Piston rings are the seals in your cylinders, giving you better compression and power, but what happens if they wear or break ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

One of the Volkswagen Group’s most widely used engines is at the center of a new class action lawsuit in the United States.

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

The Nano Bee, created by engineer Ronald Valentine, is a diesel engine smaller than a quarter but powerful enough to to spin a model-plane propeller.

Each occupant of a turbine-powered aircraft is assumed to weigh 200 lb., thus allowing for stowed luggage and carry-on items. In the case of piston-engine airplanes, we assume each occupant weighs 170 ...

Nicknamed "lawnmower" of the skies due to its unpleasant sound, the Shahed-136 drone is a loitering munition designed for one ...

When learning about the design of a machine or mechanism, reading and watching videos is certainly effective, but it’s hard to beat hands-on experimentation. In the video after the break, [Brick ...

In the early days of engine building, a pre-Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.

Technical manoeuvring to push regulatory boundaries for the slightest performance edge without actually breaking any rules is a familiar pattern in all forms of motorsport. Engineers treat the rule ...

Feb. 21—Rocky Mountain Metropolitan Airport has begun its transition to unleaded fuel, with the first planes fueled and ready to fly — a "step forward" in addressing long-standing community concerns ...

Hyundai actually has a pretty good reputation for making engines, but that doesn't mean they're incapable of making some stinkers, as these engines prove.