Energy Secretary Chris Wright visited INL on Thursday, after the first new nuclear reactor in over 40 years hit criticality ...

Antares Nuclear Inc.’s Mark-0—a sodium heat-pipe-cooled microreactor fueled by high-assay low-enriched uranium (HALEU) tri-structural isotropic (TRISO) fuel compacts—has achieved zero-power ...

Antares today announced that its Mark-0 microreactor achieved initial criticality at Idaho National Laboratory (INL) under U.S. Department of Energy (DOE) authorization — making Antares the first ...

Award supports deployment of advanced mission capabilities, multi-system orchestration, and next-generation human-guided autonomy ~ ...

The Nuclear Regulatory Commission (NRC) has proposed what may be its most consequential reactor-licensing overhaul in a ...