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 ...

It's not uncommon for passenger planes or fighter jets to fly during inclement weather. Pilots commonly fly over or around thunderstorms if one is in their path, but engineers have designed planes to ...

Here’s what you’ll learn when you read this story: Stirling engines, which have been around for centuries, leverage temperature differentials in a gas to do light mechanical work. A new study ...