When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer, or ...
A new report concludes that fuel-cell powered ATR and De Havilland Canada turboprops could have enough range to cover most typical turboprop routes – but only when carrying far fewer passengers. For ...
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