Russian scientists say they are closing in on a propulsion breakthrough that could compress the journey from Earth to Mars from roughly 300 days to about one month. The project centers on a high power ...

Plasma jet engines promise a future of fuel-free, electrically driven flight, but the technology faces a stubborn obstacle that no amount of enthusiasm can wish away. Ionizing air to generate thrust ...

The big picture: In deep-space travel, the race is no longer about who has the biggest rocket – it's about who can build the smartest plasma engine. As the competition to reach Mars intensifies, ...

Buckle up, kiddos, we're goin' to Mars! Okay, so no one is actually going to Mars anytime soon and SpaceX's Starship rocket keeps exploding. However, extra-long-distance space travel is inching closer ...