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Plath, Sylvia

(Encyclopedia)Plath, Sylvia, 1932–63, American poet, b. Boston. Educated at Smith College and Cambridge, Plath published poems even as a child and won many academic and literary awards. Her first volume of poetry...

Piero della Francesca

(Encyclopedia)Piero della Francesca pyĕˈrō dĕlˈlä fränchāsˈkä [key], c.1420–1492, major Italian Renaissance painter, b. Borgo San Sepolcro (modern Sansepolcro). All his masterpieces were created in town...

Decatur, Stephen

(Encyclopedia)Decatur, Stephen dēkāˈtər [key], 1779–1820, American naval officer, b. Sinepuxent, near Berlin, Md.; son of a naval officer, Stephen Decatur. After joining the U.S. navy in 1798, he rose to fame...

New Democratic party

(Encyclopedia)New Democratic party (NDP), Canadian political party, founded in 1961 when the Cooperative Commonwealth Federation (CCF) reorganized itself and entered into close ties with Canadian labor unions, espe...

Dos Passos, John Roderigo

(Encyclopedia)Dos Passos, John Roderigo, 1896–1970, American novelist, b. Chicago, grad. Harvard, 1916. He subsequently studied in Spain and served as a World War I ambulance driver in France and Italy. In his fi...

Huxley, Aldous Leonard

(Encyclopedia)Huxley, Aldous Leonard, 1894–1963, English author; grandson of Thomas Henry Huxley, brother of Sir Julian Huxley, and half-brother of Sir Andrew Huxley. Educated at Eton and Oxford, he traveled wide...

heart, artificial

(Encyclopedia)heart, artificial, external or surgically implanted mechanical device designed to replace a patient's diseased heart. The first one used on a human being, the Jarvik-7, was implanted (1982) in Barney ...

Las Vegas

(Encyclopedia)Las Vegas läs vāˈgəs [key], city (1990 pop. 258,295), seat of Clark co., S Nev.; inc. 1911. It is the largest city in Nevada and the center of one of the fastest-growing urban areas in the United ...

Bronze Age

(Encyclopedia)Bronze Age, period in the development of technology when metals were first used regularly in the manufacture of tools and weapons. Pure copper and bronze, an alloy of copper and tin, were used indiscr...

intelligence

(Encyclopedia)intelligence, in psychology, the general mental ability involved in calculating, reasoning, perceiving relationships and analogies, learning quickly, storing and retrieving information, using language...