Gearheads might be aware of piston skirts, but their exact function isn't always clear to those outside engineering. Here's ...

Technical manoeuvring to push regulatory boundaries for the slightest performance edge without actually breaking any rules is ...

An engine with no crankshaft, where the pistons float on air? It’s not a dream; it’s a free piston engine and it might be the next major advance in car tech. When we think of automotive technology of ...

The INNengine e-Rex is described as a one-stroke engine, though it actually has two strokes. But it's not dirty like traditional two-strokes.

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both into a single ...