Earlier this year, rocket scientists at NASA fired up an electromagnetic thruster powered by lithium metal vapor.

NASA fired up a prototype of its electromagnetic thruster inside a vacuum chamber, reaching power levels of up to 120 ...

Five years after NASA’s MAVEN spacecraft entered into orbit around Mars, data from the mission has led to the creation of a map of electric current systems in the Martian atmosphere. “These currents ...

This image is from a scientific visualization of the electric currents around Mars. Electric currents (blue and red arrows) envelop Mars in a nested, double-loop structure that wraps continuously ...