Columbia Encyclopedia

(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...

(Encyclopedia) Venice vĕnˈĭs [key], Ital. Venezia, city (1991 pop. 309,422), capital of Venetia and of Venice prov., NE Italy, built on 118 alluvial islets within a lagoon in the Gulf of Venice (an arm of the Adr...

(Encyclopedia) Chicago shĭkäˈgō, shĭkôˈgō [key], city (2020 pop. 2,746,388), seat of Cook co...

(Encyclopedia)  CE5 The five classical positions in ballet ballet bălˈā, bălāˈ [key] [Ital. ballare=to dance], classic, formalized solo or ensemble dancing of a highly controlled, dramatic nature performed ...

(Encyclopedia) physics, branch of science traditionally defined as the study of matter, energy, and the relation between them; it was called natural philosophy until the late 19th cent. and is still known by this na...

(Encyclopedia)  CE5 Crusader States (c.1140) Crusades kro͞oˈsādz [key], series of wars undertaken by European Christians between the 11th and 14th cent. to recover the Holy Land from the Muslims. After...

(Encyclopedia) Nobel Prizes

(Encyclopedia)  CE5 Italy ĭtˈəlē [key], Ital. Italia, officially Italian Republic, republic (2015 est. pop. 59,504,000), 116,303 sq mi (301,225 sq km), S Europe. It borders on France in the northwest, the Ligu...