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natural gas

(Encyclopedia)natural gas, natural mixture of gaseous hydrocarbons found issuing from the ground or obtained from specially driven wells. The composition of natural gas varies in different localities. Its chief com...

Museum of Modern Art

(Encyclopedia)Museum of Modern Art (MoMA), New York City, established and incorporated in 1929. It is privately supported. Alfred H. Barr, Jr., was its first director. Operating at first in rented galleries, the mu...

Natural Bridge

(Encyclopedia)Natural Bridge, small village, Rockbridge co., W Va., in the Shenandoah valley; founded 1774. Nearby is the famous Natural Bridge over the gorge of Cedar Creek. It is a limestone arch 215 ft (66 m) hi...

Museum of Primitive Art

(Encyclopedia)Museum of Primitive Art, New York City, a privately supported institution, established in 1957. It was devoted entirely to the arts of the indigenous cultures of Africa, Oceania, and the Americas and ...

conservation of natural resources

(Encyclopedia)conservation of natural resources, the wise use of the earth's resources by humanity. The term conservation came into use in the late 19th cent. and referred to the management, mainly for economic rea...

oral history

(Encyclopedia)oral history, compilation of historical data through interviews, usually tape-recorded and sometimes videotaped, with participants in, or observers of, significant events or times. Primitive societies...

Pennsylvania Museum of Art

(Encyclopedia)Pennsylvania Museum of Art: see Philadelphia Museum of Art. ...

satellite, natural

(Encyclopedia)satellite, natural, celestial body orbiting a planet, dwarf planet, asteroid, or star of a larger size. The most familiar natural satellite is the earth's moon; thus, satellites of other planets are o...

Florida, University of

(Encyclopedia)Florida, University of, at Gainesville; land-grant and state supported; coeducational; chartered and opened 1853 at Ocala, moved to Gainesville in 1906. The Center for Latin American Studies, the Whit...

National Museum of Women in the Arts

(Encyclopedia) National Museum of Women in the Arts, Washington, D.C., established in 1987. Washington-area philanthropist and art collector Wilhelmina Cole Holl...