and even hybrid rocket engines are becoming passé. We’ve never seen a liquid-fuel rocket build before, so that’s what this roundup evolved into. First up is [Robert Watzlavick], who has been ...

[Sam Rogers] and colleagues at [AX Technologies] have been testing and developing a small liquid-fueled rocket ... igniter for a much larger rocket engine. Fuel is injected into the front of ...

This article was originally published with the title “ Liquid-Propellant Rocket Development ” in Scientific American Magazine Vol. 155 No. 2 (August 1936), p. 78 doi:10.1038 ...

For nearly a year, SpaceX has been trying out something new: super-cooling the liquid oxygen (LOX) which is a key ingredient in rocket fuel. It's called deep-cryo LOX, and the idea has been around ...

According to a new paper that was recently published in the journal Science Advances, there may everything needed to make rocket fuel right there on Mars. They estimate that about 80% of the ...