China has tested a powerful engine that can carry weapons at remarkable speeds through both air and water. The novel engine achieved 90% efficiency in laboratory tests, which were conducted in ...

The Solid Fuel Ramjet (SFRJ) and the Hypersonic Dual-Mode Ramjet (DMRJ) are seeing rapid success as the U.S. hikes spending and development of hypersonic weapons. GE Aerospace has shed more light on ...

GE Aerospace reported it successfully demonstrated a hypersonic dual-mode ramjet it said could make possible “high-speed flight and longer range” for multi-mission aircraft. The developer also noted ...

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.

India is set to become first globally to deploy ramjet-powered 155mm artillery shells, boosting range by 30–50%, enhancing firepower, simplifying logistics, and showcasing indigenous innovation led by ...