The rotary engine isn't perfect. Gas mileage isn't so great ... Though 255 hp seems paltry by modern standards, in the early ...

The KKM design was quickly adopted and licensed. This engine is the basis of the modern “Wankel” rotary engine. Piston powered engines, chiefly the Otto and Diesel cycle, are current kings of ...

Most folks today credit Dr. Felix Wankel with inventing the modern rotary engine in the 1950s (with the DKM and KKM prototypes) that went on to become Mazda's iconic rotary engine. However ...

This development group has the hard task of trying to make the rotary stack up to modern internal combustion engines in terms of emissions and fuel-economy standards. Neither factor were ever ...

2017 marks fifty years since Mazda produced its first Wankel rotary-engined car ... the majority powered by 982cc twin-rotor “10A” engines units designated 0810 and 0813.

A replica WWI aircraft, the Fokker D.VIII, was involved in a fatal crash at the Old Rhinebeck Aerodrome on Oct. 5. Here's ...

The model’s rotary engine is also intended as a backup for power production in emergencies and other contingencies. For example, if a household consumes 10 kilowatt-hours daily, electricity can ...

and although the latest generation of Renesis rotary engines were far more efficient than its predecessors, it just couldn’t deliver the same power, torque and high-mpg ratings as modern ...

Mazda's persistent use of the rotary engine is perhaps the perfect example ... with handsome styling that still looks better than its more modern rivals. With the 2.5-liter turbo engine, the ...

The addition of a rotary engine is an ingenious solution to the Mazda MX-30’s measly range, making this plug-in hybrid version of Mazda’s oddball crossover a much more versatile option than ...

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