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aviation
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Heavy travel day starts with brief grounding of all American Airlines flights
• Dec. 24, 2024, 6:41 PM ET (AP)
aviation, the development and operation of heavier-than-air aircraft. The term military aviation refers to the development and use of military aircraft, while the term civil aviation refers to all nonmilitary aviation, such as air transportation provided by airlines or the carrying of cargo by commercial aircraft. (Read Orville Wright’s 1929 biography of his brother, Wilbur.) A brief treatment of aviation follows. For full treatment of military aviation, see military aircraft. For civil aviation, see airplane; history of flight. The first objects to fly that carried people were balloons, which were pioneered in France by the Montgolfier brothers in 1783. Some ...(100 of 444 words)