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Müller, Johannes Peter

(Encyclopedia)Müller, Johannes Peter mŭlˈər [key], 1801–58, German physiologist and anatomist. From 1833 until the end of his career he was professor at Berlin. He was famed as a teacher; for his extensive r...

Auray

(Encyclopedia)Auray ôrāˈ [key], town , Morbihan dept., NW France, in Brittany, on the Auray River estuary. Oysters are bred, food is canned, and furniture is manufactured. Nearby the...

Students for a Democratic Society

(Encyclopedia)Students for a Democratic Society (SDS), in U.S. history, a radical student organization of the 1960s. In the influential Port Huron (Mich.) Statement (1962), the organization, founded in 1960, presen...

Wheatstone, Sir Charles

(Encyclopedia)Wheatstone, Sir Charles hwētˈstōn, –stən [key], 1802–75, English physicist and inventor. He was professor at King's College, London, from 1834. A pioneer in telegraphy, he was coinventor with ...

Sowerby, Leo

(Encyclopedia)Sowerby, Leo sōˈərbē [key], 1895–1968, American composer and organist, b. Grand Rapids, Mich. Sowerby studied at the American Conservatory, Chicago, and with Percy Grainger. In 1921 an American ...

rare earths

(Encyclopedia)rare earths, in chemistry, oxides of the rare-earth metals. They were once thought to be elements themselves. They are widely distributed in the earth's crust and are fairly abundant, although they we...

Lee, Ann

(Encyclopedia)Lee, Ann, 1736–84, English religious visionary, founder of the Shakers in America. Born in Manchester, she worked there in the cotton factories and then became a cook. In 1762 she was married to Abr...

Russell, George William

(Encyclopedia)Russell, George William, pseud. A. E., 1867–1935, Irish author, b. Lurgan, educated in Dublin. An active member of the Irish nationalist movement, he edited the Irish Homestead (1904–23) and the I...

Wyeth, N. C.

(Encyclopedia)Wyeth, N. C. (Newell Convers Wyeth), 1882–1945, American painter and illustrator, b. Needham, Mass., studied with Howard Pyle. Among his many well-known murals are those in the Missouri state capito...

Rift Valley fever

(Encyclopedia)Rift Valley fever, acute viral disease that affects domestic livestock and can be transmitted to humans. The disease is most common in E and S Africa, but also occurs widely in sub-Saharan Africa and ...