Mazda has been iconic ever since it took a shot on a rotary engine that wasn't really famous. Now, they are moving away from ...

The rotary engine is a love-it or hate-it piece of engineering. Marvelously simple and compact yet viciously inefficient, variants of the spinning triangle have seen use in Mazda's cars for over ...

The rotary engine may have mostly been abandoned for the piston design found in most conventional car engines, but a couple ...

Unlike conventional diesels, the Commer Knocker engine used opposed pistons and a single crankshaft, giving it big torque, ...

Mazda's renowned rotary Wankel engine has been a staple in some of the carmaker’s sports cars for the last 44 years, with its first appearance in 1965 and its continuing application in the ...

Rotary engines are known for low vibration, decent fuel economy and a small physical footprint, three things that will be necessary for a range extender that mostly lives in the background.

The Honda Chimney Engine represents a bold leap forward in engine technology, integrating a valve within the piston and ...

This engine is a follow-on to an earlier 3D printed air-powered Wankel rotary engine, and we’re looking forward to part two of the liquid piston series. Video after the break. Continue reading → ...

Unfortunately for rotary fans, it might still be a while before Mazda spills the details on its new rotary engine and where it might be used. It’s worth noting that March 2018 will mark the 40th ...

The company's rotary engines, which can be be made in 1hp up to 1000hp configurations, are up to 10x smaller and lighter than traditional diesel engines and increase efficiency by 30%.

In an interview with Jalopnik at the LA Auto show , Otsuka says that Skyactiv-X engine technology that will debut under the hood of the new in late 2019 could potentially be applied to the rotary.