The traditional piston engine has garnered the vast majority of attention and application in the internal combustion age, but ...

Bill Hellman, owner of the Delta-based Hellman Motor Company, was recently honored by the Club for his long-time support of ...

Strange engine configurations that never reached production always makes for interesting reading. Here are our favorites.

The new Toyota Prius is a PHEV, while Mazda’s MX-30 R-EV is a rotary-engined range extender. Which takes charge here?

There's a hybrid system borrowed from Toyota, plus a copycat "strong hybrid" setup to come from within Mazda eventually, maybe with rotary engine power.

For the past few years, Mazda has been teasing us with concept cars seemingly inspired by some of their contemporary models.

There's a hybrid system borrowed from Toyota, plus a copycat "strong hybrid" setup to come from within Mazda eventually, maybe with rotary engine power. In the U.S. and Japan, where Mazda has ...

The engine itself features a novel design that's kind of like an inside-out Wankel rotary engine, and delivers a jaw-dropping power density of up to 1.5 horsepower per pound. At 210 lb ...

Not a lot is known about the Norton F1R, as evidenced by its very short and very dry Wikipedia page. But what we do know is ...

One-off Pininfarina NSU 2 Porte + 2 with a Wankel engine is heading to auction soon. This unique concept is based on the NSU Ro 80 and boasts striking design features. The interior features bright ...