Collapsed UK firm Reaction Engines had a total deficiency of over £160 million ($216 million) when it fell into administration last month, including now-worthless shareholdings of more than £150 ...

The US business of the UK company operated for 8.5 years. They pushed the boundaries of propulsion and thermal management with our technology. The team achieved some astounding milestones and ...

Adam Dissel, President of Reaction Engines, reported that business operations were being shutdown. The US business of the UK company operated for 8.5 years. They pushed the boundaries of propulsion ...

Reaction Engines Ltd., a UK company behind a rocket engine designed for hypersonic flight, has had its valuation slashed by more than £200 million ($264 million) by two investors as it searches for ...

To be fair it's not solely a Brit thing. Every time anyone else has studied air-breathing rockets they find that the engine is optimized by getting rid of the air-breathing component. And horizontal ...

Reaction Engines Ltd., today announces the signing of a €10m European Space Agency (ESA) contract which will enable the development of a ground based demonstrator of SABRETM, a new class […] ...

Boom’s new engine-testing facility at the Colorado Air and Space Port was previously occupied by Reaction Engines, a British developer of hypersonic propulsion ...