From Ford's EcoBoost to Audi's Quattro, the car world is filled with trademarked terms intended to put the unique selling point of an automaker's vehicles front and center. Mazda's Skyactiv is no ...

Mazda's 2019 SkyActiv-X engine may have cracked the HCCI engine challenge. It uses a spark plug to address typical HCCI problems but can also run on compression alone. These engines are 20–30% more ...

The world is changing, and drivers have found their attitudes changing somewhat, too. Perhaps you weren't very conscious of how much gas you were using but are leaning towards more environmentally ...

Mazda's Miller-cycle engine was a notable entry in the annals of automotive history, combining variable valve timing with a screw-type supercharger to maximize the brief compression cycle. The most ...