ZeroAvia’s hydrogen fuel cell plane ambitions clouded by technical challenges

7:00am PDT - April 14th, 2021    jeff bezos - TechCrunch

When 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…