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Buchanan, James McGill, Jr.

(Encyclopedia)Buchanan, James McGill, Jr., 1919–2012, American economist, b. Murfreesboro, Tenn., Ph.D. Univ. of Chicago, 1948. After teaching at the universities of Tennessee, Florida State, Virginia, and Califo...

Pinckney, Charles

(Encyclopedia)Pinckney, Charles, 1757–1824, American statesman, governor of South Carolina (1789–92, 1796–98, 1806–8), b. Charleston, S.C.; cousin of Charles C. Pinckney and Thomas Pinckney. He fought in th...

Bethune, Mary McLeod

(Encyclopedia)Bethune, Mary McLeod bəthyo͞onˈ [key], 1875–1955, American educator, b. Mayesville, S.C., grad. Moody Bible Institute, Chicago, 1895. The 17th child of former slaves, she taught (1895–1903) in ...

bluebird

(Encyclopedia)bluebird, common name for a North American migratory bird of the family Turdidae (thrush family). The eastern bluebird, Sialia sialis, is among the first spring arrivals in the North. It is about 7 in...

calculator

(Encyclopedia)calculator or calculating machine, device for performing numerical computations; it may be mechanical, electromechanical, or electronic. The electronic computer is also a calculator but performs other...

nutmeg

(Encyclopedia)nutmeg, name applied to members of the family Myristicaceae. The true nutmeg (Myristica fragrans) is an evergreen tree native to the Moluccas but now cultivated elsewhere in the tropics and to a limit...

Atanasoff, John Vincent

(Encyclopedia)Atanasoff, John Vincent, 1903–1995, inventor of the digital computer, b. Hamilton, N.Y., grad. Univ. of Florida (B.S., 1925), Iowa State College (M.S., 1926), Univ. of Wisconsin (Ph.D., 1930). While...

monazite

(Encyclopedia)monazite mŏnˈəzīt [key], yellow to reddish-brown natural phosphate of the rare earths, mainly the cerium and lanthanum metals, usually with some thorium. Yttrium, calcium, iron, and silica are fre...

Kroto, Harry

(Encyclopedia)Kroto, Harry (Sir Harold Walter Kroto), 1939–2016, British chemist, b. Harold Walter Krotoschiner, Ph.D. Univ. of Sheffield, 1964. Kroto was the son of German parents who fled Nazi rule to England. ...

Schrieffer, John Robert

(Encyclopedia)Schrieffer, John Robert, 1931–2019, American physicist, b., Oak Park, Ill., Ph.D. Univ. of Illinois, 1957. Schrieffer was a professor at the Univ. of Chicago (1957–60), the Univ. of Illinois (1960...