Engineers at the German Aerospace Center (DLR) have just carried out a series of ...

Aviation startup ZeroAvia says it’s been granted a “raft” of 45 new patents key to the development of practical large hydrogen aviation engines – and the company says it has 200 more H-related patents ...

In addition to working on hydrogen infrastructure and storage technologies, Cummins has been developing hydrogen-fueled engines for over three years. In many ways, there is a lot of hope hanging on ...

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 ...

This video demonstrates the design and construction of a hydrogen booster system, also known as an electrolyzer, built to enhance the performance of a small combustion engine. The device uses ...

Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Hydrogen combustion engines lean on existing internal-combustion technology, but they still require some technical tweaks for maximum efficiency. Engine maker Cummins recently unveiled a turbocharger ...

Yanmar Power Technology has successfully completed a land-based demonstration test of a pilot-ignition hydrogen 4-stroke high-speed engine designed for power generation in coastal vessels. The ...

American Airlines is buying new engines from a California aircraft developer that the airline says will help cut down on emissions. The Fort Worth-based airline signed a purchase agreement with ...

Writer and occasional reluctant perpetrator of engine swaps, James O'Neil is a malaise era enthusiast and also fascinated by the many ways the auto industry has since recovered from those dark days.