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February 27, 2025, 3:00PMNuclear News

The Nuclear Regulatory Commission has sent a February 26 letter to George Wilson, vice president of regulatory affairs for TerraPower, informing him that the agency’s draft safety evaluation (SE) has been completed on the company’s construction permit application for Kemmerer Power Station Unit 1. This advanced non–light water reactor design, dubbed Natrium, is slated for construction near a retiring coal plant in Wyoming as TerraPower’s first reactor.

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From theory to reality

June 24, 2026, 7:01AMNuclear NewsCraig Piercy

Recently, I spent an afternoon at Kairos Power’s Hermes construction site in Oak Ridge, Tenn. What I saw there was not a rendering, not a licensing presentation, not another panel about the...

TerraPower begins construction on Natrium power plant in Kemmerer

April 24, 2026, 7:17AMNuclear News

Construction has officially begun on TerraPower’s first Natrium power plant, in Kemmerer, Wyo. The company expects this demonstration facility—featuring a 345-MWe sodium-cooled fast...

NRC approves TerraPower construction permit

March 4, 2026, 4:27PMNuclear News

Today, the Nuclear Regulatory Commission announced that it has approved TerraPower’s construction permit application for Kemmerer Unit 1, the company’s first deployment of Natrium, its...

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As the energy sector faces mounting pressure to grow at an unprecedented pace while maintaining reliability and affordability, nuclear technology remains an essential component of the...

Congress passes new nuclear funding

January 20, 2026, 3:37PMNuclear News

On January 15, in an 82–14 vote, the U.S. Senate passed an Energy and Water Development appropriations bill to fund the U.S. Department of Energy for fiscal year 2026 as part of a broader...

Meta’s new nuclear deals with Oklo and TerraPower: The details

January 13, 2026, 3:00PMNuclear News

Tech giant Meta is making big bets on TerraPower and Oklo. With the former, the hyperscaler could support the deployment of up to eight new reactors. With the latter, it could be as many as...

Meta strikes deals with Vistra, Oklo, TerraPower

January 12, 2026, 10:03AMNuclear News

On January 9, tech giant Meta made waves by announcing three new agreements with Vistra, TerraPower, and Oklo. These deals aim to see Meta supporting both uprates at existing nuclear power...

NRC completes safety review for TerraPower’s Kemmerer project

December 3, 2025, 9:30AMNuclear News

The Nuclear Regulatory Commission recently announced that it has completed its final safety evaluation (SE) for the construction permit application for Kemmerer Power Station Unit 1 in...

INL makes first fuel for Molten Chloride Reactor Experiment

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Idaho National Laboratory has announced the creation of the first batch of enriched uranium chloride fuel salt for the Molten Chloride Reactor Experiment (MCRE). INL said that its fuel...

ARDP update: General Atomics finalizes conceptual design

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The Department of Energy recently announced that General Atomics has successfully completed the conceptual design of its new helium gas–cooled fast modular reactor (FMR). This milestone...

NRC gives TerraPower good news on Kemmerer construction permit

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