The first small modular nuclear reactor in the Trump administration’s pilot program to develop advanced nuclear energy has hit a crucial milestone toward deploying more nuclear power across the ...

Antares Nuclear, Inc. announced Thursday that its Mark-0 microreactor achieved criticality at Idaho National Laboratory, becoming the first advanced reactor to reach the milestone under a U.S.

Energy Secretary Chris Wright said Antares Nuclear's Mark-0 microreactor became the first privately developed non-light-water reactor to achieve criticality in the U.S. in more than four decades under ...

In China, large reactors are coming together at a stunning pace. The country has nearly doubled its nuclear fleet since 2016, reaching nearly 60 gigawatts of total power capacity. The new facilities ...

The U.S. Department of Energy said Thursday that the first small modular nuclear reactor that is part of its Pilot Reactor Program has achieved criticality, meaning the nuclear chain reaction produced ...

Valar Atomics Inc., a Southern California-based startup, has reached a key milestone in its effort to develop small reactors under a US program aimed at accelerating the deployment of nuclear power.

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 ...

The Trump administration is providing $17.5 billion to speed the development of 10 new large nuclear reactors to meet the ...