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avionics
(Encyclopedia) avionicsavionicsāˌvēŏnˈĭks [key], electronic instruments used in air or space flight; also the design and production of such instruments. Early planes had few instruments, but as…ground speed indicator
(Encyclopedia) ground speed indicator: see air navigation.instrument flight regulations
(Encyclopedia) instrument flight regulations: see air navigation.visual flight regulations
(Encyclopedia) visual flight regulations: see air navigation.ground-effect machine
(Encyclopedia) ground-effect machine: see air-cushion vehicle.Strategic Command
(Encyclopedia) Strategic Command: see under Strategic Air Command.Aldrin, Buzz
(Encyclopedia) Aldrin, BuzzAldrin, Buzzôlˈdrĭn [key] (Edwin Eugene Aldrin, Jr.), 1930–, American astronaut, b. Montclair, N.J. After graduating from West Point (1951), Aldrin joined the U.S. air…Branson, Sir Richard
(Encyclopedia) Branson, Sir Richard (Richard Charles Nicholas Branson), 1950–, British business mogul and adventurer. He left school at 16 to start his first business, the magazine Student. In 1970…wind tunnel
(Encyclopedia) wind tunnel, apparatus for studying the interaction between a solid body and an airstream. A wind tunnel simulates the conditions of an aircraft in flight by causing a high-speed…seeing
(Encyclopedia) seeing, in astronomy, the clarity with which stars and other celestial objects can be observed. It is primarily determined by the atmosphere of the earth. The most obvious phenomenon…