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North American Native art

(Encyclopedia)North American Native art, diverse traditional arts of Native North Americans. In recent years Native American arts have become commodities collected and marketed by nonindigenous Americans and Europe...

Colorado, rivers, United States and Mexico

(Encyclopedia)Colorado [1] kŏlərădˈə, –rădˈō, –räˈdō [2] kŏlərāˈdə, –räˈdə [key]. 1 Great river of the SW United States, 1,450 mi (2,334 km) long, rising in the Rocky Mts. of N Colo., and f...

Ohio, river, United States

(Encyclopedia)Ohio, river, 981 mi (1,579 km) long, formed by the confluence of the Allegheny and Monongahela rivers in SW Pa., at Pittsburgh; it flows northwest, then generally southwest to enter the Mississippi Ri...

suicide

(Encyclopedia)suicide [Lat.,=self-killing], the deliberate taking of one's own life. Suicide may be compulsory, prescribed by custom or enjoined by the authorities, usually as an alternative to death at the hands o...

Descartes, René

(Encyclopedia)Descartes, René rənāˈ dākärtˈ [key], Lat. Renatus Cartesius, 1596–1650, French philosopher, mathematician, and scientist, b. La Haye. Descartes' methodology was a major influence in the trans...

color

(Encyclopedia)color, effect produced on the eye and its associated nerves by light waves of different wavelength or frequency. Light transmitted from an object to the eye stimulates the different color cones of the...

glacier

(Encyclopedia)glacier, moving mass of ice that survives year to year, formed by the compacting of snow into névé and then into granular ice and set in motion outward and downward by the force of gravity and the s...

Mann, Thomas

(Encyclopedia)Mann, Thomas tōˈmäs män [key], 1875–1955, German novelist and essayist, the outstanding German novelist of the 20th cent., b. Lübeck; brother of Heinrich Mann. A writer of great intellectual br...

canal

(Encyclopedia)canal, an artificial waterway constructed for navigation or for the movement of water. The digging of canals for irrigation probably dates back to the beginnings of agriculture, and traces of canals h...

debt, public

(Encyclopedia)debt, public, indebtedness of a central government expressed in money terms, often referred to as national debt. The debt is computed differently by nearly every nation. Some authorities exclude all g...