The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight packages. Unfortunately, gas two-strokes also burn oil by design, making them ...

Bosch modified the Rotax 916 piston aeroengine to run on zero-emissions hydrogen. Credit: Bosch Aviation Technology Austria-based Bosch Aviation Technology has converted a Rotax piston aeroengine, a ...

With the rise of stricter emission laws, engine manufacturers have no choice but to look into alternate energy sources to run their vehicles. Cummins is reinventing the combustion engine but this time ...

Hydrogen propulsion pioneer H2Fly’s efforts to bring the technology to the air transport sector were energized by the breakthrough flight of its HY4 demonstrator, a Pipistrel twin fuselage electric ...

ANAHEIM, Calif. — Manufacturers said hydrogen internal combustion engines and hydrogen fuel cell technology both have a role to play in the alternative-fuels market, and commonalities among hydrogen, ...