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Bach, Alexander

(Encyclopedia) Bach, Alexander, 1813–93, Austrian politician. A well-known lawyer and liberal, he took part in the revolution of 1848 in Vienna, but after its suppression he joined the forces of…

O'Keefe, John

(Encyclopedia) O'Keefe, John, 1939–, British-American neuroscientist, b. New York City, Ph.D. McGill Univ., 1967. O'Keefe has spent his entire career at University College London, beginning as a…

Nelson, Leonard

(Encyclopedia) Nelson, Leonard, 1882–1927, German philosopher. On the faculty of the Univ. of Göttingen from 1909, he was interested in the use of critical method to establish a scientific foundation…

repartimiento

(Encyclopedia) repartimientorepartimientorāpärtēmyĕnˈtō [key], in Spanish colonial practice, usually, the distribution of indigenous people for forced labor. In a broader sense it referred to any…

Robbins, John Bennet

(Encyclopedia) Robbins, John Bennet, 1932–2019, American physician and microbiologist, b. Brooklyn, N.Y., M.D. New York Univ., 1959. He did research at the Weizmann Institute of Science in Israel and…

air navigation

(Encyclopedia) air navigation, science and technology of determining the position of an aircraft with respect to the surface of the earth and accurately maintaining a desired course (see navigation…

refrigeration

(Encyclopedia) CE5 Compression system of refrigeration refrigeration, process for drawing heat from substances to lower their temperature, often for purposes of preservation. Refrigeration in its…

ignition

(Encyclopedia) CE5 Ignition system ignition, apparatus for igniting a combustible mixture. The German engineer Nikolaus A. Otto, in his first gas engine, used flame ignition; another method was…

Farm Credit Administration

(Encyclopedia) Farm Credit Administration (FCA), an independent agency of the executive branch of the federal government that supervises and regulates the Farm Credit System (FCS) for American…

national parks and monuments

(Encyclopedia) CE5 national parks and monuments. The National Park Service, a bureau of the U.S. Dept. of the Interior, was established in 1916 to oversee the administration of 40 national parks…