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Mount Vernon, estate, United States

(Encyclopedia)Mount Vernon, NE Va., overlooking the Potomac River near Alexandria, S of Washington, D.C.; home of George Washington from 1747 until his death in 1799. The land was patented in 1674, and the house wa...

Madeleine

(Encyclopedia)Madeleine mădˈəlĭn, Fr. mädlĕnˈ [key] [Fr.,=Magdalen, i.e., Mary Magdalen], large church of Paris, in the Place de la Madeleine. It was originally planned by J. A. Gabriel as a part of his layo...

maltose

(Encyclopedia)maltose môlˈtōs [key] or malt sugar, crystalline disaccharide (see carbohydrate). It has the same empirical formula (C12H22O11) as sucrose and lactose but differs from both in structure (see isomer...

Krasznahorkai, Lázló

(Encyclopedia)Krasznahorkai, Lázló, 1954–, Hungarian writer known for his strange, bleak, obsessive, and surreal novels, short stories, and film scripts. Usually marked by grim rural settings, and often featuri...

Kuhn, Thomas Samuel

(Encyclopedia)Kuhn, Thomas Samuel, 1922–96, American philosopher and historian of science, b. Cincinnati, Ohio. He trained as a physicist at Harvard (Ph.D. 1949), where he taught the history of science from 1948 ...

sapphire

(Encyclopedia)sapphire, precious stone. A transparent blue corundum, it is classified among the most valuable of gems. Sapphires are found chiefly in Madagascar, Sri Lanka, and Myanmar and also in Thailand, Tanzani...

Three Mile Island

(Encyclopedia)Three Mile Island, site of a nuclear power plant 10 mi (16 km) south of Harrisburg, Pa. On Mar. 28, 1979, failure of the cooling system of the No. 2 nuclear reactor led to overheating and partial melt...

reredos

(Encyclopedia)reredos rērˈdŏs [key], ornamented wall or screen that rises behind the high altar of a church, forming a background for it. It may be placed against the apse wall at the extreme end or directly beh...

Cornforth, Sir John Warcup

(Encyclopedia)Cornforth, Sir John Warcup wôrˈkəp côrnˈfərth [key], 1917–2013, Australian chemist, Ph.D. Oxford, 1941. Although Cornforth suffered a hearing loss from childhood and was deaf by the time he gr...

Claude, Albert

(Encyclopedia)Claude, Albert älbârrˈ klōd [key], 1899–1983, Belgian biologist, b. Longlier, M.D., Univ. of Liège, 1928. He joined the Rockefeller Institute (now Rockefeller Univ.) in 1929 and spent his entir...