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

Deep Fission is seeking an IPO that could raise $157 million, though investors may have trouble buying the nuclear startup's story.

Antares, a nuclear start-up, achieves a breakthrough with its Mark-0 prototype, paving the way for mini-reactors at US ...

The first privately developed U.S. nuclear reactor in over 40 years achieves criticality, marking a historic milestone for ...

The official verdict warns a nuclear incident at the STEP fusion project in Nottinghamshire could lead to “contamination of ...

The department is looking to meet a White House-set deadline of having three reactors sustain fission reactions by July 4 of this year. The first advanced nuclear reactor has reached criticality as ...

"At no time was there any risk to the health and safety of the public or our employees," a DTE spokesman said.

In a major achievement, a new small-sized nuclear reactor set up by a private company, backed by the US government, has ...

The department of energy described the milestone as 'rebirth of America’s nuclear industry' and a 'historic moment' for US ...

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