Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

The internal combustion engine, now more than 200 years old, will be with us for a long time to come yet. Powering more than 1 billion vehicles on the planet and almost 100 million new ones each year, ...

Mazda has made it clear that combustion engines are still part of its plans, and Skyactiv-Z is the strongest proof yet. This new 2.5-liter four-cylinder follows Skyactiv-G and the less successful ...

Mazda has been vocal about its plan to continue developing internal combustion engines despite a major industry push towards electification and EVs. The company displayed its innovative Skyactiv-X ...

We already have had a taste of Mazda's new Skyactiv fuel-saving powertrain technology. Now, the automaker has taken the wraps off of its new Skyactiv-D 2.2 turbocharged inline-four cylinder diesel, ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

The year was 2014 when we first heard Mazda dropping clues about homogeneous charge compression ignition. Back then, top powertrain engineer Mitsuo Hitomi suggested the SkyActiv 2 with HCCI engine ...

Add Yahoo as a preferred source to see more of our stories on Google. Japanese automakers Mazda and Toyota, among other brands, have been working hard on furthering efficiency without sacrificing ...

...or rather, that it even works at all. The weird combustion technology still needs a bit of fine-tuning before going into production, but the early prototype I drove ran surprisingly well. Antuan ...