Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

With all the recent emphasis on electric vehicles, we often overlook the technology that still powers most cars on the road today. The internal combustion engine (ICE) has been at the heart of the ...

Audi CEO Gernot Döllner says combustion engine platforms will continue evolving as markets move toward electrification at different speeds. The brand may delay a full EV transition while refining ...

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

What makes a diesel engine different to a regular gas engine, and is one better than the other?

The world is facing a shift toward more sustainable and eco-friendly methods of power. The construction industry has been dealing with alternative options to the diesel engines it knows and loves. But ...

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.

Show me the facts Explain it like I’m 5 Give me a lighthearted recap Does Toyota have a viable alternative future to EVs in the works? Watch our video about Toyota's new patent-pending water cooled ...

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