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safety movement
(Encyclopedia) safety movement, widespread effort to prevent accidents that followed the increasing number of casualties in industry, traffic and transportation, and homes arising out of the…Kissinger, Henry Alfred
(Encyclopedia) Kissinger, Henry Alfred Kissinger, Henry Alfred kĭsˈənjər [key], 1923–2023, American political…lepton
(Encyclopedia) leptonleptonlĕpˈtŏnˌ [key] [Gr.,=light (i.e., lightweight)], class of elementary particles that includes the electron and its antiparticle, the muon and its antiparticle, the tau and…marine engine
(Encyclopedia) marine engine, machine for the propulsion of watercraft. The earliest marine power plants, reciprocating steam engines, were used almost exclusively until the early 1900s. In later…Fukushima
(Encyclopedia) Fukushima Fukushima f&oobreve;k&oomacr;ˈshĭmä [key], city, capital of Fukushima prefecture, N…radiation weapon
(Encyclopedia) radiation weapon or radiological weapon, a bomb or warhead that uses conventional chemical explosives to disperse radioactive material, sometimes called a “dirty bomb.” Designed to…silicon carbide
(Encyclopedia) silicon carbide, chemical compound, SiC, that forms extremely hard, dark, iridescent crystals that are insoluble in water and other common solvents. Widely used as an abrasive, it is…Barents Sea
(Encyclopedia) Barents Sea, arm of the Arctic Ocean, N of Norway and European Russia, partially enclosed by Franz Josef Land on the north, Novaya Zemlya on the east, and Svalbard on the west. Its…Taylor, Alan John Percivale
(Encyclopedia) Taylor, Alan John Percivale, 1906–90, English historian, primarily interested in diplomatic and Central European history. Educated at Oxford, he became a fellow of Magdalen College in…Ernst, Richard Robert
(Encyclopedia) Ernst, Richard Robert 1933–2021, Swiss chemist, Swiss Federal Institute of Technology Zurich (ETH Zurich; B.S., 1956, Ph.D., 1962). He…Trending
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