Archive

Advanced Nuclear & SMRs

Coverage of new reactor development, small modular reactors, and next-generation nuclear technologies pursuing NRC licensing or DOE demonstration support.

  • Texas A&M to add gas research reactor on campus

    The Texas A&M Engineering Experiment Station and nuclear startup company ZettaJoule have signed an agreement to explore constructing a gas research reactor at College Station, Texas. Founded in 2023, ZettaJoule is a small modular reactor developer headquartered in Houston, Texas. The company also has offices in Japan. ZettaJoule will construct its research reactor, ZJ0, adjacent […]

  • NuScale sees dip in fourth quarter earnings

    Earnings fell at NuScale Power Corvallis, Ore., in the fourth quarter, which the small modular reactor (SMR) developer attributed to a reduction in revenue recognized from the RoPower technology license agreement made in 2024. Revenue for the fourth quarter ended on Dec. 31 were $31.5 million, down from $37 million in the year-ago quarter. General […]

  • NRC plans office for advanced reactors

    The Nuclear Regulatory Commission (NRC) has created a new Office of Advanced Reactors, as part of its reorganization. The Office of Advanced Reactors will handle licensing and oversight of new and advanced reactors, according to NRC’s Monday press release. The office will be in charge of the accelerated review of advanced reactor applications and deployment […]

  • Nano Nuclear, EHC to explore KRONOS deployment in UAE

    Nano Nuclear signed a memorandum of understanding (MOU) with EHC Investment Tuesday to explore a joint venture to deploy its KRONOS microreactor in the United Arab Emirates. EHC Investment is a UAE investment holding company based in Abu Dhabi that has been around for over 35 years and has 12 subsidiaries, including EHC Energy.  The […]

  • UK regulator accepts TerraPower’s Natrium reactor for design assessment

    The Natrium technology of Bellevue, Wash.-based TerraPower has been accepted into the United Kingdom’s Generic Design Assessment process Feb. 19.  The Generic Design Assessment is the process used by U.K. nuclear and environmental regulators to evaluate new nuclear projects. TerraPower announced its intention to enter into the process in April 2025 and submitted the application […]

  • Deep Fission, Urenco USA ink nuclear fuel deal

    Deep Fission signed an agreement with Urenco USA this week to receive low-enriched uranium (LEU) for fuel for its underground small modular reactor (SMR). The Berkeley, Calif.-based SMR developer said the fuel will be used to support its pilot Gravity reactor, under the Department of Energy’s (DOE) pilot reactor program, and initial commercial deployments, according […]

  • Wisconsin launches nuclear siting study

    Wisconsin Gov. Tony Evers (D) unveiled plans for a new nuclear power siting study during his Feb. 17 State of the State address. Evers announced the Public Service Commission of Wisconsin and University of Wisconsin–Madison’s nuclear engineering department will lead the study. “We’re also continuing to explore new ways for Wisconsin to be a leader […]

  • Nano Nuclear, EHC to explore KRONOS deployment in UAE

    Nano Nuclear signed a memorandum of understanding (MOU) with EHC Investment Tuesday to explore a joint venture to deploy its KRONOS microreactor in the United Arab Emirates. EHC Investment is a UAE investment holding company based in Abu Dhabi that has been around for over 35 years and has 12 subsidiaries, including EHC Energy.  The […]

  • Kairos works with ORNL on new nuclear technology

    Kairos Power and the Department of Energy’s Oak Ridge National Laboratory (ORNL) have entered into a $27 million partnership to focus on accelerating advanced nuclear technology. “DOE’s support has been instrumental in helping Kairos Power accelerate our path to technological maturity,” Ed Blandford, Kairos chief technology officer and co-founder, said in ONRL’s Feb. 19 press […]

  • Wisconsin launches nuclear siting study

    Wisconsin Gov. Tony Evers (D) unveiled plans for a new nuclear power siting study during his Feb. 17 State of the State address. Evers announced the Public Service Commission of Wisconsin and University of Wisconsin–Madison’s nuclear engineering department will lead the study. “We’re also continuing to explore new ways for Wisconsin to be a leader […]

  • UK regulator accepts TerraPower’s Natrium reactor for design assessment

    The Natrium technology of Bellevue, Wash.-based TerraPower  has been accepted into the United Kingdom’s Generic Design Assessment process Feb. 19.  The Generic Design Assessment is the process used by U.K. nuclear and environmental regulators to evaluate new nuclear projects. TerraPower announced its intention to enter into the process in April 2025 and submitted the application in […]

  • DOE needs oversight plan for Office of Clean Energy Demo projects, GAO finds

    Given limited staff, the Department of Energy needs a management plan for projects run through DOE’s Office of Clean Energy Demonstrations (OCED), the Government Accountability Office (GAO) said last week. OCED was created in 2021 to manage DOE’s clean energy demonstrations, including nuclear, technology-based demonstration projects. The subagency has a framework that includes a phased […]

  • NRC accepts Holtec’s SMR partial construction permit application

    The Nuclear Regulatory Commission (NRC) has accepted the first part of a Holtec International subsidiary’s construction permit application for review, according to Holtec’s Wednesday LinkedIn post. NRC said in a Feb. 13 letter it has completed the acceptance review for the permit, submitted Dec. 31 by Holtec’s SMR, LLC..  Along with the first part of […]

  • Pritzker seeks to bring more nuclear power to Illinois

    Illinois Gov. JB Pritzker (D) signed an executive order this week that will focus on new nuclear generation with a goal of adding at least 2 gigawatts or 2,000 megawatts. According to the Wednesday order, Pritzker called for the Illinois Power Agency and Illinois Commerce Commission to consult with other agencies and issue a notice […]

  • DOE, Pentagon transport reactor, Wright says three small reactors running by July 4

    A nuclear reactor was airlifted from March Air Force Base (AFB), Calif. to Hill AFB, Utah, on Sunday, according to a release on the Pentagon’s website. This is the first time a nuclear reactor has been airlifted as a form of transport. Three C-17 transport planes flew individual components of a Valar Atomics 250 nuclear […]

  • DOE, Pentagon transport reactor, Wright says three small reactors running by July 4

    A nuclear reactor was airlifted from March Air Force Base (AFB), Calif. to Hill AFB, Utah, on Sunday, according to a release on the Pentagon’s website. This is the first time a nuclear reactor has been airlifted as a form of transport. Three C-17 transport planes flew individual components of a Valar Atomics 250 nuclear […]

  • Wrap Up: Amentum details JV holdings; White House appoints nuclear policy adviser; Illinois could add nuclear; mini-reactor goes to military base; more

    Virginia-based Amentum holds an ownership stake in about 30 active joint ventures, the company said in a financial filing last week with the Securities and Exchange Commission (SEC). Amentum’s ownership percentages in these joint ventures, typically limited liability corporations or LLCs, “range from 25% to 50%,” the company said in an SEC filing around the […]

  • NRC accepts Holtec’s SMR partial construction permit application

    The Nuclear Regulatory Commission (NRC) has accepted the first part of a Holtec International subsidiary’s construction permit application for review, according to Holtec’s Wednesday LinkedIn post. NRC said in a Feb. 13 letter it has completed the acceptance review for the permit, submitted Dec. 31 by Holtec’s SMR, LLC.. Along with the first part of […]

  • DOE, Pentagon transport reactor, Wright says three small reactors running by July 4

    A nuclear reactor was airlifted from March Air Force Base (AFB), Calif. to Hill AFB, Utah, on Sunday, according to a release on the Pentagon’s website. This is the first time a nuclear reactor has been airlifted as a form of transport. Three C-17 transport planes flew individual components of a Valar Atomics 250 nuclear […]

  • Gallego, Risch introduce nuclear financing bill in Senate

    Sens. James Risch (R-Idaho) and Ruben Gallego (D-Ariz.) reintroduced a bill this week to reduce financial risk for new nuclear projects.  The 18-page Accelerating Reliable Capacity (ARC) Act establishes a risk reduction program for new reactors by placing safeguards against potential costs through financing terms and a limited federal cost share, according to the senators’ […]

  • BWXT cites progress on TRISO fuel production for Antares

    BWX Technologies said it has made “significant progress” in the production of tri-structural isotropic (TRISO) for Antares Nuclear and is on track to have it completed by the July 4 deadline. Antares is one of 10 companies that were selected for DOE’s advanced reactor pilot program. The program seeks to have at least three reactors […]

  • DOE approves Radiant’s safety analysis for its pilot reactor

    The Department of Energy approved the preliminary documented safety analysis for Radiant Nuclear’s Kaleidos demonstration reactor Monday. El Segundo, Calif.-based Radiant becomes the second company to have its safety analysis approved by DOE under its advanced reactor pilot program, with the first being Antares Nuclear. Through the program, DOE has set a goal of at […]

  • NRC dockets Duke’s Belews Creek early site permit application

    The Nuclear Regulatory Commission has accepted Duke Energy’s early site permit application for the Belews Creek Station near Stokes County, N.C. NRC staff found that the application contains enough information for the agency to formally docket the case and begin its detailed technical reviews, according to its press release. Docketing the application does not mean […]

  • U.S., Armenia sign nuclear energy deal

    The United States and Armenia signed an agreement to collaborate in civil nuclear power Monday. Within the deal, it will allow up to $5 billion in U.S. exports to Armenia and an additional $4 billion in longer-term fuel and maintenance contracts, Vice President J.D. Vance said during the Monday press conference. The agreement is also […]

  • BWXT cites progress on TRISO fuel production for Antares

    BWX Technologies said it has made “significant progress” in the production of tri-structural isotropic (TRISO) for Antares Nuclear and is on track to have it completed by the July 4 deadline. Antares is one of 10 companies that were selected for DOE’s advanced reactor pilot program. The program seeks to have at least three reactors […]

  • Energysec to accompany reactor transport to Hill AFB Sunday

    Secretary of Energy Chris Wright will accompany Valar Atomics’ Ward250 advanced reactor from California to Utah Feb. 15, the Department of Energy said in an email Tuesday. The Ward250 reactor will be transported from March Air Force Base (AFB) in California to Hill AFB in Utah. DOE said the reactor would not be fueled and […]

  • DOE approves Radiant’s safety analysis for its pilot reactor

    The Department of Energy approved the preliminary documented safety analysis for Radiant Nuclear’s Kaleidos demonstration reactor Monday. El Segundo, Calif.-based Radiant becomes the second company to have its safety analysis approved by DOE under its advanced reactor pilot program, with the first being Antares Nuclear. Through the program, DOE has set a goal of at […]

  • TVA, Type One Energy submit initial fusion license application

    The Tennessee Valley Authority (TVA) and Type One Energy submitted a byproduct material license application with the state of Tennessee Thursday in preparation for a commercial fusion project. TVA and Type One Energy additionally worked with the Tennessee Department of Environment and Conservation to prepare for the application, according to Type One Energy’s press release. […]

  • Amentum, Rolls-Royce SMR team up to build reactors in UK and Czechia

    Amentum has been chosen by Rolls-Royce SMR to serve as its program delivery partner for the first European deployments of Rolls-Royce small modular reactors. . The two companies signed a collaborative agreement to make Amentum responsible for integration, oversight, governance, construction management and execution of SMR deployment, according to Amentum’s Tuesday press release. In the […]

  • Nano Nuclear, Ameresco explore advanced microreactor collaboration

    Nano Nuclear and Ameresco have signed a memorandum of understanding (MOU) to explore collaborating to deploy Nano’s KRONOS microreactor at commercial and federal sites. Nano Nuclear is currently developing the KRONOS modular microreactor, which is made to be portable and produce up to 15 megawatts of electricity and 45 megawatts of thermal energy.  Ameresco, headquartered […]