(Encyclopedia) Hassel, OddHassel, Oddôd häsˈəl [key], 1897–1981, Norwegian chemist, b. Christiania (now Oslo), grad. Oslo Univ. (1920), Ph.D. Univ. of Berlin (1924). After pursuing X-ray…
(Encyclopedia) King, Coretta Scott, 1927–2006, American civil-rights leader, b. Heiberger, Ala.; the wife (1953–68) of Martin Luther King, Jr. After her husband's assassination, she carried on his…
(Encyclopedia) ScorpiusScorpiusskôrˈpēəs [key] or ScorpioScorpius–pēō [key] [Lat.,=the scorpion], conspicuous southern constellation lying on the ecliptic (the sun's apparent path through the heavens…
(Encyclopedia) Fred Lawrence Whipple Observatory, astronomical observatory located 35 mi (56 km) S of Tucson, Ariz., at an altitude of 8,500 ft (2,590 m). It is operated jointly by the Smithsonian…
(Encyclopedia) DadaDadadäˈdä [key] or DadaismDadadäˈdäĭzəm [key], international nihilistic movement among European artists and writers that lasted from 1916 to 1922. Born of the widespread…
(Encyclopedia) Thackeray, William MakepeaceThackeray, William Makepeacethăkˈərē [key], 1811–63, English novelist, b. Calcutta (now Kolkata), India. He is important not only as a great novelist but…
(Encyclopedia)
CE5
Triode electron tube
electron tube, device consisting of a sealed enclosure in which electrons flow between electrodes separated either by a vacuum (in a vacuum tube) or by an…
(Encyclopedia) Orbiting Geophysical Observatory (OGO), series of six orbiting observatories (see observatory, orbiting) launched between 1964 and 1969 by the National Aeronautics and Space…
(Encyclopedia) biophysics, application of various methods and principles of physical science to the study of biological problems. In physiological biophysics physical mechanisms have been used to…
(Encyclopedia) Dundee, Angelo, 1921–2012, American boxing trainer, most famous for his work with Muhammad Ali, b. Philadelphia as Angelo Mirena, Jr. After serving in World War II he moved to New York…
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