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monkey-puzzle tree

(Encyclopedia)monkey-puzzle tree, evergreen tree (Araucaria araucana) native to Chile and widely cultivated elsewhere as an ornamental. The symmetrical branches have an unusual angularity and are completely covered...

Hohokam

(Encyclopedia)Hohokam hōˈhōkămˌ, hōhōˈkəm [key], term denoting the culture of the ancient agricultural populations inhabiting the Salt and Gila river valleys of S Arizona (a.d. 300–1200). They are noted ...

Grandin, Temple

(Encyclopedia)Grandin, Temple, 1947–, American animal scientist and industrial designer, b. Boston, grad. Franklin Pierce College (B.A., 1970), Arizona State Univ. (M.S., 1975), Univ. of Illinois (Ph.D., 1989). D...

alabaster

(Encyclopedia)alabaster, fine-grained, massive, translucent variety of gypsum, a hydrous calcium sulfate. It is pure white or streaked with reddish brown. Alabaster, like all other forms of gypsum, forms by the eva...

Biosphere 2

(Encyclopedia)Biosphere 2, privately funded ecological research project in which eight people lived sealed in a 3.15-acre (1.28-hectare) structure for two years (Sept. 26, 1991–Sept. 26, 1993). Located in Oracle,...

Du Chaillu, Paul Belloni

(Encyclopedia)Du Chaillu, Paul Belloni pōl bĕlōnēˈ dü shāyüˈ [key], c.1831–1903, French-American explorer in Africa. Born probably in Paris, he spent his youth on the west coast of Africa, where his fath...

Verne, Jules

(Encyclopedia)Verne, Jules vûrn; zhül vĕrn [key], 1828–1905, French novelist, originator of modern science fiction. After completing his studies at the Nantes lycée, he went to Paris to study law. He early be...

logania

(Encyclopedia)logania lōgāˈnēə [key], common name for the Loganiaceae, a family of herbs, shrubs, and trees of warmer climates, including many woody climbing species. Some plants of this family are grown in th...

Archipenko, Alexander

(Encyclopedia)Archipenko, Alexander ärkhĭpĕnˈkō [key], 1887–1964, Ukrainian-American sculptor, b. Kiev. He moved to Moscow in 1906 and to Paris in 1908. There he began to adapt cubist technique to sculpture....

Seidman, L. William

(Encyclopedia)Seidman, L. William (Lewis William Seidman) sēdˈmən [key], 1921–2009, U.S. government official and accountant, b. Grand Rapids, Mich., grad. Dartmouth (A.B., 1943), Harvard (LL.B., 1948), Univ. o...