In this video, I explore a novel rotary engine design that addresses the sealing challenges of traditional rotary vane ...

When considering rotary engines, the Wankel engine often comes to mind due to its high power-to-weight ratio, though it ...

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 ...

Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...

Japanese automakers Toyota, Subaru, and Mazda convened today to announce their collaborative efforts in preserving internal combustion engines by developing a new generation of clean and efficient ...

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 ...

While Mazda’s rotary engine re-entered production last year for the first time in over a decade, it sadly was not revived in an exciting sports car but rather serves as a range extender in the MX-30 e ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. At the Japan Mobility Show two years ago, Mazda unveiled a ...

Mazda made a splash in the market in 1990, launching the Eunos Cosmo with the three-rotor 20B engine. Compared with contemporary Wankel rotary engines, the 20B's extra rotor beefed the compact ...