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

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

Antares Nuclear achieved initial criticality of its Mark-0 reactor at Idaho National Laboratory earlier this week, making it ...

The first fueled criticality test of a microreactor in a military program offers early validation for reducing reliance on ...

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) ...

Antares has achieved a key milestone in the development of its Mark-0 microreactor, becoming ...

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 reactor has completed a zero-power fuelled criticality demonstration, becoming the first reactor to ...

The small reactor being developed by Antares Nuclear Inc. participating in an Energy Department pilot program reached “ criticality ,” the agency said in a statement. The milestone occurs when a ...

In China, large reactors are coming together at a stunning pace. The country has nearly doubled its nuclear fleet since 2016, ...

The microreactor being developed by Antares Nuclear Inc. at the Idaho National Lab reached “criticality” on Thursday, Energy ...