Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

There are essentially three parameters preventing the proliferation of space travel outside of the purview of trained astronauts and a handful of ultra-wealthy space tourists. Of course, those would ...

HOUSTON—Venus Aerospace and Lockheed Martin have entered a collaboration agreement for evaluation of Houston-based Venus’s rotating detonation rocket engine (RDRE) technology. The companies hope to ...

Almost every internal combustion vehicle on the planet today uses the classic piston engine. These run by converting heat energy into reciprocating motion, and then rotary motion that ultimately ...