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radiology
(Encyclopedia) radiology, branch of medicine specializing in the use of X rays, gamma rays, radioactive isotopes, and other forms of radiation in the diagnosis and treatment of disease. X ray…oarfish
(Encyclopedia) oarfish, large, elongated fish, genus Regalecus, found in the oceans worldwide except for the polar regions. Oarfish species are solitary and rarely seen by humans. The giant oarfish,…mammography
(Encyclopedia) mammography, diagnostic procedure that uses low-dose X rays to detect abnormalities in the breasts. Tomosynthesis, also known as 3D mammography, is form of mammography that combines X-…Braun, Karl Ferdinand
(Encyclopedia) Braun, Karl FerdinandBraun, Karl Ferdinandfĕrˈdēnäntˌ [key]Braun, Karl Ferdinand broun [key], 1850–1918, German physicist. Braun taught at the Univ. of Marburg, Strasbourg Univ.,…Tompkins, Daniel D.
(Encyclopedia) Tompkins, Daniel D., 1774–1825, American political figure, Vice President of the United States (1817–25), b. Scarsdale, N.Y. A leader of the Jeffersonian group in New York state, he…Hounsfield, Sir Godfrey Newbold
(Encyclopedia) Hounsfield, Sir Godfrey Newbold, 1919–2004, British electrical engineer. A radar expert for the Royal Air Force during World War II, in the 1950s Hounsfield began developing computer…Hess, Victor Francis
(Encyclopedia) Hess, Victor Francis, 1883–1964, American physicist, b. Austria, Ph.D. Univ. of Graz, 1906. After teaching at the universities of Graz and Innsbruck, he came to the United States in…horror
(Encyclopedia) horror or horror story, literary genre in which an eerie, tense, often suspenseful atmosphere typically builds to the discovery of something repugnant, such as cannibalism, incest, or…50 Spookiest Halloween Quotes
Top of Page Halloween, the ghoul-filled season that we all love, is just around the corner. This holiday has been celebrated for centuries, with origins dating back to the ancient Celtic festival of…wood
(Encyclopedia) CE5 Wood A. Cross section of a woody stem B. Enlarged view, showing xylem, phloem, and cambium wood, botanically, the xylem tissue that forms the bulk of the stem of a woody plant…Trending
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