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 ...

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 ...

For decades, European automakers have championed diesel engines more than anyone else. After all, the technology was invented there – by German engineer Rudolf Diesel in 1897 – and the continent’s ...

Mazda has announced a new four-cylinder engine, the Skyactiv-Z. Set to replace the Skyactiv-G and Skyactiv-X engines, the Skyactiv-Z aims to build on Mazda’s commitment to high efficiency and low ...

Toyota, Mazda, and Subaru announced a new collaboration developing new internal combustion engines. At a joint conference the three automakers emphasized their commitment to advancing engine ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

This car brand tends to stand back from general industry turmoil and make its own decisions. These are some of its recent contrarian choices.