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(Encyclopedia) navigation, science and technology of finding the position and directing the course of vessels and aircraft. The next great revolution in navigation occurred in the 20th cent.,…television
(Encyclopedia) CE5 Video transmission and reception of color and black-and-white television: The camera lens focuses collected light rays into mirrors, which separate the image into its three…genetic testing
(Encyclopedia) genetic testing, medical screening for genetic disorders, by examining either a person's DNA directly or a person's biochemistry or chromosomes for indirect evidence. Testing may be…home schooling
(Encyclopedia) home schooling, the practice of teaching children in the home as an alternative to attending public or private elementary or high school. In most cases, one or both of the children's…Hyderabad, former state and modern city, India
(Encyclopedia) HyderabadHyderabadhīˈdərəbădˌ [key], former princely state, S central India. The former princedom of Hyderabad is now divided among the states of Karnataka, Maharashtra, and Telangana…Assange, Julian Paul
(Encyclopedia) Assange, Julian Paul Assange, Julian Paul äsänjˈ [key], 1971–, Australian Internet journalist and activist, founder of WikiLeaks, a whistleblower website…Deep Sea Drilling Project
(Encyclopedia) Deep Sea Drilling Project, U.S. program designed to investigate the evolution of ocean basins by core drilling of ocean sediments and underlying oceanic crust. Funded by the National…digital versatile disc
(Encyclopedia) digital versatile disc or digital video disc (DVD), a small plastic disc used for the storage of digital data. The successor media to the compact disc (CD), a DVD can have more than…Justinian I
(Encyclopedia) Justinian IJustinian Ijŭstĭnˈēən [key], 483–565, Byzantine emperor (527–65), nephew and successor of Justin I. He was responsible for much imperial policy during his uncle's reign.…Encyclopédie
(Encyclopedia) EncyclopédieEncyclopédieäNsēklôpādēˈ [key], the work of the French Encyclopedists, or philosophes. The full title was Encyclopédie; ou, Dictionnaire raisonné des sciences, des arts, et…Trending
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