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Arab Spring

(Encyclopedia)Arab Spring, in modern North African and Middle Eastern history, antigovernment demonstrations and uprisings that, from late 2010, swept many of the regions' Arab nations. Arising in large part in rea...

Nauru

(Encyclopedia)Nauru näo͞oˈro͞o [key], officially Republic of Nauru, atoll and independent republic (2015 est. pop. 11,000), c.8 sq mi (20 sq km), central Pacific, just south of the equator and west of the Gilbe...

science fiction

(Encyclopedia)science fiction, literary genre in which a background of science or pseudoscience is an integral part of the story. Although science fiction is a form of fantastic literature, many of the events recou...

Spanish colonial art and architecture

(Encyclopedia)Spanish colonial art and architecture, fl. 16th–early 19th cent., the artistic production of Spain's colonies in the New World. These works followed the historical development of styles previously e...

Putin, Vladimir Vladimirovich

(Encyclopedia)Putin, Vladimir Vladimirovich vlŭdēmˈyĭr vlŭdēmˌyĭrˈəvyĭch po͞oˈtyĭn [key], 1952–, Russian government official and political leader, b. Leningrad (now St. Petersburg). After graduating...

Newman, Saint John Henry

(Encyclopedia)Newman, SaintJohn Henry, 1801–90, English churchman, theologian, and writer, cardinal of the Roman Catholic Church, one of the founders of the Oxford movement, b. London. Newman was canonized in 201...

painting

(Encyclopedia)painting, direct application of pigment to a surface to produce by tones of color or of light and dark some representation or decorative arrangement of natural or imagined forms. See also articles on ...

Tonga

(Encyclopedia)Tonga tŏngˈgə [key], officially Kingdom of Tonga, island kingdom (2015 est. pop. 106,000), 270 sq mi (699 sq km), South Pacific, c.2000 mi (3,220 km) NE of Sydney, Australia. Tonga is the only surv...

sound

(Encyclopedia)CE5 Sound waves: An air pressure wave radiating outward from a loudspeaker is perceived as sound. sound, any disturbance that travels through an elastic medium such as air, ground, or water to be ...

Hungary

(Encyclopedia)CE5 Hungary, Hung. Magyarország, republic (2015 est. pop. 9,784,000), 35,919 sq mi (93,030 sq km), central Europe. Hungary borders on Slovakia in the north, on Ukraine in the northeast, on Romania...