Mazda teased a special kind of high-mpg diesel zoom-zoom for a decade. And then it fizzled in months. By the time the 2019 Mazda CX-5 Skyactiv-D finally arrived in 2019, diesel was on the verge of ...

The diesel engine was invented in the 1890s and has been in use in commercial vehicles and passenger cars for over a century. Diesel engines remain popular for their reliability and fuel economy, ...

While the New Vehicle Efficiency Standards were designed to push carmakers into shrinking engines or adding batteries, Mazda has decided the path to environmental salvation is, quite literally, to go ...