Boeing, together with Norway's Nammo, is developing a long-range ramjet-powered 155mm shell for the US Army. Boeing has offered the best look to date of its 155mm artillery shell with a ramjet engine ...

Chinese scientists claim to have successfully tested what they describe as the world’s first underwater boron-fuelled ramjet ...

DeltaV Space Technologies develops propulsion systems for satellites of different scales, liquid fuel engines for orbit transfers, while working on ramjet system to boost cruise missiles and aircraft ...

American aircraft engine startup Astro Mechanica announced the fifth-generation of the DUality propulsion unit will use ...

After years of testing and more than 450 trials, the United States has taken a major step forward in artillery technology with the Ramjet 155. Developed by Boeing and Nammo, this shell uses an air ...

GE Aerospace is advancing hypersonic flight with plans to scale up its dual-mode ramjet technology in 2025. To create a full propulsion system, engineers will improve sophisticated controls and use ...

Artillery has been for a very long time one of the best ways to fight the enemy from very far away. The ability to strike from a safe distance is a godsend for soldiers, as it gives them the ability ...

Velontra recently tested its hypersonic turbo-ramjet engine for the first time in Purdue University's Zucrow Laboratories in a High Pressure Combustion Lab. Air-breathing hypersonic powerplants are ...

TL;DR: A hypersonic dual-mode ramjet engine is a high-speed air-breathing jet engine capable of operating efficiently at both lower and extremely high Mach speeds by utilizing dual combustion modes.