Unveiled in 2015 then confirmed and denied too many times by Mazda’s upper echelons as the RX-9 rotary sports car, the RX-Vision is a bite-the-back-of-your-hand beautiful concept. Four years since it ...

The rotary engine has been absent on the frontline for quite some time, and it's on the way back. But not with Mazda.

The new and improved always prevails over the old and stale, doesn’t it? Surely the ancient contraption called an internal combustion reciprocating piston engine – a design that is approaching its 150 ...

Bruno started at Top Speed in 2022 and now serves as Senior Editor for ICE while also training writers across CarBuzz, HotCars, and TopSpeed. A car and motorcycle enthusiast, he enjoys writing about ...

September 15, 2004There is no other motor as efficient as the Di Pietro Rotary Air Engine. It is 100% more efficient than any other air powered engine built to date and its high torque makes it the ...

Mazda’s famed rotary engine is coming back. The automaker says it’s planning on bringing its rotary engine design for the upcoming MX-30, a hybrid crossover. The rotary will act as a type of generator ...

What Advanced Innovative Engineering (AIE) lacks in creative company naming skill, it makes up for in its passion for advancing rotary engine technology. Its compact, lightweight 650S Wankel engine ...

At the recent 2015 Tokyo Motor Show, Mazda rolled out a stunning sports car concept powered by a rotary engine said to be more fuel efficient than any previous rotary design. Unfortunately, no ...

Back in the 1970s, American Motors was known for building oddballs. These were the cars that didn't look or drive like anything else on the road. But buried beneath the company's quirky reputation was ...