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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...

Reynolds, Sir Joshua

(Encyclopedia)Reynolds, Sir Joshua, 1723–92, English portrait painter, b. Devonshire. Long considered historically the most important of England's painters, by his learned example he raised the artist to a positi...

Bowie, David

(Encyclopedia)Bowie, David, 1947–2016, British rock-and-roll singer and songwriter who successfully, merged rock, art, and fashion, b. London as David Robert Jones. After singing with five different bands in the ...

Teotihuacán

(Encyclopedia)Teotihuacán tāōtēwäkänˈ [key], ancient commercial and religious center in the central valley of Mexico, c.30 mi (48 km) NE of Mexico City. Once thought to be the great religious center of the T...

Steichen, Edward

(Encyclopedia)Steichen, Edward stīˈkən [key], 1879–1973, American photographer, b. Luxembourg, reared in Hancock, Mich. Steichen is credited with the transformation of photography into an art form. At 16, whil...

Cepheid variables

(Encyclopedia)Cepheid variables sēˈfēĭd [key], class of variable stars that brighten and dim in an extremely regular fashion. The periods of the fluctuations (the time to complete one cycle from bright to dim a...

West, Kanye Omari

(Encyclopedia) West, Kanye Omari, 1977- , African American rapper, b. Atlanta (some sources give Douglasville), Al. West’s father, Ray, was a Black Panther who ...

conch

(Encyclopedia)conch kŏngk, kŏnch, kôngk [key], common name for certain marine gastropod mollusks having a heavy, spiral shell, the whorls of which overlap each other. In conchs the characteristic gastropod foot ...

Congreve, William

(Encyclopedia)Congreve, William, 1670–1729, English dramatist, b. near Leeds, educated at Trinity College, Dublin, and studied law in the Middle Temple. After publishing a novel of intrigue, Incognita (1692), and...

Barnes Foundation

(Encyclopedia)Barnes Foundation, museum and arborteum in Merion and Philadelphia, Pa. Founded in 1922, it houses the impressive art collection amassed by Albert Coombs Barnes, 1872–1951, a wealthy Philadelphia ph...