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developed a flying engine that you sit in
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invented parachute ornithoptor and a helicopter
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invented how air balloon
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He studied animal flight and also developed the mono glider to carry humans
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aviators were concerned because they were building the airplanes but learning how to fly them
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american Wright Flyer made the first successful powered flight
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Chuck Yeager of the united states broke the sound barrier by flying faster than the speed of sound in a rocket powered jet
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three astronauts got carried around the moon on July 20 1969 a human landed on the moon