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Electric-powered aircraft closer to reality

John Monnet of Sonex Aircraft demonstrates an experimental battery-powered airplane. “It’s ready to fly,” he says in this VOA report. Meanwhile, Sikorsky’s Project Firefly focuses on launching a hybrid helicopter:...

John Monnet of Sonex Aircraft demonstrates an experimental battery-powered airplane. “It’s ready to fly,” he says in this VOA report. Meanwhile, Sikorsky’s Project Firefly focuses on launching a hybrid helicopter:


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