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sextant
(Encyclopedia) CE5 Sextant sextant, instrument for measuring the altitude of the sun or another celestial body; such measurements can then be used to determine the observer's geographical…gamma radiation
(Encyclopedia) gamma radiation, high-energy photons emitted as one of the three types of radiation resulting from natural radioactivity. It is the most energetic form of electromagnetic radiation,…Kendrew, John Cowdery
(Encyclopedia) Kendrew, John Cowdery, 1917–97, British biochemist, grad. Cambridge (Ph.D. 1949). He was a fellow of Peterhouse College at Cambridge from 1947 to 1975 and was scientific adviser to the…Huber, Robert
(Encyclopedia) Huber, RobertHuber, Roberth&oomacr;ˈbər [key], 1937–, German biochemist. After receiving his doctorate at Munich Technical Univ., he worked both there and at the Max Planck…Hevesy, Georg von
(Encyclopedia) Hevesy, Georg vonHevesy, Georg vongāˈôrkh fən hĕˈvĕshē [key], 1885–1966, Hungarian physicist and chemist. He received the 1943 Nobel Prize in Chemistry for his work on the use of…gaillardia
(Encyclopedia) gaillardiagaillardiagālärˈdēə [key], any plant of the genus Gaillardia of the Asteaceae family (aster family), including annual, biennial, and perennial herbs with showy heads of red…Carrington, Leonora
(Encyclopedia) Carrington, Leonora, 1917–2011, English-born Mexican surrealist painter, novelist, and eccentric, studied art at Ozenfant Academy, London (1935–38). From a wealthy Anglo-Irish family,…fish, in zoology
(Encyclopedia) CE5 Anatomy of a ray-finned fish fish, limbless aquatic vertebrate animal with fins and internal gills. Traditionally the living fish have been divided into three class: the…Michel, Hartmut
(Encyclopedia) Michel, HartmutMichel, Hartmutmĭkhˈəl [key], 1948–, German biochemist, Ph.D. Univ. of Würzburg, 1977. Michel was the first person to reduce a photosynthetic action center, which is a…Prelog, Vladimir
(Encyclopedia) Prelog, VladimirPrelog, Vladimirvlädyēˈmĭr prāˈlôg [key], 1906–98, Swiss chemist, b. Sarejevo, Austria-Hungary (now in Bosnia and Herzegovina). Educated in Prague, he worked in…Trending
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