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Nebraska

(Encyclopedia)CE5 Nebraska nəbrăsˈkə [key], Great Plains state of the central United States. It is bordered by Iowa and Missouri, across the Missouri River (E), Kansas (S), Colorado (SW), Wyoming (NW), and S...

Guinea, country, Africa

(Encyclopedia)CE5 Guinea gĭnˈē [key], officially Republic of Guinea, republic (2015 est. pop. 12,092,000), 94,925 sq mi (245,856 sq km), W Africa. It is bounded on the north by Guinea-Bissau, Senegal, and Mal...

Cuban Missile Crisis

(Encyclopedia)Cuban Missile Crisis, 1962, major cold war confrontation between the United States and the Soviet Union. In response to the Bay of Pigs Invasion and other American actions against Cuba as well as to P...

Ajax

(Encyclopedia)Ajax āˈjăks [key], Gr. Aias, in Greek mythology. 1 Hero of the Trojan War, son of Telamon, thus called the Telamonian Ajax, also called Ajax the Greater. In the Iliad he is represented as a giganti...

Asturias

(Encyclopedia)Asturias ästo͞oˈryäs [key], autonomous community and coextensive prov., 4,093 sq mi (10,602 sq km), and former kingdom, NW Spain, S of the Bay of Biscay and E of Galic...

bowling

(Encyclopedia)bowling, indoor sport, also called tenpins, played by rolling a ball down an alley at ten pins; for lawn bowling, see bowls. Bowling is one of the most popular participatory sports in the United State...

rattlesnake

(Encyclopedia)rattlesnake, poisonous New World snake of the pit viper family, distinguished by a rattle at the end of the tail. The head is triangular, being widened at the base. The rattle is a series of dried, ho...

seasons

(Encyclopedia)CE5 The seasons are caused by the tilt of the earth's axis to the plane of its orbit about the sun. The Northern Hemisphere is tilted toward the sun in the summer and receives more direct rays than...

X ray

(Encyclopedia)CE5 Typical X-ray composite spectrum (intensity as a function of frequency) X ray, invisible, highly penetrating electromagnetic radiation of much shorter wavelength (higher frequency) than visibl...

cobra

(Encyclopedia)cobra, name for African and Asian snakes of the family Elapidae that are equipped with inflatable neck hoods. The family also includes the African mambas, the Asian kraits, the New World coral snakes ...