A powerful new electromagnetic thruster has taken a major step forward after a successful high-energy test at NASA’s Jet Propulsion Laboratory. Fueled by lithium vapor and driven by intense magnetic ...
Designed by Northrop Grumman and subsidiary Scaled Composites, the unmanned XRQ-73 features an ultra-quiet propulsion system ...
The U.S. Coast Guard will deploy autonomous surface drones across the Great Lakes from ...