Materials in the engine can be additively manufactured or produced with high-volume manufacturing techniques, enhancing speed ...

When a 19-seat airplane took off at a small U.K. airport on January 19—and flew briefly, for 10 minutes—it was the largest plane ever to run on a hydrogen-electric engine. The zero-emissions fuel was ...

Electric vehicles have made a name for themselves as gas-powered cars’ greener, quieter alternative. But not too quiet. Without a noisy internal combustion engine, electric cars are required to emit ...

A plane with an experimental hydrogen-electric engine on its left wing successfully completed a test flight this week. It is the largest such craft to be powered with the help of a hydrogen engine yet ...