This engine is the basis of the modern “Wankel” rotary engine. Piston powered engines, chiefly the Otto and Diesel cycle, are current kings of the internal combustion mountain. Piston powered ...

Z, an all-new gasoline engine set to debut in the next-generation Mazda CX-5, expected in late 2027. The engine will be ...

Mazda is notorious for putting rotary engines under the hood of its cars, but here are six models from other manufacturers you might not know about.

The issue, as it has pretty much always been, is environmental. While the Wankel rotary engine does indeed make a lot of power in a small, lightweight package, it does so while burning lots of ...