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 ...

Building an engine to save the combustion engine's sound doesn't necessarily mean you have to use gasoline to fuel it.

Pratt & Whitney Canada is preparing to demonstrate hydrogen combustion technology on a PW127XT turboprop engine as part of the Canadian government’s Initiative for Sustainable Aviation Technology ...

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 ...

How serious is Toyota about building a hydrogen combustion engine? CarBuzz has just found a patent for the engine design filed in the United States instead of at home. It shows some of the differences ...

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 ...

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 ...

Gas and diesel combustion engines have been the standard for decades, but engines running on alternative fuels have existed for just as long, if not longer. For instance, hydrogen engines date back to ...

Lou is a freelance journalist and content writer with a focus on the automotive world. After graduating from Coventry University (Automotive Journalism MA) in 2020, she worked in automotive e-commerce ...

The idea that 'only water is emitted' applies to fuel cellsHydrogen does not emit carbon dioxide when burned. If only water ...

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 ...