In short, factory Wankel engines don't make the brap-brap noise at idle, they make a constant low hum like an inline-six. That's because the individual notes a person hears are explosions ...

If you're not ready to listen to the Brap-Brap soundtrack while checking out the GT styling cues of the stunning Ferrari 456, there's good news and bad news. The first revolves around the fact ...

The rotary engine is easily one of the most controversial automotive engines. There's a pretty interesting explanation for the brap-brap sound they make.