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November 10, 2023, 3:07PMNuclear NewsEmily Stein

Outside my office, there is a display case filled with rock samples from all over the world. It contains a disk of translucent, orange salt from the Waste Isolation Pilot Plant near Carlsbad, N.M.; a core of white-and-bronze gneiss from the site of the future deep geologic repository in Eurajoki, Finland; several angular chunks of fine-grained, gray claystone from the underground research laboratory at Bure, France; and a piece of coarse-grained granite from the underground research tunnel in Daejeon, South Korea.

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Construction begins on X-energy’s Oak Ridge advanced fuel facility

November 18, 2025, 12:07PMNuclear News

Small modular reactor developer X-energy and its subsidiary TRISO-X announced yesterday the start of aboveground construction for its TX-1 advanced nuclear fuel fabrication facility in Oak...

NRC could improve decommissioning trust fund oversight, OIG reports

November 17, 2025, 3:00PMRadwaste Solutions

The Nuclear Regulatory Commission could do more to improve its oversight of decommissioning trust funds, according to an assessment by the NRC’s Office of Inspector General. In particular,...

New financing round benefits Valar

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Hawthorne, Calif.–based reactor start-up Valar Atomics recently announced that it has raised $130 million in its Series A funding round, led by venture capital groups Snowpoint, Day One, and...

X-energy begins irradiation testing at INL

November 12, 2025, 3:01PMNuclear News

Advanced reactor and fuel developer X-energy has officially begun confirmatory irradiation testing at Idaho National Laboratory on its TRISO-X fuel. The testing, which is taking place over the...

Nieh confirmed for the NRC

November 19, 2025, 3:00PMNuclear News

Earlier today, the U.S. Senate officially confirmed Ho Nieh in a 66–32 vote to serve as a commissioner on the U.S. Nuclear Regulatory Commission through the remainder of a term that will...

ANS Winter Conference: Nuclear start-ups applaud DOE executive order on reactor testing

November 12, 2025, 12:00PMNuclear News

At the American Nuclear Society’s Winter Conference & Expo, leaders of advanced reactor start-ups Radiant Industries, Oklo, and Valar Atomics praised the Department of Energy’s Reactor...

PR: American Nuclear Society welcomes Senate confirmation of Ho Nieh as NRC commissioner

Senate confirms Ho Nieh as commissioner for the U.S. Nuclear Regulatory Commission

November 19, 2025, 11:58AMPress Releases

WASHINGTON, D.C. — The American Nuclear Society (ANS) applauds the U.S. Senate’s confirmation of Ho Nieh to serve as a commissioner of the U.S. Nuclear Regulatory Commission (NRC):...

NRC extends comment period for X-energy’s TX-1 fuel facility

November 19, 2025, 11:25AMNuclear News

Due to the days lost to the government shutdown, the Nuclear Regulatory Commission has extended the public comment period for a draft environmental impact statement for the TX-1 advanced...

ANS Winter Conference: DOE, NRC leaders stress need for speedier nuclear approval

November 10, 2025, 2:22PMNuclear News

During speeches at the American Nuclear Society’s Winter Conference & Expo, happening this week in Washington, D.C., Energy Secretary Chris Wright and Nuclear Regulatory Commission Chair...

A trip abroad

November 17, 2025, 7:01AMNuclear NewsHash Hashemian

In my August column in Nuclear News, I reflected on the importance of ANS’s annual conferences for bringing together our nuclear community at the national level. In September, after speaking...

Deep geologic repository progress

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