The return of rotary engines in Mazda's stable has been a constant rumor ever since the last Mazda RX-8 left the factory what seems like an eternity ago. The Japanese manufacturer acknowledges this ...

Revolutionary, they said. A world first, they said. Utilizing compression ignition, a method of gasoline combustion that the ...

Ever since it launched its first rotary-powered car in 1967, the Cosmo Sport, Mazda has gone against conventional wisdom when it comes internal-combustion engines. Today, Mazda continues that ...

...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 ...

Mazda is not giving up on rotary engines, according to Otsuka, who says the company is studying Wankel engines—which aren’t particularly leaders in the area of fuel consumption—to bring them into a ...

Jon Wong was a reviews editor for CNET Cars. He test drove and wrote about new cars and oversaw coverage of automotive accessories and garage gear. In his spare time, he enjoys track days, caring for ...

As the majority of the automotive industry continues working toward an electrified future, Mazda appears to be making a bold attempt to save the internal combustion engine. No, the automaker did not ...

It's been over two years since Mazda's Skyactiv engine first started powering the automaker's vehicles, improving fuel economy without performance sacrifices. Since then, Skyactiv Technology has made ...

IRVINE, Calif. — Mazda's Skyactiv-X is a volatile symphony inside a combustion chamber. Combining characteristics of diesel and conventional gasoline engines, it uses spark plug ignition to "control ...

Mazda is working hard on its new SkyActiv-X engine, using technology that many people think is the Holy Grail of gasoline engines. The SkyActiv-X engine promises the power and clean emissions of a ...

Mazda is developing a gasoline engine it says will be as clean as an electric vehicle -- at least when the supply chain of energy creation is calculated into it. Mazda's powertrain chief revealed the ...

TOKYO — Mazda Motor Corp. is developing a gasoline engine it says will be as clean as an electric vehicle — at least when the supply chain of energy creation is calculated into it. Mazda's powertrain ...