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Du Pont, Pierre Samuel

(Encyclopedia)Du Pont, Pierre Samuel, 1870–1954, American industrialist, b. Wilmington, Del., grad. Massachusetts Institute of Technology, 1890. Du Pont worked as a chemist with the family's company, helping to d...

Koprowski, Hilary

(Encyclopedia)Koprowski, Hilary, 1916–2013, Polish-American microbiologist and immunologist, b. Warsaw, M.D. Univ. of Warsaw, 1939. He fled Poland after the Nazi invasion (1939), making his way to Brazil where he...

Kaplan, Mordecai Menahem

(Encyclopedia)Kaplan, Mordecai Menahem môrˈdĭkīˌ mənäkhˈəm kăpˈlən [key], 1881–1983, American rabbi, educator, and philosopher, b. Lithuania, grad. College of the City of New York, 1900, M.A. Columbia...

Lardner, Ring

(Encyclopedia)Lardner, Ring (Ringgold Wilmer Lardner), 1885–1933, American humorist and short-story writer, b. Niles, Mich. He was a sports reporter in Chicago, St. Louis, and Boston from 1907 to 1919. His first ...

Flight 93 National Memorial

(Encyclopedia)Flight 93 National Memorial, memorial, visitors complex, and other facilities at the site of the crash of the hijacked United Airlines Flight 93 on Sept. 11, 2001, near Shanksville, Pa. The grounds, 2...

Fagan, Garth

(Encyclopedia)Fagan, Garth, 1940–, Jamaican-American dancer and choreographer. He studied with Ivy Baxter and left Jamaica to dance with her company. Settling (1960) in Detroit, he attended Wayne State Univ. (gra...

Faidherbe, Louis Léon César

(Encyclopedia)Faidherbe, Louis Léon César lwē lāôNˈ sāzärˈ fādĕrbˈ [key], 1818–89, French colonial administrator. He was a leading participant in the establishment of the French colonial empire in Afr...

Moore, Gordon Earle

(Encyclopedia)Moore, Gordon Earle, 1929– American engineer, inventor, and entrepreneur, b. San Francisco, Ph.D. California Institute of Technology, 1954. He joined (1956) Shockley Semiconductor Laboratory, where ...

nitroglycerin

(Encyclopedia)nitroglycerin nīˌtrōglĭsˈərĭn [key], C3H5N3O9, colorless, oily, highly explosive liquid. It is the nitric acid triester of glycerol and is more correctly called glycerol trinitrate. It is insol...

tensor

(Encyclopedia)tensor, in mathematics, quantity that depends linearly on several vector variables and that varies covariantly with respect to some variables and contravariantly with respect to others when the coordi...
 

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