Not content to enjoy others' creations, he assembled a small team to build a kit roadster that would accommodate the 13B dual ...

There's a hybrid system borrowed from Toyota, plus a copycat "strong hybrid" setup to come from within Mazda eventually, ...

The new Toyota Prius is a PHEV, while Mazda’s MX-30 R-EV is a rotary-engined range extender. Which takes charge here?

Its unique rotary design enables it to deliver ... the first major steps in taking the XTS-210 engine mainstream. It's previously been tested in small planes and go-karts – but this will give ...

let alone a Wankel engine. The rotary was far too thirsty, requiring up to 50 percent more fuel than a comparable V-8. And despite their small size, they also relied on a great deal of lubrication ...

It's a chance to hear from a pilot who recently made history through an effort to try to make polio a thing of... well, ...

It's a multi-fuel, supercharged rotary engine that's only the size of a basketball ... The resulting package is small and potent enough to meet the Army's requirements. Coming at 75 percent ...

If power falls to below 20 per cent, or if you floor the throttle, a small 254cc rotary engine, tucked away neatly where the spare tyre would normally be, spins seamlessly into life and acts as a ...

A few years ago, I found a cute little scale-model version of a rotary engine, which wasn't there just for display purposes. But it also costs $500, which may be unacceptable for some people.