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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...

Hewlett, William Redington

(Encyclopedia)Hewlett, William Redington hyo͞oˈlĭt [key], 1913–2001, American engineer and business executive, b. Ann Arbor, Mich., grad. Stanford (B.S. 1934, Engineer 1939), Massachusetts Institute of Technol...

Sandage, Allan Rex

(Encyclopedia)Sandage, Allan Rex, 1926–2010, American astronomer, b. Iowa City, Iowa, Ph.D. California Institute of Technology, 1953. He was a graduate student under Walter Baade and an assistant to Edwin Hubble....

Hill, Daniel Harvey

(Encyclopedia)Hill, Daniel Harvey, 1821–89, Confederate general in the American Civil War, b. York District, S.C. He served in the Mexican War but resigned from the army in 1849. He was professor of mathematics a...

Douglas, Donald Wills

(Encyclopedia)Douglas, Donald Wills, 1892–1981, aviation pioneer and aerospace executive, b. Brooklyn, N.Y., B.S. Massachusetts Institute of Technology, 1914. He helped design the first wind tunnel (1914–15) an...

Milledgeville

(Encyclopedia)Milledgeville, city (1990 pop. 17,727), seat of Baldwin co., central Ga., on the Oconee River, in a fertile farm area; inc. 1836. Among its industries are the manufacture of clothing, carpets, and air...

Tskhinvali

(Encyclopedia)Tskhinvali tskhĭnˈvälĭ [key], city (1989 pop. 42,934), capital of South Ossetia, a region of N Georgia that has had de facto independence since the 1990s. The city has lumber mills and electrical ...

Needham, Joseph

(Encyclopedia)Needham, Joseph nēdˈəm [key], 1900–1995, British biochemist, historian of science, and sinologist, b. London. He had a lifelong association with Cambridge, where he was educated (Ph.D. 1924), tau...

Thurow, Lester Carl

(Encyclopedia)Thurow, Lester Carl tho͝orˈō, thərōˈ [key], 1938–2016, American economist, b. Livingston, Mont.; B.A. Williams College, 1960; M.A. Oxford, 1962; Ph.D. Harvard, 1964. Professor of management an...

Hale, George Ellery

(Encyclopedia)Hale, George Ellery, 1868–1938, American astronomer, b. Chicago, grad. Massachusetts Institute of Technology, 1890. He founded and directed three great observatories (Yerkes, Mt. Wilson, and Palomar...