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color-field painting

(Encyclopedia)color-field painting, abstract art movement that originated in the 1960s. Coming after the abstract expressionism of the 1950s, color-field painting represents a sharp change from the earlier movement...

cloister

(Encyclopedia)cloister, unroofed space forming part of a religious establishment and surrounded by the various buildings or by enclosing walls. Generally, it is provided on all sides with a vaulted passageway consi...

Sedna

(Encyclopedia)Sedna, in astronomy, the most distant known large object in the solar system. With a highly eccentric elliptical orbit that ranges from an estimated 76 AU to 937 AU, Sedna also has an extremely long o...

Barragán, Luis

(Encyclopedia)Barragán, Luis, 1902–88, Mexican architect. Trained as an engineer, he traveled in France and Spain in the 1920s, and in France again in the early 30s when he met and was influenced by Le Corbusier...

Zeno of Elea

(Encyclopedia)Zeno of Elea ēˈlēə [key], c.490–c.430 b.c., Greek philosopher of the Eleatic school. He undertook to support in his only known work, fragments of which are extant, the doctrine of Parmenides by ...

International Geophysical Year

(Encyclopedia)International Geophysical Year (IGY), 18-month period from July, 1957, through Dec., 1958, during a period of maximum sunspot activity, designated for cooperative study of the solar-terrestrial enviro...

Northeast Passage

(Encyclopedia)Northeast Passage, water route along the northern coast of Europe and Asia, between the Atlantic and Pacific oceans. Beginning in the 15th cent., efforts were made to find a new all-water route to Ind...

Stone, Oliver

(Encyclopedia)Stone, Oliver, 1946–, American filmmaker, screenwriter, and producer, b. New York City, studied filmmaking with Martin Scorsese at New York Univ. (B.F.A., 1971). Stone enlisted (1967) in the army an...

Bronze Age

(Encyclopedia)Bronze Age, period in the development of technology when metals were first used regularly in the manufacture of tools and weapons. Pure copper and bronze, an alloy of copper and tin, were used indiscr...

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...