On Feb. 24, 2026, inside a vacuum chamber at NASA’s Jet Propulsion Laboratory in Pasadena, California, a prototype thruster fed on vaporized lithium metal roared to life at 120 kilowatts of electrical ...

Lock up your flywheels, folks, an American inventor is coming after them. Randy Moore of RK Transportation is working on an idea that replaces an engine's flywheel with a lightweight rotor with ...

Zhang Xiao, associate research fellow at the Wuhan-based PLA Naval University of Engineering, led a team to develop repeating pulsating direct current power system that could charge the railgun. The ...

In a presentation at the PLAN University Rear Admiral Ma Weiming told Chinese experts in electromagnetic research that China had made breakthroughs in key areas of electromagnetic applications, such ...

Microsoft founder Bill Gates appears as a principal applicant on a patent published last week by the U.S. Patent and Trademark Office, but the concept in question isn’t computer-based; it’s an ...

This article on the early history of electromagnetic research discusses Joseph Henry's development of the first reciprocating motor in 1831. Discussion of Henry's work and an illustration of his ...