It goes up, compresses a violent explosion, and goes down. A piston's job is easy enough to understand, but if you examine what it's required to do, you may be amazed it works at all. Think about ...

The scramble is on to manufacture new ventilators fast. Our Planet Money team sees what it takes for a company that normally makes auto parts to turn on a dime and make pistons for a ventilators.

Furthermore, piston engines have many moving parts that go in different directions, thus making them more complicated and rougher than turboprop engines. What are the pros and cons of a turboprop?

Complicating matters is that unlike the common single-piston parts, rebuilding kits and caliper pistons for the four-piston brakes aren't as readily available. For this rebuild, ...

While they're not quite ready for production, the printed parts were lighter, ran cooler and unlocked more power than the standard forged pistons. Porsche tests 3D-printed pistons for its 911 GT2 ...