Nuclear energy in the West took another step forward as the first privately developed, non-light-water reactor to go critical ...

Antares Nuclear's Mark-0 microreactor achieves criticality at Idaho National Laboratory, the first advanced reactor to do so ...

The executive order directed the Department of Energy to have three different reactor designs reach criticality in a bit over ...

Antares Nuclear’s microreactor at Idaho National Laboratory reached criticality, marking the first time a private company has ...

The US Department of Energy said the first small modular nuclear reactor that is part of its Pilot Reactor Program has ...

Commonwealth Fusion Systems published several papers detailing the design of its ARC fusion power plant.

The first privately developed U.S. nuclear reactor in over 40 years achieves criticality, marking a historic milestone for ...

A fusion reactor could pave the way for massive generation of clean energy.

The microreactor from Antares, a private nuclear technology company, had a successful nuclear fission reaction for the first ...

Nuclear fallout events, whether triggered deliberately or accidentally, are something we hope will never happen. But if they ...

The episode of Black Ops details a high-stakes Israeli operation to dismantle a secret Syrian nuclear reactor with the aid of ...

The Energy Department says a small nuclear reactor under development at a national lab has reached a crucial milestone that ...