Removing an 800-HP rotary engine is supposed to feel like progress, not panic. The moment it came out, a hidden problem ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...

"I really can't remember having any issues with this car." Yeah . . . when was the last time you heard someone with a Mazda RX-7 say that? Or better yet, someone with a rotary motor? It isn't any ...

The engine in question was the Wankel rotary, named after German engineer Felix Wankel, who first patented the concept in 1929. Instead of pistons moving back and forth, the rotary engine used a ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...