ZeroAvia reached a significant milestone with the FAA publishing "special conditions" for its 600-kilowatt electric engine, which clarifies the path to certifying its hydrogen-electric aircraft ...

Motor Dope unveils a next-generation motor system designed to improve real-world efficiency, reduce energy loss, and ...

A hybrid-electric jet engine may seem as absurd as a horse-drawn Zeppelin, but GE Aerospace is ground testing a new megawatt-class hybrid turbofan engine and its full powertrain that is powerful ...

It's still a jet engine that burns fuel but that's in a dedicated gas turbine that operates solely as a turbogenerator to create electricity at subsonic speeds. Since that's all it does, its ...

A startup called Sigma Powertrain believes purpose-built multi-speed gearboxes can boost efficiency, reduce battery size and ...

WASHINGTON – LiquidPiston, supported by Army innovation programs, is poised to transform the U.S. Army’s capabilities as the company delivers compact, heavy-fuel-capable rotary engines and hybrid ...

“The hybrid-electric package on the Seadeck 7 has a mode of use similar to that of cars, meaning it shifts from electric to diesel engine based on speed,” says Giovanna Vitelli, chair of the Azimut ...

Every time an electric vehicle accelerates, the steel sheets stacked inside its motor flip their magnetic orientation ...

Alternators like this one will probably disappear from the front of engines, replaced by a starter generator built into the transmission. Photo: Jim Park Within a decade’s time we will probably have ...

Mercedes-AMG is launching its all-new GT 4-Door Coupe as a high-performance electric car that brings more than 1,000 ...