The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

The candle that burns twice as bright burns half as long; we all know that. However, some of the newest engine designs are proving to be more like firecrackers than candles, judging from the number of ...

If you are a motorhead, an unusual engine will immediately get your attention. Most vehicles today have either an inline or V-shaped configuration, so anything peculiar will immediately stick out. If ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

When we here in the modern age think of an “engine,” we are usually thinking of a four-stroke, four-cylinder, gasoline-fed, internal-combustion engine with the valves on the top. But why must that be ...