The rotary engine was an unconventional design that delivered great power for its size. Here's what's good and bad about it.

In the high-stakes world of import drag racing, a new king has been crowned. As of early 2026, the “Grey Bullet” 2021 Mazda RX-9 has officially set the record for the quickest rotary car in the world, ...

Wankel engines first saw use in production cars as early as 1964 — and not even in a Mazda, but rather in an NSU. That little single-rotor powerplant quickly evolved into the more typical two-rotor ...

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 ...

A bold collaboration aimed to bring research to reality could rewrite the rulebook on sustainable energy. Advanced Innovative Engineering (AIE), the leader in high-performance rotary engines, is ...