Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

The goal for Climate Impulse is to take off unassisted, fly some 40,000 kilometers (about 25,000 miles) around Earth along ...

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

While the midair explosion of the SpaceX's Starship rocket made for an unsuccessful flight test it also made for an unforgettable optical experience in the Caribbean. The launch marked the seventh ...

With dwindling passenger car sales for hydrogen fuel cells, the technology is now looking like a non-starter for heavy-duty ...

Eco-friendly alternatives to fossil fuels are venturing beyond Earth—and into space.

Russian scientists claim to have developed a plasma electric rocket engine that could enable travel to Mars in just one to ...

General Atomics and NASA achieved an important milestone on the road to using nuclear-powered rockets by testing a new fuel and finding it can withstand extreme conditions.

Elon Musk's latest plan could revolutionize space travel—turning atmospheric CO2 into rocket fuel. Discover how this ...

They don't play NBA playoff games in January. But that doesn't mean some games don't mean more than others, and Thursday's Grizzlies-Rockets game at FedExForum fit that description. Houston ...