A historic milestone was reached in Emery County Thursday afternoon, as Valar Atomics’ Ward 250 reactor completed a ...
The Mark-0 sodium heat pipe-cooled microreactor developed by California-based Antares was recently brought to zero-power ...
The company said its NOVA Core achieved zero-power criticality at LANL's National Criticality Experiments Research Center on 17 November. (Image: Valar Atomics/X) Valar said it is collaborating with ...
A small US nuclear startup has quietly crossed a threshold that most young fission companies only talk about, achieving a self-sustaining chain reaction in a test system without ever boiling water or ...
Valar Atomics announced that its Ward 250 nuclear reactor has reached self-sustaining criticality and completed zero-power ...
Two advanced reactors have already reached criticality under a federal program that bypasses the Nuclear Regulatory ...
A Trump administration pilot program aims for three nuclear startups to reach a key milestone by July 4, 2026. Valar Atomics says it’s the first to do so—but it had some help. It’s also, more ...
(IDAHO FALLS, Idaho) — The U.S. Department of Energy’s Idaho Operations Office has approved a key safety document for the MARVEL microreactor at Idaho National Laboratory. The approved document, ...
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 ...
The initiation of a controlled nuclear fission chain reaction at the Prototype Fast Breeder Reactor sees India move into the second stage of a three-stage nuclear programme which ultimately aims to ...