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life

(Encyclopedia)life, although there is no universal agreement as to a definition of life, its biological manifestations are generally considered to be organization, metabolism, growth, irritability, adaptation, and ...

Dulbecco, Renato

(Encyclopedia)Dulbecco, Renato rənätˈō dŭlbĕkˈō [key], 1914–2012, Italian-American virologist, b. Catanzaro, Italy. In 1947 he came to the United States to work with Salvador Luria at Indiana Univ. in Blo...

Atomic Energy Commission

(Encyclopedia)Atomic Energy Commission (AEC), former U.S. government commission created by the Atomic Energy Act of 1946 and charged with the development and control of the U.S. atomic energy program following Worl...

Crenshaw, Kimberlé Williams

(Encyclopedia)Crenshaw, Kimberlé, 1959–, American legal scholar and critical race theorist, b. Canton, Ohio, J.D. Harvard University, 1984. An influential writer o...

island

(Encyclopedia)island, relatively small body of land surrounded entirely by water. (As the oceans form a continuous mass of water on the earth's surface, all continents are islands in the strict sense of the word.) ...

Book of Common Prayer

(Encyclopedia)Book of Common Prayer, title given to the service book used in the Church of England and in other churches of the Anglican Communion. The first complete English Book of Common Prayer was produced, mai...

leukemia

(Encyclopedia)leukemia lo͞okēˈmēə [key], cancerous disorder of the blood-forming tissues (bone marrow, lymphatics, liver, spleen) characterized by excessive production of immature or mature leukocytes (white b...

wildlife refuge

(Encyclopedia)wildlife refuge, haven or sanctuary for animals; an area of land or of land and water set aside and maintained, usually by government or private organization, for the preservation and protection of on...

John XXIII, Saint, pope

(Encyclopedia)John XXIII, Saint, 1881–1963, pope (1958–63), an Italian (b. Sotto il Monte, near Bergamo) named Angelo Giuseppe Roncalli; successor of Pius XII. He was of peasant stock. Educated at Bergamo and t...

teeth

(Encyclopedia)CE5 A. Upper and lower teeth of an adult B. Cross section of a molar teeth, hard, calcified structures embedded in the bone of the jaws of vertebrates that perform the primary function of masticat...