Converting the ignition of a fuel-air mixture into usable mechanical energy lies at the core of a dizzying number of internal ...

More an ancient tool than a groundbreaking gadget, the fire piston relies on basic chemistry to ignite a campfire with the simple pump of a hand. The new Aviator's Ember from Aerohart applies ...

Toyota is revolutionizing the automotive industry with its groundbreaking W-Piston Free-Piston Engine, which achieves an impressive 50% efficiency. This innovation not only promises enhanced ...

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 ...

We've seen some bonkers engines in our day, and truth be told, this three-cylinder diesel isn't the strangest of the lot. There are plenty of inline three-pots out there, but actually, this is an ...

Gasoline and diesel engines feature many differences aside from fuel type. Compared to gasoline engines, a diesel is typically a lower-revving, torquier design, hence why it's often preferred over ...

I can never resist a good oddball engine, and this one’s pedigree is impressive. See if you can bend your mind around it. Most of you reading this probably have at least a basic understanding of how ...

Ferrari has filed a patent for an engine with pill-shaped pistons, a radical departure from traditional circular piston designs. While Honda famously experimented with oval pistons in the late 1970s ...