Instead of spark plugs and cylinders, environmentally friendly fuel cell engines may be under the hoods of the cars of the future. But first, scientists must find a practical and economical way to ...

A unique reactor design allows the conversion of raw biogas (methane and carbon dioxide) into synthesis gas (syngas; hydrogen ...

Mazda has never been afraid of some truly odd engine designs. It keeps trying to make the Wankel work. It has a gas engine with compression ignition. And the company has made 14:1 compression gas ...