Join me as I tackle the challenges of repairing and rebuilding my custom rotary valve engine after a dramatic failed start ...

Mazda has been building new parts for the original MX-5 Miata for a couple of years and even offers a full restoration service over in Japan. Now it's expanding the parts program to the RX-7, ...

In the late 1960s, when most sedans still looked and drove like rolling conservatism, NSU put a radical four-door on the road ...

The rotary engine is unique in its success and failure and its ability to make an impact with a completely different way of thinking. As it is, every production car for the last 130 years, aside from ...

Professor Aniebiet Inyang Ntui is a multi-faceted individual whose expertise spans the worlds of library and information science, environmental advocacy, and – perhaps surprisingly – the automotive ...

A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

For a time, the Wankel rotary engine seemed like the future. In 1963, German automaker NSU—later absorbed into Audi—debuted the Wankel Spider, the first internal-combustion production car not powered ...

Mazda’s rotary engine has been officially reborn, but not quite in the way you might think. Yes, we saw a drop-dead gorgeous Iconic SP rotary-hybrid coupe concept unveiled at last October’s Japan ...