Click to open image viewer. With a thrust of 25 metric tons (56,600 lb.), the V-2 rocket engine was the first large liquid-fuel rocket engine in the world, and greatly influenced rocket development in ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...

A Brooklyn startup called Launcher has made its rocket engine’s entire combustion chamber in one 3D print. Launcher received $1.5m in Air Force funding during a call for launch technology—the Air ...

Zero 2 Infinity's new 3D-printed engine combustion chamber for Bloostar, a balloon-assisted rocket the company is developing. Credit: Zero 2 Infinity. Updated March 24 at 11:15 a.m. Eastern.

A better mousetrap? Even now, as electrification seems poised to end the internal combustion engine’s long run as the transportation motivator of choice, enterprising tinkerers continue to propose ...

Gasoline direct injection (DI) engines have been lurking in the shadows of gasoline-burning, internal combustion engine development for decades but are now becoming mainstream. This is all good, as DI ...

Click to open image viewer. With a thrust of 25 tons, the V-2 engine was the first large liquid-fuel rocket engine in the world and powered the world’s first ballistic missile, the German V-2 of World ...