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

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

The U.S. Department of Energy has set a hard deadline of July 4, 2026, to bring at least three privately built advanced ...

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

Antares Nuclear Inc.'s Mark-0—a sodium heat-pipe-cooled microreactor fueled by high-assay low-enriched uranium (HALEU) ...

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

A milestone in nuclear energy was reached at Idaho National Laboratory, where a privately developed reactor design achieved ...

Antares Nuclear's Mark-0 reactor has completed a zero-power fuelled criticality demonstration, becoming the first reactor to ...

BOISE, Idaho — Out in the Eastern Idaho desert where sagebrush meats science, the Idaho National Laboratory (INL) stands as America's atomic kitchen - brewing energy solutions that could revolutionize ...

US innovative microreactor developer NuCube Energy has signed a memorandum of understanding with the Utah San Rafael Energy Lab to collaborate on the siting of a test reactor at the laboratory. (Image ...

A team of physicists and engineers at Princeton Plasma Physics Laboratory built a twisting fusion reactor known as a stellarator that uses permanent magnets, showcasing a potentially cost-effective ...