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cold fusion

(Encyclopedia)cold fusion or low-temperature fusion, nuclear fusion of deuterium, an isotope of hydrogen, at or relatively near room temperature. Fusion, the reaction involved in the release of the destructive ener...

Niagara Falls, waterfall, United States and Canada

(Encyclopedia)Niagara Falls, in the Niagara River, W N.Y. and S Ont., Canada; one of the most famous spectacles in North America. The falls are on the international line between the cities of Niagara Falls, N.Y., a...

Dimona

(Encyclopedia)Dimona dīmōˈnə [key] [Heb.,=wasting], town, S Israel, in the Negev Desert. It is the seat...

Mikulov

(Encyclopedia)Mikulov mĭˈko͝olôf [key], Ger. Nikolsburg, town, SE Czech Republic, in Moravia, near the Austrian border. Mikulov was the site in 1621 of the signing of a treaty between Emperor Ferdinand II and G...

Trudeau, Pierre Elliott

(Encyclopedia)Trudeau, Pierre Elliott (Joseph Philippe Pierre Ives Elliott Trudeau) tro͞odōˈ [key], 1919–2000, prime minister of Canada (1968–79, 1980–84), b. Montreal. He attended the Univ. of Montreal, H...

Oak Ridge

(Encyclopedia)Oak Ridge, city (1990 pop. 27,310), Anderson and Roane counties, E Tenn., on Black Oak Ridge and the Clinch River; founded by the U.S. government 1942, inc. as an independent city 1959. For years Oak ...

Nunn, Sam

(Encyclopedia)Nunn, Sam (Samuel Augustus Nunn, Jr.), 1938–, U.S. Senator from Georgia (1973–97), b. Perry, Ga. A lawyer, he was a member of the Georgia House of Representatives (1968–72) and won election as a...

merger

(Encyclopedia)merger, in corporate business, fusion of two or more corporations by the transfer of all property to a single corporation. The remaining corporation continues in existence, having absorbed the other(s...

Tianjin

(Encyclopedia)Tianjin or Tientsin both: tyänˈjĭnˈ [key], city and independent municipality (2010 pop. 12,938,224), NE China. In E central Hebei prov., it is a politically independent unit (4,400 sq mi/11,399 sq...

Goeppert-Mayer, Maria

(Encyclopedia)Goeppert-Mayer, Maria, 1906–72, German-American nuclear physicist, Ph.D. Univ. of Göttingen, 1930. She was a researcher at Johns Hopkins (1931–39), Columbia (1939–46), Argonne National Laborato...