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Haleakala Observatories
(Encyclopedia) Haleakala ObservatoriesHaleakala Observatorieshäˌlāäˌkäläˈ [key], astronomical facilities located on the summit of Haleakala volcano, 10,023 ft (3,055 m), in Haleakala National Park,…hyperinsulinism
(Encyclopedia) hyperinsulinism, presence in the system of an above-normal amount of insulin, the substance secreted by the pancreas and needed by the body to utilize sugar. An increased amount of…Lobachevsky, Nikolai Ivanovich
(Encyclopedia) Lobachevsky, Nikolai IvanovichLobachevsky, Nikolai Ivanovichnyĭkəlīˈ ēväˈnəvĭch ləbəchĕfˈskē [key], 1793–1856, Russian mathematician. A pioneer in non-Euclidean geometry, he challenged…Delsarte, François
(Encyclopedia) Delsarte, FrançoisDelsarte, FrançoisfräNswäˈ dĕlsärtˈ [key], 1811–71, French teacher of acting and singing. He studied singing (1825–29) at the Paris Conservatoire and appeared as a…endoderm
(Encyclopedia) endodermendodermĕnˈdədûrmˌ [key], in biology, inner layer of tissue formed in the gastrula stage of the developing embryo. At the end of the blastula stage, cells of the embryo are…Buck, Linda B.
(Encyclopedia) Buck, Linda B., 1947–, American neurobiologist, b. Seattle, Wash., Ph.D. Univ. of Texas Southwestern Medical Center, 1980. Buck taught…Broecker, Wallace Smith
(Encyclopedia) Broecker, Wallace SmithBroecker, Wallace Smithbrōkˈər [key], 1931–2019, American geophysicist, b. Chicago, Ph.D. Columbia, 1958. He was a member of Columbia's faculty from 1959. In the…Brongniart, Alexandre
(Encyclopedia) Brongniart, AlexandreBrongniart, AlexandreälĕksäNˈdrə [key]Brongniart, Alexandre brôNyärˈ [key], 1770–1847, French geologist, mineralogist, and chemist. As director of the Sèvres…suspension, in vehicles
(Encyclopedia) suspension, in automobiles, system of springs used to suspend the frame, body, engine, and power train above the wheels. Its principal purpose is to lessen the jarring of the…Pan-American Highway
(Encyclopedia) Pan-American Highway, system of roads, c.16,000 mi (25,750 km) long, linking the nations of the Western Hemisphere. It was suggested at the Fifth International Conference of American…Trending
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