advanced nuclear

Small modular reactor (SMR) developer X-energy has secured a binding reservation agreement with South Korean power-generation equipment giant Doosan Enerbility to manufacture main power system steel components for 16 Xe-100 SMRs. As part of the decisive move to industrialize the supply chain for advanced nuclear energy, Doosan has also committed to building a new dedicated SMR […]

Three advanced nuclear developers—Radiant, Last Energy, and ARC Clean Technology—announced the closing of major private funding rounds in mid-December 2025, signaling renewed investor momentum behind microreactors and small modular reactors (SMRs) as the companies move from design and licensing into pilot deployment and early commercialization. The announcements—which span a new $300-million-plus round at Radiant, an […]

China’s Shanghai Institute of Applied Physics (SINAP) in November reported it had achieved thorium-to-uranium fuel conversion inside an operating molten salt reactor (MSR). The milestone provides the first

The UK has confirmed that Wylfa on the island of Anglesey, North Wales, will host three Rolls-Royce small modular reactors (SMRs) that could deliver first power in the mid-2030s—launching a state-backed, fleet-based nuclear deployment through publicly owned entity Great British Energy–Nuclear (GBE-N). The UK government has framed the SMR project, which is underpinned by more […]

I’m lucky to learn firsthand about some of the world’s most cutting-edge technologies. I’ve seen artificial intelligence ace an AP biology test, long before AI became an everyday tool. I’ve seen genetically modified mosquitoes that stop malaria in its tracks. I’ve seen geothermal wells that go 15,000 feet below the surface of the earth.   But […]

Nuclear innovation firm TerraPower has teamed with the Utah Office of Energy Development (OED) and Flagship Companies, a Salt Lake City-based land development firm, to explore siting a Natrium advanced nuclear reactor in Utah. The effort, which could mark the next phase of TerraPower’s expansion beyond its much-watched reactor demonstration project in Wyoming, has the […]

Constellation Energy is evaluating specific regulatory pathways to enable potential deployment of advanced nuclear reactors at its Clinton Clean Energy Center. The measure could mark the first concrete steps toward next-generation nuclear development at the Illinois site now that the competitive generator has finalized a landmark 20-year agreement with Meta. Constellation disclosed on Tuesday that […]

Advanced nuclear firm Aalo Atomics has secured new capital and regulatory backing to complete construction of its 10-MWe Aalo-X reactor at Idaho National Laboratory (INL). The project, recently selected under the Department of Energy’s (DOE’s) new Nuclear Reactor Pilot Program, will demonstrate cold criticality by July 2026 in an unusually aggressive federal milestone for advanced […]

Advanced nuclear technology company Oklo entered into two separate high-profile collaborative agreements this week that seek to supply integrated energy solutions to data centers and large load industrial operations. The alliances—one with Liberty Energy, an energy services and technologies firm, and another with critical digital infrastructure provider Vertiv—mark the newest notch in the growing market […]

Nuclear microreactors developed separately by Westinghouse and Radiant are poised to become the first fueled designs tested at the Demonstration of Microreactor Experiments (DOME) facility—the world’s first dedicated microreactor test bed slated to open at Idaho National Laboratory (INL) in early 2026. The first fueled experiment is expected to begin as early as spring 2026. […]

In a new pilot program, the U.S. Department of Energy (DOE) issued an ambitious challenge: bring at least three advanced nuclear test reactors to criticality by July 4, 2026. Announced in June, the program sidesteps traditional Nuclear Regulatory Commission (NRC) licensing, seeking instead to authorize full-scale reactors on private sites through DOE’s internal review process. […]

The U.S. Department of Energy (DOE) has launched a novel pilot program that will allow private developers to build and operate full-scale advanced nuclear test reactors outside of the national laboratory system, without a license from the Nuclear Regulatory Commission (NRC). Through a new authorization model grounded in the Atomic Energy Act and a Trump-era […]

The U.S. Department of Energy (DOE) is inviting private-sector nuclear developers to submit proposals for experiments and demonstrations using its Microreactor Application Research Validation and Evaluation (MARVEL) project. The first-of-its-kind operational test bed for advanced microreactor technologies is now 90% through its final design phase, with key components already under fabrication. Idaho National Laboratory (INL), […]

What happens when a political U-turn suddenly upends years of decarbonization strategy? As the U.S. House of Representatives moves to dismantle key clean energy tax credits, POWER examines how utilities and developers are rethinking timelines, technologies, and financing, while racing to keep the energy transition on track.  On May 22, 2025, the U.S. House of […]

Advanced nuclear developer Oklo announced it has successfully completed borehole drilling for site characterization work at its Idaho National Laboratory (INL) site, marking a pivotal milestone as the company progresses toward constructing its first commercial Aurora Powerhouse—a liquid sodium–cooled fast reactor designed for scalable deployment. The standard nuclear project development step, involved “drilling of several […]

The Tennessee Valley Authority (TVA) has submitted the first portion of a construction permit application to the Nuclear Regulatory Commission (NRC) to build a GE Hitachi BWRX-300 small modular reactor (SMR) at its Clinch River Nuclear Site in Oak Ridge, Tennessee. If built, the Clinch River unit—dubbed CRN-1—will serve as a flagship for U.S. commercial […]

Advanced reactor developer X-energy and global materials science company Dow have submitted a construction permit application (CPA) to the U.S. Nuclear Regulatory Commission (NRC) for a first-of-its-kind small modular reactor (SMR) project at Dow’s Union Carbide Corp. (UCC) Seadrift Operations in Calhoun County, Texas. The filing marks a major step forward for the much-watched commercial-scale […]

The U.S. Department of Energy (DOE) has reissued a $900 million funding opportunity to accelerate deployment of Generation III+ small modular reactors (SMRs), removing community benefit requirements and shifting the focus solely to technical merit—a move that reflects the Trump administration’s revised energy and industrial priorities. The funding opportunity announcement (FOA)—officially designated DE-FOA-0003485—was first issued […]

Advanced nuclear firm Oklo has signed an Interface Agreement (IAG) with Idaho National Laboratory (INL), marking a key regulatory milestone in the siting and environmental review of its first commercial Aurora powerhouse—a compact passive fast-spectrum reactor—targeted for deployment at INL by late 2027. The IAG with INL—a U.S. Department of Energy (DOE)-owned and funded national […]

Data center power demand is accelerating, pushing the grid to its limits and prompting tech giants to bet on next-generation nuclear reactors. But given steep costs, regulatory hurdles, and uncertain

The power industry was once considered slow-moving and perhaps even boring. That is no longer the case as technology has expanded and power demand projections skyrocket. New reports released by analysts at

Advanced nuclear plant developer Last Energy will build 30 microreactors at a site in Haskell County, Texas, a measure aimed at meeting the growing power demands of data centers across the state. The development comes as Texas faces increasing pressure to ramp up its power supplies to address an expansion of energy-intensive industries. The Washington […]

Nuclear technology firm Terrestrial Energy has quietly been making progress on its Integral Molten Salt Reactor (IMSR) technology, laying the crucial groundwork for a commercial fleet by the early 2030s. Terrestrial Energy Simon Irish answered key questions about the company’s deployment timeline, market positioning, and competitive edge, offering an inside look at the company’s strategy […]

Texas A&M University System has unveiled four nuclear developers with which it plans to explore building and operating small modular reactor plants (SMRs) at its Texas A&M-RELLIS campus near College Station. The project—dubbed “The Energy Proving Ground”—is part of a state-supported initiative to deploy operational advanced reactors in Texas within the next five to seven […]

Advanced nuclear firm Oklo has partnered with Switch, a Las Vegas-based data center designer, builder, and operator, to deploy 12 GW of Aurora powerhouses through 2044 in a  historic deal hailed as “one of the largest corporate clean power agreements ever signed.” The two companies announced a groundbreaking Master Power Agreement on Dec. 18 to […]

While the past year has marked stunning triumphs for nuclear energy, experts caution that high costs, regulatory bottlenecks, and the need for market alignment remain major hurdles on the path to a true

In its quest to drive down costs while boosting safety, the nuclear industry has ramped up efforts to streamline operations and maintenance (O&M). New approaches target efficiency and resilience. If there

Marking the first-ever revival of a nuclear power plant in the U.S., the Department of Energy (DOE) on Sept. 30 finalized a $1.52 billion loan guarantee to Holtec International to support the recommissioning of the 800-MW Palisades nuclear plant in Covert Township, Michigan. Separately, the U.S. Department of Agriculture (USDA) awarded electric cooperative Wolverine Power […]

Municipal power utility Idaho Falls Power (IFP) has announced it is negotiating a power purchase agreement (PPA) with Aalo Atomics, a 2022-founded nuclear engineering firm inspired by Idaho National Laboratory (INL’s) MARVEL microreactor. Aalo on Sept. 16 confirmed it signed a memorandum of understanding (MOU) with the utility to explore the deployment of a fleet […]

Chinese researchers have confirmed the first of two units of the 200-MWe high-temperature modular pebble bed (HTR-PM) demonstration project at the Shidao Bay site in Rongcheng, Shandong Province, successfully