Almost all gasoline engines, whether they're efficient-yet-less-refined four-cylinders, high-horsepower V6s, or growly and torque-rich V8s, use much the same process to create power. The "Otto cycle" ...

As the season-opener Australian Grand Prix gets underway on Sunday, here's a look at some of the most sweeping rule changes ...

The film discusses various types of engines that utilize heat energy for operation. It explains steam engines, which are reciprocating external combustion engines, and compares them to internal ...

CEO Gernot Döllner told Car and Driver that faltering EV sales and strong interest in gas are leading Audi to be more ...

MayMaan's first flagship engine, the Aquastroke 2.3 liter. In the quest to electrify everything, we run the risk of missing out on a potentially superior alternative for reducing emissions: an ...

Westport Fuel Systems said its H2 HDPI fuel system burns hydrogen in a modified internal combustion engine with almost no carbon emissions and performance superior to that of the base diesel engine.

Automotive engineers have invested countless billions trying to improve upon the humble internal combustion engine, but not all those efforts have translated well. In fact, sometimes, things got weird ...

The introduction of RON 95 alongside E20 is intended to stabilise combustion as ethanol content rises. RON, or Research Octane Number, measures a fuel’s resistance to knocking. Higher octane fuel ...