George W. Bush made hydrogen his baby back in the early 2000's, but this alternative fuel could still have its day in the sun ...

Purdue researchers demonstrate their method for producing hydrogen by adding water to an alloy of aluminum and gallium. The hydrogen could then be used to run an internal combustion engine. The ...

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 ...

Green hydrogen is often proposed as a climate-friendly alternative to natural gas for energy production. However, a green hydrogen economy is not yet in place and may take years to develop, if it ...

Water injection is a tried-and-true method for cleaning up the combustion process in a diesel engine. It reduces both combustion temperatures and the resulting particular emissions. But what if you ...