US Says Antares’ Small Nuclear Reactor Reaches ‘Criticality’ (2)

The Trump administration announced a small modular nuclear reactor reached a critical milestone Thursday.

The small reactor being developed by Antares Nuclear Inc. participating in an Energy Department pilot program reached “criticality,” the agency said in a statement. The milestone occurs when a nuclear chain reaction becomes self-sustaining enough to produce a steady release of energy.

The achievement shows that the Trump administration’s effort to remove regulatory barriers is helping demonstrate the viability of new nuclear technologies.

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The White House is pushing for wider deployment of both ...