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trumpet

(Encyclopedia)trumpet, brass wind musical instrument of part cylindrical, part conical bore, in the shape of a flattened loop and having three piston valves to regulate the pitch. Its origin is ancient; records of ...

solar cell

(Encyclopedia)solar cell, semiconductor devised to convert light to electric current. It is a specially constructed diode, usually made of forms of crystalline silicon or of thin films (as of copper indium gallium ...

unemployment insurance

(Encyclopedia)unemployment insurance, insurance against loss of wages during the time that an able-bodied worker is involuntarily unemployed. The goal of such insurance is to provide a minimal livelihood to unemplo...

Rosenquist, James

(Encyclopedia)Rosenquist, James, 1933–2017, American painter, b. Grand Forks, N.Dak., studied Univ. of Minnesota (1952–54), Art Students League, New York City (1955). An important figure in the pop art movement...

Serra, Richard

(Encyclopedia)Serra, Richard, 1939–, American sculptor, b. San Francisco; grad. Univ. of California, Santa Barbara (B.A., 1961), Yale (B.F.A., M.F.A., 1974). Many of his early works (1960s) are cast in rubber or ...

Storm King Art Center

(Encyclopedia)Storm King Art Center, sculpture park and museum in Mountainville, N.Y., some 55 mi (89 km) north of New York City. Founded in 1960, it comprises 500 acres (202 hectares) of lawns, fields, hills, and ...

Rizal, José

(Encyclopedia)Rizal, José hōsāˈ rēsälˈ [key], 1861–96, Philippine nationalist, author, poet, and physician, b. Calamba, Laguna prov. He studied at a Jesuit school in Manila, at the Univ. of Madrid (M.D., 1...

metamorphism

(Encyclopedia)metamorphism, in geology, process of change in the structure, texture, or composition of rocks caused by agents of heat, deforming pressure, shearing stress, hot, chemically active fluids, or a combin...

prohibition

(Encyclopedia)prohibition, legal prevention of the manufacture, transportation, and sale of alcoholic beverages, the extreme of the regulatory liquor laws. The modern movement for prohibition had its main growth in...

Roman architecture

(Encyclopedia)Roman architecture, structures produced by the ancient Romans. Most important among the structures developed by the Romans themselves were basilicas, baths, amphitheaters, and triumphal arches. U...