A YouTuber attempting to build a fully 3D printed rocket engine has tested an ...

Piston rings are small engine parts with a big job. They seal combustion pressure, control oil on the cylinder wall, help ...

HOT ROD’s archives are chock-full of brilliant tech reports that truly are timeless. This one, drafted by Jim McFarland for our February 1972 issue, provides an extensive look at how important airflow ...

Flame of a jet-stabilised combustion chamber system in the HBK-S high-pressure combustion chamber test rig Even under the changed framework conditions of the energy transition, combustion remains an ...

The demands placed on modern aircraft engines are high. They need to be powerful. And efficient. And, of course, as low in emissions as possible. To master this balancing act, Rolls-Royce is driving ...

However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

You've seen the evidence. You disassemble an engine and witness the appearance of deposits—or their absence—on piston crowns and combustion chambers in the cylinder heads. You can relate the presence, ...

A vital piece of gas engines, combustors -- the chambers in which the combustion powering the engine occurs -- have the problem of breaking down due to fatal high-frequency oscillations during the ...

Incomplete gasoline combustion can lead to your car running rough, and in the worst cases, can seriously damage engine components.