Since it looks like Mazda may very well revive the Wankel rotary engine as a range extender for electric cars, there's no better time to become reacquainted with the quirky internal-combustion engine.

The Mazda MX-30 R-EV combines a plug-in hybrid system with a unique rotary engine—offering the best of both worlds. Is this the ultimate gateway to full EV ownership, or just a quirky experiment?