Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Yasser is a car enthusiast with an eye for detail and an ear to the ground. His enthusiasm and car expertise is matched only by his talent for writing - combining these two passions allows him to help ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

Over-the-top rotary builds are an enthusiast tradition. Because so few rotary cars have been made, the limits of the engine type haven't been fully exploited by automakers. It's been tuners who have ...

TOKYO — Mazda is going to extremes to keep two iconic products — its rotary engine and its MX-5 Miata sporty car tradition — alive in the age of electrification. The Hiroshima, Japan, automaker is ...

The gist is that, according to Mogo, the Iconic-SP concept was very well received. Count MotorTrend in that camp, as the sleek coupe concept and its cult-classic rotary engine (even relegated to range ...

A look at Chevrolet’s 1970s rotary sports car experiment, its mid-engine layout, and why the bold concept never reached ...

Mazda's famous rotary engine finally made its big return last year, but it wasn't under the hood of a replacement for the RX-8. In fact, it wasn't even in a performance car at all. Instead, it served ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

Davies Elabha is a dedicated automotive journalist who blends technical expertise with a lifelong passion for cars. With over 200+ articles published across multiple media outlets, Davies specializes ...