ZeroAvia’s hydrogen fuel cell plane ambitions clouded by technical challenges
7:00am PDT - April 14th, 2021 jeff bezos - TechCrunchWhen ZeroAvia’s six-seater aircraft completed an eight-minute flight from Cranfield Airfield in the U.K. last September, the company claimed a “major breakthrough” with the first-ever hydrogen fuel cell flight of a commercial-size aircraft. The modified Piper…