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The definition of a microreactor is ambiguous. But whether your upper cutoff is 10 MW or 20 MW, the Microreactor Applications Research Validation and Evaluation (MARVEL) reactor that the Department of Energy plans to build is, at 100 kW, on the tiny side of micro.
Launching into tomorrow: NRIC guides new era of research and deployment
In June 2025, the Department of Energy announced the Reactor Pilot Program, an authorization pathway that allowed reactor developers to partner with the DOE to get first-of-a-kind (FOAK)...
GAIN makes diverse selections for its third round of awards this year
p.p1 {margin: 0.0px 0.0px 8.0px 0.0px; font: 10.0px Verdana; color: #000000} span.s1 {text-decoration: underline ; color: #0000ff} The Department of Energy’s Gateway for Accelerated...
DOME: Legacy built, future ready
In 2019, a familiar landmark at Idaho National Laboratory was scheduled for demolition. Though striking for both its physical presence and its significance to nuclear history, the containment...
Oklo signs MOU with Standard Nuclear to explore plutonium recycling
Oklo announced that it has signed a memorandum of understanding with Standard Nuclear to explore commercial collaboration on nuclear fuel recycling and advanced fuel manufacturing. According...
DOE announces $17.5B in conditional loans for AP1000 builds
Earlier today, the Department of Energy announced that it has issued a conditional loan commitment to finance the purchase of “long-lead time items needed to rebuild America’s commercial...
NRC to make sweeping changes to fuel cycle regs
Responding to several executive orders and the ADVANCE Act of 2024, the Nuclear Regulatory Commission is proposing to modernize its fuel cycle and materials licensing requirements by amending...
Valar’s Ward 250 reaches criticality in Utah
El Segundo, Calif.–based start-up Valar Atomics has taken its Ward 250 test reactor critical at the Utah San Rafael Energy Lab (USREL), becoming the second company in the Department of...
MARVEL team shares lessons learned through microreactor development
On June 1 at the American Nuclear Society’s Annual Conference in Denver, Colo., a team from Idaho National Laboratory presented a session titled “Lessons Learned from MARVEL Reactor...
Oklo secures DOE PDSA approval
On Thursday, Oklo announced that the Department of Energy’s Idaho Operations Office had approved the preliminary documented safety analysis (PDSA) for the company’s first deployment of its...
Thea Energy collaborates with AI companies to develop stellarator digital twin
Thea Energy has announced it is working with Nvidia and Synopsys to develop a digital twin of its stellarator fusion power plant concept, called Helios.The team, which also includes Argonne...
