One of his more interesting builds is his series on building rocket engines out of PVC pipe written in conjunction with [Chuck Knight]. For the propellent grains, the PVC rocket didn’t use the ...

All those 60s, 70s, 80s and 90s kids out there may remember the classes of model rocket engines – generally A, B, C, and D sized engines used to push your cardboard tube with balsa fins skyward.

In the continuing saga of billionaires and big rockets ... seven of its engines for 24 seconds. It was the first time Bezos' company, Blue Origin, had operated the entire stacked rocket as an ...

NASA has just tested a game-changing rocket engine that could revolutionize space travel. The Rotating Detonation Engine (RDE) uses supersonic shockwaves to create a more efficient combustion cycle, ...

A laboratory prototype of a plasma electric rocket engine based on a magnetic plasma accelerator has been produced by Rosatom ...