Today, we explore the Birotary Engine, a unique creation that merges the features of piston and rotary engines. This video ...

The Dornier Do-335 used a push-pull engine arrangement to reduce drag and eliminate asymmetric thrust. Flight testing showed speeds unmatched by other piston aircraft, along with strong climb and ...

There's more to piston shapes than you might think. Whether it's domed, flat, or dished, all pistons have their fair share of pros and cons when it comes to performance and efficiency. Understand that ...