Toyota's innovative water-cooled hydrogen engine promises a greener future, but will infrastructure limitations put a damper on its potential?

We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual al… ...

Ferrari continues to explore hydrogen-powered drivetrain solutions, patent documents discovered by AutoGuide.com indicate Ferrari is looking at a two-stroke 3- or 6-cylinder opposed piston engine ...

Variants of DeltaHawk’s revolutionary FAA-certified piston-engine for general aviation aircraft are being developed for use in hydrogen-powered aviation, commercial road vehicle and military ...

These efforts mirror those of manufacturers like Toyota, which is developing hydrogen internal combustion engines for passenger vehicles and race cars.

The next major advancement in automotive technology may not be electric or hydrogen, but instead a new type of internal combustion.

Hydrogen-powered opposed-piston engine can potentially power hard-to-electrify vehicles for long-haul transit. Invented more than 100 years ago, the opposed-piston engine had its heyday during ...

Variants of DeltaHawk’s FAA-certified piston engine for GA aircraft are being developed for use in hydrogen powered aviation.

A pending European Union regulatory change would classify heavy-duty trucks using the engines as zero-emission vehicles, boosting hydrogen internal combustion technology.

A skunkworks team of automakers, truck manufacturers, and motorcycle builders are working to save the internal combustion engine. The key? Hydrogen, they say.

DeltaHawk Engines, builders of a revolutionary FAA-certified jet-fueled piston engine for general aviation aircraft, has recently completed advanced s ...