More delicate electric propulsion systems, such as ion engines, are used to move the artificial satellites that are already in orbit. These are powered by electricity rather than chemical reactions, ...

Wärtsilä will supply a fully integrated electric propulsion system with waterjets for a new high-speed catamaran ferry being built for Danish ferry operator Molslinjen. This is the third in a series ...

Early sketch for a hydrogen-electric-powered uncrewed aircraft by Skunk Works’ conceptual artist Eric Watanabe. Credit: Lockheed Martin It is becoming an established pattern. Aviation startups facing ...

The Changan Nevo A06 is the world's first mass-produced car powered by a sodium-ion battery. It has a CLTC range of about 250 miles and can run with little to no range loss even in -40 degrees ...

Space startup General Galactic aims to fly a satellite using only water for in-orbit propellant. The 1,100-pound satellite could validate two separate methods for water propulsion when it flies to ...