If you've never heard the Crighton CR700W with its 690cc rotary twin motor, then you probably think you've heard the nicest-sounding engine ever, but you haven't. And it's not just the sound of the ...

In the grand history of motorcycles, some of the most fascinating bikes didn’t come from massive factories or decades-old racing programs. They came from stubborn optimism and a refusal to accept how ...

Unveiled in 1973, the OCR 1000 was the world's first production motorcycle to feature an automotive-derived, twin-rotor engine, and its creators dubbed it the finest, most technologically advanced ...

The rotary engine is easily one of the most controversial powertrains in the world of cars, and it's known for the brap-brap sound. Why do they do that?

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 ...