In 1673, Christian Huygens invented the first engine. It was designed to pump water from the Seine River to King Louis XIV's Palace of Versailles. Built with an open combustion chamber, it consumed ...

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There are plenty of articles on combustion testing, equipment adjustments, and efficiency, but few on basic combustion knowledge or understanding. To some people, promoting setting gas pressure, ...

The automakers are making it official—they’re phasing out internal combustion and heading, with varying degrees of happiness, into an all-electric future. So at what point does the more than 120-year ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...