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Submarine Volcanoes
Submarine volcanoes and volcanic vents are common features on certain zones of the ocean floor. Some are active at the present time and, in shallow water, disclose their presence by blasting…submarine
(Encyclopedia) submarine, naval craft capable of operating for an extended period of time underwater. Submarines are almost always warships, although a few are used for scientific, business, or other…Major Submarine Accidents
1957May 22, Atlantic: nuclear-powered submarine Scorpion sank, cause of sinking unknown; 99 dead.1963April 10, North Atlantic: atomic-powered submarine Thresher sank; 129 dead.See also…Wilkins, Sir George Hubert
(Encyclopedia) Wilkins, Sir George Hubert, 1888–1958, British explorer, b. Australia. He made a number of trips to Antarctica and to the Arctic. Valuable experience gained when he accompanied…Colt, Samuel
(Encyclopedia) Colt, Samuel, 1814–62, American inventor, b. Hartford, Conn. In 1835–36, he patented a revolving-breech pistol and founded at Paterson, N.J., the Patent Arms Company, which failed in…Doenitz, Karl
(Encyclopedia) Doenitz, KarlDoenitz, Karldönˈĭts [key], 1891–1980, German admiral. He secretly planned a German submarine fleet in the years following the Treaty of Versailles, was given command of…Kroehl, Julius Hermann
(Encyclopedia) Kroehl, Julius Hermann, 1820–67, German-American inventor and engineer, b. Memel, Prussia (now Klaipeda, Lithuania). Immigrating in 1844 to the United States, he became an iron…snorkel
(Encyclopedia) snorkel, tube through which a submarine or diver can draw air while underwater. When in use, the top of the snorkel tube extends above the water surface into the air. The first…Groton
(Encyclopedia) Groton Groton grŏtˈən [key]. <1> Town (2020 pop. 38,411), New London co., SE…Nautilus, vessel
(Encyclopedia) Nautilus: see submarine.Trending
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