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 ...

BERLIN/LONDON (Reuters) - Some of the world's biggest truckmakers, including Volvo and MAN, are reworking combustion engines to run on low-emission hydrogen instead of polluting diesel, a quicker ...

Rolls-Royce is on course to perform ground runs later this year of a Pearl 15 business jet engine adapted to run on gaseous hydrogen. UK-headquartered Rolls-Royce has already completed a series of ...

Toyota, Hyundai, Honda and others continue to pump money into hydrogen fuel cell vehicles despite significant drawbacks and uncertain viability.