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cognitive psychology

(Encyclopedia)cognitive psychology, school of psychology that examines internal mental processes such as problem solving, memory, and language. It had its foundations in the Gestalt psychology of Max Wertheimer, Wo...

Unicode

(Encyclopedia)Unicode yo͞oˈnĭkōdˌ [key], set of codes used to represent letters, numbers, control characters, and the like, designed for use internationally in computers. It has been expanded to include such i...

programmed instruction

(Encyclopedia)programmed instruction, method of presenting new subject matter to students in a graded sequence of controlled steps. Students work through the programmed material by themselves at their own speed and...

celestial mechanics

(Encyclopedia)celestial mechanics, the study of the motions of astronomical bodies as they move under the influence of their mutual gravitation. Celestial mechanics analyzes the orbital motions of planets, dwarf pl...

money

(Encyclopedia)money, term that refers to two concepts: the abstract unit of account in terms of which the value of goods, services, and obligations can be compared; and anything that is widely established as a mean...

Austin

(Encyclopedia)Austin. 1 City, seat of Mower co., SE Minn., on the Cedar River, near the Iowa line; inc. 1868. The commercial and industrial center of a rich farm region, it is noted as home to the ...

library school

(Encyclopedia)library school, educational institution providing professional training for librarians (see also library). Librarians were trained by apprenticeship until the late 19th cent. The first school for trai...

Mount Wilson Observatory

(Encyclopedia)Mount Wilson Observatory, astronomical observatory located in California on Mt. Wilson, near Pasadena. Mt. Wilson Observatory was founded in 1904 by George E. Hale. Its equipment includes 100-in. (2.5...

Leary, Timothy Francis

(Encyclopedia)Leary, Timothy Francis, 1920–96, American psychologist and educator, b. Springfield, Mass.; B.A., Univ. of Alabama, 1943; M.A., Washington State Univ.; Ph.D., Univ. of California at Berkeley, 1950. ...

machine tool

(Encyclopedia)machine tool, power-operated tool used for finishing or shaping metal parts, especially parts of other machines. An establishment that is equipped with such tools and specializes in such work is known...