Engineers have a lot to think about when designing new engines, and one of the biggest considerations is the shape of the pistons in the cylinders.

In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet, turboprop, turboshaft, and turbofan. You'll also see the Ramjet engine. I ...

Inline-fours offer smoother operation and reliability; three-cylinders are lighter and more efficient.

At a time when high-performance cruisers and racetrack-inspired touring bikes dominate the conversation, Indian Motorcycle choosing to go the other direction feels a little rebellious. The 2026 Indian ...