Engines are often the heart and soul of any vehicle, but not all start with a favorable reputation. Some engines, initially ...

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 ...

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 ...

For what seems like an eternity, Mazda has constantly teased its most ardent supporters with the possibility that it would resurrect its rotary engine that the automaker made famous in its cars and ...

The rotary engine has been a Mazda staple since 1967. It powered one of the most famous and eccentric Japanese sports car line-ups, the RX-series, until 2012 when Mazda discontinued pure ...

Mazda was not the first car manufacturer to put a rotary engine in their cars, but they are the ones that made them popular. Everyone knows about the Mazda’s obsession with rotary engines, they even ...

A German engineer, Felix Wankel, is credited with developing the world's first rotary engine in the 1950s. Wankel rotary engines use a triangular rotor spinning in a semi-oval case on an eccentric ...

It rose to prominence in the Mazda RX-7 model line, but the last new car feature one was the Mazda RX-8. Since then, Mazda has been continually developing the technology with the aim of bringing it ...

Internal combustion engines have long been at the heart of automobiles, serving as their main driving force over the decades. Traditionally, combustion engines rely on a configuration of cylinders and ...

Another day, another Mazda rotary engine story, except this time, it’s from the automaker itself instead of a third-party speculator. Mazda announced a new division to “accelerate its research and ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...

According to a report from motor1.com, the long-awaited MX-30 R-EV is expected to debut at the Brussels Motor Show on January 13, 2023. In addition to the all-electric drive of the MX-30, the R-EV ...