This new jet engine uses plasma. Plasma is the fourth state of matter, after solid liquid, and gas. It already exists on the surface of the sun and in lightning, but humans can also create it.

A prototype electric plasma rocket engine capable of significantly increasing thrust and efficiency has been unveiled by ...

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

demonstrating thrust comparable to conventional jet engines. Tang’s approach differs from other plasma propulsion systems, such as those used by NASA. For example, NASA’s xenon-based plasma ...

Russia's State Atomic Energy Corporation, Rosatom, recently developed a new spacecraft engine with impressive specifications.

When [Jay Bowles] demoed his first-generation ion thruster on Plasma Channel ... more like a miniature jet engine than anything that had come before it. Optimizations would need to be made ...