WASHINGTON - The Energy Department said last week that a microreactor developed by Antares Nuclear Inc. reached criticality, ...

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

The test moves a compact energy project from planning into live reactor operation. Officials now face the harder task of ...

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

The nuclear resurgence is here, and power-hungry data centers could provide a strong tailwind for the industry going forward.

Nano Nuclear Energy (NasdaqCM:NNE) received formal acceptance from the U.S. Nuclear Regulatory Commission for its microreactor construction permit. The NRC acceptance starts a detailed safety and ...

Why it matters: A privately built microreactor at Idaho National Laboratory has passed a key test, sustaining its own nuclear chain reaction and pushing a new generation of small reactors closer to ...

Hadron Energy, Inc. (Nasdaq: HDRN) ("Hadron Energy" or the "Company"), an advanced nuclear technology company, today ...

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

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

A California company is gathering funding for development of a portable nuclear microreactor, designed for use in areas where other forms of power generation are not practical. Radiant, founded by ...

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