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June 9, 2021, 7:00AMNuclear News

This image shows the individual pins in a full-core nuclear reactor simulation. (Image: ANL)

Coolant flow around the fuel pins in a light water reactor core plays a critical role in determining the reactor’s performance. For yet-to-be-built small modular reactors, a thorough understanding of coolant flow will be key to successfully designing, building, and licensing first-of-a-kind reactors.

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Sandia enters into SPP with Elemental

August 13, 2026, 7:10AMNuclear News

On August 11, Elemental Nuclear announced that the Department of Energy, through Sandia National Laboratories, approved its entrance into a Strategic Partnership Project. The SPP will support...

Centrus, X-energy sign enrichment contract as TRISO-X expands TX-1 campus

August 7, 2026, 11:57AMNuclear News

Centrus Energy Corp. will be providing X-energy with enrichment services for low-enriched uranium and high-assay, low-enriched uranium to support X-energy’s planned deployments of Xe-100...

Oklo’s Isotope Test Reactor achieves criticality

August 6, 2026, 3:36PMNuclear News

Oklo’s Groves Isotope Test Reactor became the fifth Department of Energy–authorized reactor to achieve criticality under the agency’s authorization process, it was announced earlier...

Knoxville’s nuclear workshop opens with a full house and a long to-do list

August 5, 2026, 10:10AMNuclear News

The East Tennessee Economic Council’s Nuclear Opportunities Workshop opened yesterday morning at the Knoxville Convention Center, drawing registrants from around the country, and will close...

A closer look at the initial NLIC selections—Part 1

August 4, 2026, 12:26PMNuclear News

In January, the Department of Energy announced a new Nuclear Lifecycle Innovation Campus (NLIC) program, inviting states via a request for information to express their interest in hosting a...

Five states named Nuclear Lifecycle Innovation Campus finalists

July 28, 2026, 12:46PMNuclear News

Idaho, Louisiana, Oklahoma, Tennessee, and Utah are the finalists to potentially host Nuclear Lifecycle Innovation Campuses, the Department of Energy announced today.Energy Secretary Chris...

Long Beach is first port to partner with MARAD on maritime reactors

July 28, 2026, 9:14AMNuclear News

The Department of Transportation’s Maritime Administration has signed a first-of-a-kind memorandum of cooperation (MOC) with the Port of Long Beach, in southern California, to advance the...

NASA and Radiant selected to receive HALEU

July 27, 2026, 12:19PMNuclear News

Last week, the Department of Energy announced a conditional commitment to provide high-assay low-enriched uranium to NASA for its Space Reactor-1 Freedom rocket and to Radiant Industries for...

TerraPower becomes first advanced reactor company to join INPO

July 24, 2026, 12:53PMNuclear News

On July 21, TerraPower announced that it had been accepted into the Institute of Nuclear Power Operations. INPO and TerraPower alike celebrated the development as the first time an advanced...

Nuclear is prominent in Genesis Mission projects

July 23, 2026, 4:07PMNuclear News

The Department of Energy announced yesterday that it has selected 278 projects under the Genesis Mission request for applications, which opened in March. According to a White House press...

Argonne-led team models fluid dynamics of entire SMR core

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