Rocket-powered vehicles were developed for two primary purposes: spaceflight and weaponry. Guided missiles also appeared in the mid-twentieth century with air-breathing propulsion systems, and these ...

U.K. start-up Pulsar Fusion has unveiled plans to build a fleet of reusable nuclear fusion-powered rockets, known as Sunbirds ...

A British company developing a rocket engine that can combust using oxygen from the air, as opposed to carrying liquid oxygen like traditional rockets, says it's passed a "significant milestone ...

Imagine cutting a trip to Mars in half. That’s the promise of Sunbird, a groundbreaking nuclear fusion rocket concept unveiled by Pulsar Fusion. Developed in complete secrecy over the past ...