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American Academy and Institute of Arts and Letters

(Encyclopedia)American Academy and Institute of Arts and Letters, honorary academy of notable American artists, writers, and composers. The National Institute of Arts and Letters, founded in 1898, served as the par...

Cronin, James Watson

(Encyclopedia)Cronin, James Watson, 1931–2016, American nuclear physicist, b. Chicago, Ph.D. Univ. of Chicago, 1955. Cronin and co-researcher Val Logsdon Fitch were awarded the 1980 Nobel Prize in Physics for a 1...

Rhodesia and Nyasaland, Federation of

(Encyclopedia)Rhodesia and Nyasaland, Federation of, SE Africa, 1953–63, composed of the self-governing British colony of Southern Rhodesia and the British protectorates of Northern Rhodesia and Nyasaland. The ca...

Lexington and Concord, battles of

(Encyclopedia)Lexington and Concord, battles of, opening engagements of the American Revolution, Apr. 19, 1775. After the passage (1774) of the Intolerable Acts by the British Parliament, unrest in the colonies inc...

Adam and Eve, Life of

(Encyclopedia)Adam and Eve, Life of, early Jewish work included in the collection known as the Old Testament Pseudepigrapha. It was probably written in Hebrew between 100 b.c. and a.d. 100. Based on the Old Testame...

liquefaction

(Encyclopedia)liquefaction, change of a substance from the solid or the gaseous state to the liquid state. Since the different states of matter correspond to different amounts of energy of the molecules making up t...

philosophy of science

(Encyclopedia)philosophy of science, branch of philosophy that emerged as an autonomous discipline in the 19th cent., especially through the work of Auguste Comte, J. S. Mill, and William Whewell. Several of the is...

Schism of East and West

(Encyclopedia)Schism of East and West, division between the Orthodox Eastern Church and the Roman Catholic Church. See Christianity; Ferrara-Florence, Council of; Leo IX, Saint; Lyons, Second Council of; papacy; Ph...

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