Hydrogen combustion engines are inefficient, costly to maintain and worse for the environment than fuel cell or battery powertrains. But they're also noisy and fun, so automakers are starting to pitch ...

Forbes contributors publish independent expert analyses and insights. I am a professor at Cal State LA and the technical director for the Hydrogen Research and Fueling Facility. We go for better ...

Researchers from the Southwest Research Institute (SwRI) have successfully developed an optimized spark-ignited hydrogen ...

The automotive industry is on the brink of a revolution, with next-gen combustion engines paving the way for unprecedented advancements. Toyota, a global leader in this sphere, is at the forefront of ...

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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 ...

As someone who has spent decades analyzing and predicting the trajectory of the automotive industry, I’ve often witnessed revolutionary moments, from the rise of hybrid technology to the advent of ...

The internal combustion engine had its days, but the journey is about to end as the EV era dawns. Ever since this has become clear, the automotive industry, as well as big oil, have scrambled to save ...

Automakers once bet big on bizarre ideas—from swirling airflows to variable compression—and the results were as fascinating as they were short-lived. Automotive engineers have invested countless ...

Combustion efficiency in internal combustion engines refers to the proportion of chemical energy in the fuel that is converted into useful mechanical work. Attaining high combustion efficiency is ...