The fuel was subjected to full reactor heat and hydrogen gas and kept there for 20 minutes – about what a nuclear engine would have to endure during a boost maneuver.

A new type of nuclear thermal propulsion reactor fuel has been successfully tested at NASA’s Marshall Space Flight Center, with hopes that the fuel could take humans to Mars in the not-too ...

Uranium fuel used in nuclear power plants is enriched with special centrifuges in a process that takes three to five years. Russian companies hold a roughly 40% global market share, leading in the ...

Despite more than a year of warnings that the sites were vulnerable to potential Russian ... to nuclear plants from the offsite grid that is essential to cooling their reactors and spent fuel.