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 ...

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 ...

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 ...

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The world of hypersonics is perhaps just as captivating to some people as say space exploration is to others. After all, it's all about going really, really fast through Earth's atmosphere, many times ...

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.

The Hiller Hornet was an experimental 1950s helicopter that uniquely utilized tip-mounted ramjet engines on its main rotor to eliminate torque and the need for a traditional tail rotor. While ...

The race to field reusable hypersonic aircraft got a whole lot hotter last month, with GE Aerospace announcing a breakthrough in high-speed jet engine design that could potentially allow conventional ...