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Paz Estenssoro, Victor

(Encyclopedia)Paz Estenssoro, Victor vēktōrˈ päs āstānsōˈrō [key], 1907–2001, president of Bolivia (1952–56, 1960–64, 1985–89). An attorney and economist born into a land-owning family, he was a fo...

Tillman, Benjamin Ryan

(Encyclopedia)Tillman, Benjamin Ryan, 1847–1918, U.S. Senator from South Carolina (1895–1918), b. Edgefield co., S.C. A farmer, he became the leader of the backcountry whites in South Carolina and fostered thei...

Van Allen, James Alfred

(Encyclopedia)Van Allen, James Alfred, 1914–2006, American physicist and space scientist, Mt. Pleasant, Iowa. A graduate (Ph.D 1939) of and professor of physics (1951–85) at what is now the Univ. of Iowa, where...

Berners-Lee, Tim

(Encyclopedia)Berners-Lee, Tim (Sir Timothy John Berners-Lee), 1955–, British computer scientist, b. London, grad. The Queen's College, Oxford (B.A. 1976). He joined CERN, near Geneva, Switzerland, as a consultan...

quadrant, in analytic geometry

(Encyclopedia)quadrant. 1 In analytic geometry, one of the four regions of the plane determined by two lines, the x-axis and the y-axis. Commonly these lines are drawn perpendicular to each other, and the quadrants...

biathlon

(Encyclopedia)biathlon bīăthˈlŏn [key], sport in which cross-country skiers race across hilly terrain, occasionally stopping to shoot, prone or standing as required, with rifles at sets of fixed targets. The bi...

Kansas-Nebraska Act

(Encyclopedia)Kansas-Nebraska Act, bill that became law on May 30, 1854, by which the U.S. Congress established the territories of Kansas and Nebraska. By 1854 the organization of the vast Platte and Kansas river c...

Arctic Circle

(Encyclopedia)Arctic Circle, imaginary circle on the surface of the earth at 661⁄2°N latitude, i.e., 231⁄2° south of the North Pole. It marks the northernmost point at which the sun can be seen at the winter ...

Antarctic Circle

(Encyclopedia)Antarctic Circle, imaginary circle on the surface of the earth at 661⁄2°S lat., i.e., 231⁄2° north of the South Pole. It marks the southernmost point at which the sun can be seen at the winter s...

Campina Grande

(Encyclopedia)Campina Grande kəmpēˈnä gränˈdĭ [key], city, Paraíba state, NE Brazil, on the...