Scientists have developed an autophage engine that burns its own structure to generate thrust. This innovation drastically reduces spacecraft weight and enables affordable high-energy missions across ...

Introduction -- Rocket engine fundamentals -- Nuclear rocket engine cycles -- Interplanetary mission analysis -- Basic nuclear structure and processes -- Neutron flux energy distribution -- Neutron ...

Rocket engineering is shifting from painstaking machining and welding to a world where engines and tanks emerge from printers as single, sculpted pieces of metal. Instead of treating 3D printing as a ...

The Earth is much larger than most people realize. You need to use engines if you want to efficiently navigate large sections of the planet. Everything from cars to planes relies on engines, but they ...