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nuclear energy

(Encyclopedia) CE5 Graph of binding energy per nucleon as a function of mass number nuclear energy, the energy stored in the nucleus of an atom and released through fission, fusion, or radioactivity. In these pr...

Hohenzollern, German princely family

(Encyclopedia)Hohenzollern hōˌən-tsôlˈərn [key], German princely family that ruled Brandenburg (1415–1918), Prussia (1525–1918), and Germany (1871–1918). Originating in S Germany and traceable to the 11...

Marshall Islands

(Encyclopedia)Marshall Islands, officially Republic of the Marshall Islands, independent nation (2015 est. pop. 53,000), in the central Pacific. The Marshalls extend over a 700-mi (1,130-km) area and comprise two m...

German art and architecture

(Encyclopedia)German art and architecture, artistic works produced within the region that became politically unified as Germany in 1871 generally followed the stylistic currents of Western Europe. The sentimental...

Vatican Council, First

(Encyclopedia)Vatican Council, First, 1869–70, the 20th ecumenical council of the Roman Catholic Church (see council, ecumenical), renowned chiefly for its enunciation of the doctrine of papal infallibility. Tw...

Moravia

(Encyclopedia)Moravia mərāˈvēə, mō– [key], Czech Morava, Ger. Mähren, region in the E Czech Republic. The region is bordered on the W by Bohemia, on the E by the Little and White Carpathian Mts., which div...

Einstein, Albert

(Encyclopedia)Einstein, Albert īnˈstīn [key], 1879–1955, American theoretical physicist, known for the formulation of the relativity theory, b. Ulm, Germany. He is recognized as one of the greatest physicists ...

electronic music

(Encyclopedia)electronic music or electro-acoustic music, term for compositions that utilize the capacities of electronic media for creating and altering sounds. Initially, a distinction must be made between the te...

Frederick I, Holy Roman emperor and German king

(Encyclopedia)Frederick I or Frederick Barbarossa bärbərôsˈə [key] [Ital.,=red beard], c.1125–90, Holy Roman emperor (1155–90) and German king (1152–90), son of Frederick of Hohenstaufen, duke of Swabia,...
 

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