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

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

A new test of nuclear propellant fuel under space-like conditions has been hailed as a success by NASA and General Atomics ...

First conceived of in 1945, this is a rocket that replaces burning chemical fuel with a nuclear reactor that is used to heat up a propellant. This propellant is most likely hydrogen, though ...

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

General Atomics and NASA achieved an important milestone on the road to using nuclear-powered rockets by testing a new fuel ...

© 2025 The Atlanta Journal-Constitution. All Rights Reserved. Hydrogen-powered semitrucks are now navigating roads along Georgia’s coast, ferrying supplies and ...

The City of Oulu, Finland, and French company Verso Energy have signed a co-operation agreement aiming to build a hydrogen processing plant in Oulu.

Emitting nothing but water vapour as a byproduct, when produced using renewable energy, hydrogen has long held promise as the fuel of the future. Yet for all its potential, hydrogen still seems ...