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science fiction

(Encyclopedia)science fiction, literary genre in which a background of science or pseudoscience is an integral part of the story. Although science fiction is a form of fantastic literature, many of the events recou...

Du Bois, W. E. B.

(Encyclopedia)Du Bois, W. E. B. (William Edward Burghardt Du Bois) dəboisˈ [key], 1868–1963, American civil-rights leader and author, b. Great Barrington, Mass., grad. Harvard (B.A., 1890; M.A., 1891; Ph.D., 18...

Morris, Gouverneur

(Encyclopedia)Morris, Gouverneur gəvərnērˈ, –no͝orˈ [key], 1752–1816, American political leader and diplomat, b. Morrisania, N.Y. (now part of the Bronx); a grandson of Lewis Morris (1671–1746), he was ...

Nez Percé

(Encyclopedia)Nez Percé nĕz pûrs, nā pĕrsāˈ [key] [Fr.,=pierced nose], Native North Americans whose language belongs to the Sahaptin-Chinook branch of the Penutian linguistic stock (see Native American langu...

blood groups

(Encyclopedia)blood groups, differentiation of blood by type, classified according to immunological (antigenic) properties, which are determined by specific substances on the surface of red blood cells. Blood group...

Welsh literature

(Encyclopedia)Welsh literature, literary writings in the Welsh language. In the 20th cent. attempts at language purification, interest in Welsh mythology, and a turning away from earlier Welsh puritanism accompan...

Coronado, Francisco Vásquez de

(Encyclopedia)Coronado, Francisco Vásquez de fränthēsˈkō väsˈkāth dā kōrōnäˈᵺō [key], c.1510–1554, Spanish explorer. He went to Mexico with Viceroy Antonio de Mendoza and in 1538 was made governor...

James, William

(Encyclopedia)James, William, 1842–1910, American philosopher, b. New York City, M.D. Harvard, 1869; son of the Swedenborgian theologian Henry James and brother of the novelist Henry James. In 1872 he joined the ...

Mencken, H. L.

(Encyclopedia)Mencken, H. L. (Henry Louis Mencken) mĕngˈkən, mĕnˈ– [key], 1880–1956, American editor, author, and critic, b. Baltimore, studied at the Baltimore Polytechnic. Probably America's most influen...

National Aeronautics and Space Administration

(Encyclopedia)National Aeronautics and Space Administration (NASA), civilian agency of the U.S. federal government with the mission of conducting research and developing operational programs in the areas of space e...