Reaction Engines says there's only one truly new technology ... The aircraft itself will measure 276 feet long, and be called the Skylon. It would take off and land horizontally (like a plane ...

but the news of hypersonic propulsion company Reaction Engines ceasing trading a few weeks ago is one of those moments that causes a second look. Their advanced engine technology may have taken ...

Reaction Engines, the British hypersonic aviation pioneer, could collapse within hours unless it can persuade investors to ...

Reaction Engines, the British hypersonic aviation pioneer, has crashed into administration after weeks of talks with ...