In The News Posted March 20, 2018 Share Posted March 20, 2018 If an aircraft's first flight is successful, the only excitement is on the ground and never in the air. So it was on 28 February 1998, with the first take-off of the Ryan Aeronautical Global Hawk a futuristic-looking demonstrator described by three key adjectives: unmanned, jet-powered and high-altitude. View the full article Link to comment Share on other sites More sharing options...
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