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 ...

In this fascinating video, we journey through the intricate process of building a rotary valve engine from scratch. Watch as we delve into the mechanics and craftsmanship involved, showcasing each ...

In this video, we review the Avadi MA 250 engine, a unique rotary engine design that features a piston-based mechanism where ...

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 ...