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state flowers

(Encyclopedia)state flowers. Each state of the United States has designated, usually by legislative action, one flower as its floral emblem; the rose has been designated by Congress as the national flower of the Un...

Taussig, Helen Brooke

(Encyclopedia)Taussig, Helen Brooke, 1898–1986, American physician, b. Cambridge, Mass., M.D. Johns Hopkins Univ., 1927. She spent her entire career at Johns Hopkins, where she founded the field of pediatric card...

Rowland, Frank Sherwood

(Encyclopedia)Rowland, Frank Sherwood, 1927–2012, American chemist, b. Delaware, Ohio, Ph.D. Univ. of Chicago, 1952. Rowland taught at Princeton from 1952 to 1956 and at the Univ. of Kansas from 1956 to 1964, whe...

hydrotherapy

(Encyclopedia)hydrotherapy, use of water in the treatment of illness or injury. Although the medicinal and hygienic value of water was recognized by the early Greeks, hydrotherapy attained its widest use in the 18t...

Gainesville

(Encyclopedia)Gainesville. 1 City (2020 pop. 141,085), seat of Alachua co., N central Fla.; inc. 1869. The Univ. of Florida is a major source of employment in the ...

microphone

(Encyclopedia)microphone, device for converting sound into electrical energy, used in radio broadcasting, recording, and sound amplifying systems. Its basic component is a diaphragm that responds to the pressure or...

Bingham, George Caleb

(Encyclopedia)Bingham, George Caleb, 1811–79, American painter and politician, b. Augusta co., Va. His family moved (1819) to Missouri, which was the site of most of Bingham's activities. In 1837 he studied for a...

Blue Ridge

(Encyclopedia)Blue Ridge, eastern range of the Appalachian Mts., extending south from S Pa. to N Ga.; highest mountains in the E United States. Mt. Mitchell, 6,684 ft (2,037 m) high, is the tallest peak. Beginning ...

Varda, Agnès

(Encyclopedia)Varda, Agnès änyĕsˈ värdäˈ [key] 1928–2019, French filmmaker, b. Brussels. Varda began her career as a theatrical photographer (1951–61) and photojournalist. Her first film, La Pointe Court...

drainage, in mining

(Encyclopedia)drainage, in mining, removal of water seeping into shafts and other underground mine workings from the surrounding ground. Unless seeping water is removed continually, it may endanger haulage and mini...