise
(Encyclopedia)Brown, Margaret Wise, 1910–52, American children's book author, b. Brooklyn, N.Y., B.A Hollins College, 1932. Continuing her education at the Bureau of Educational Experiments (now the Bank Street C...Bothe, Walther Wilhelm Georg
(Encyclopedia)Bothe, Walther Wilhelm Georg, 1891–1957, German physicist, Ph.D. Univ. of Berlin, 1923. Bothe was a researcher at the Reich Physical and Technical Institute (1913–30) and a professor at Heidelberg...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...Richfield
(Encyclopedia)Richfield, city (1990 pop. 35,710), Hennepin co., SE Minn., a residential suburb of Minneapolis; settled c.1851, inc. 1964. There is diverse light manufacturing. Minneapolis–St. Paul International A...Speedway
(Encyclopedia)Speedway, town (1990 pop. 13,092), Marion co., central Ind., just W of Indianapolis; inc. 1926. The Indianapolis Speedway, site of the annual Indianapolis 500 car race, is located there. There is also...Browse by Subject
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