Nuclear News

U.S. Secretary of Energy Chris Wright delivered a keynote address at CERAWeek 2025, emphasizing the administration’s commitment to expanding American energy production while ensuring affordability, reliability, and security.Wright criticized previous energy policies for focusing too narrowly on climate concerns, arguing that they led to higher costs and economic instability. He reaffirmed the administration’s support for natural gas, nuclear, and expanded energy infrastructure…

In the ever-evolving quest for cleaner, more efficient energy sources in maritime vessel operations, nuclear power has re-emerged as a topic of serious discussion, as shipowners eye the International Maritime Organization push to ‘net zero’ on or around 2050. Admittedly, there is no ‘silver bullet’ solution for the entirety of maritime premised on the wide variety of routes and ship types, but nuclear holds promise in several large-ship, oceangoing sectors. Phil Lewis, Director of Research at Intelatus…

Core Power, NorthStandard, and Lloyd’s Register (LR) jointly published Advanced Maritime Nuclear: A unique opportunity for the UK. The new paper sets out a policy framework for the UK Government to support the deployment of advanced small nuclear reactors on commercial ships and FNPPs. The report argues that the Department for Transport should include nuclear-powered shipping and FNPPs in an updated Clean Maritime Plan (CMP) and long-term nuclear strategy.In the foreword to the paper…

A nuclear-propelled containership designed by HD Korea Shipbuilding & Offshore Engineering (HD KSOE) received approval in principle from ABS.The design for a 15k TEU vessel uses a propulsion system comprised of a molten salt reactor (MSR) for heat and a supercritical carbon dioxide (SCO2) system for power generation. Unlike conventional ships, nuclear-powered vessels do not require engine exhaust systems or fuel tanks. HD KSOE has optimized the space previously occupied by large engine room equipment to accommodate additional containers, enhancing economic efficiency.

“New nuclear technology is a global decarbonization solution and a commercial shipping disruptor. There is no net zero by 2050 without nuclear.”That was the view from ABS Chairman and CEO Christopher J. Wiernicki, speaking at the Core Power New Nuclear for Maritime Houston Summit.“New nuclear is a transformational technology. It disrupts the commercial model, the economics of shipping, as well as the operation of vessels and, of course, their design,” said Wiernicki. “Not only does it offer zero carbon operations but higher power with faster transit speeds…

The industry’s first comprehensive rules for floating nuclear power plants have been unveiled by American Bureau of Shipping (ABS) at a forum for nuclear industry leaders held jointly with Idaho National Laboratory (INL).Held at ABS’ world headquarters in Texas, the event saw presentations on the latest reactor technologies from leading companies and publication of a detailed study from ABS and Herbert Engineering modeling the design, operation and emissions of a floating nuclear…

A U.S. nuclear-powered submarine will undergo maintenance in Australia for the first time on Friday, a key step by AUKUS partners to deter aggression in the Indo-Pacific, the defense ministers of Australia, Britain and the United States said.Australian personnel trained with the United States and Britain over the past year ahead of the submarine maintenance at HMAS Stirling in Western Australia, involving personnel from the three nations."Our navies are committed to reinforcing…

Danish shipping group Maersk has agreed to join a study by maritime services firm Lloyd's Register (LR) and UK-based Core Power, that will assess the potential for nuclear-powered container shipping in Europe, LR said on Thursday.The maritime industry has been exploring whether nuclear fuel can be used to power commercial ships as technological advancements have opened up such options, but industry officials last year said nuclear fuel solutions for ships were at least a decade away.Maersk, LR and Core Power will assess the regulatory feasibility and frameworks that would be needed for a conta

Russia is pushing back the commissioning of its planned 120 megawatt (MW) icebreakers, according to media reports.First Deputy Prime Minister of the Russian Federation Denis Manturov said the lead nuclear-powered icebreaker of Project 10510 Leader series, Rossiya, is scheduled to be comissioned in 2030, three years later than originally planned, Russian newspaper Kommersant reported. Construction has been underway at the Zvezda shipbuilding complex in the Russian Far East since 2020…

Russia said on Monday that emergency workers had put out a fire on a Soviet-era nuclear-powered cargo-icebreaker ship and the state company which runs the vessel said there had been no casualties and no threat to the security of the reactor.The fire broke out on Sunday in one of the cabins of the Soviet-made Sevmorput ship, which is currently at dock in the northern Russian city of Murmansk, the emergency ministry said.The fire, which at its peak covered an area of about 30 square meters (323 square feet)…

On December 8, 1953 President Dwight D. Eisenhower addressed the 470th Plenary Meeting of the United Nations General Assembly. The speech he delivered is often recognized as his effort to introduce “Atoms for Peace”, a program to move nuclear fission and technology away from weapons development and into clean energy.As a result of that effort and program, the NS Savannah was built and delivered as the first nuclear-powered merchant ship. She was built in the late 1950s at a cost of $46.9 million and launched on July 21, 1959.

A design for a floating offshore nuclear power barge from HD Korea Shipbuilding & Offshore Engineering (KSOE) and KEPCO Engineering and Construction Company, Inc. (KEPCO E&C) received approval in principle (AIP) from ABS.Project collaborators include ABS, HD KSOE, KEPCO E&C and the Liberian International Ship & Corporate Registry (LISCR).The floating small modular reactor (SMR) barge is intended to serve as offshore power generation for remote communities and island electrification.

Fincantieri, reactor developer newcleo and class society RINA have agreed to carry out a feasibility study for nuclear applications to the shipping industry, including newcleo’s lead-cooled small modular reactors (SMRs) technology.The deployment of newcleo’s lead-cooled fast reactor (LFR) for naval propulsion would involve placing a closed mini reactor on vessels as a small nuclear battery producing a 30MW electric output. This would require infrequent refuelling (only once every 10-15 years)…

New research explores how nuclear propulsion could transform the design, operation and emissions output of vessels in the commercial maritime industry.Classification society ABS said it commissioned Herbert Engineering Corp. (HEC) to carry out the study to examine the potential of advanced modern reactor technology for commercial marine propulsion. The study is designed to help industry better understand the feasibility and safety implications of nuclear propulsion and to support future development projects.The study…

Scientists warn that climate change is the greatest peril that humankind has ever faced. Yet oil and gas exploration is set to clock the highest growth for more than a decade this year and next. Protesters cause disruption but, for the moment, hydrocarbon energy underpins life as we know it“Offshore oil and gas production probably matters now more than ever,” said Audun Martinsen. The Rystad Energy Partner and Head of Energy Research told Maritime Reporter & Engineering News.“It…

A group of partners in South Korea has set out to develop, demonstrate and commercialize vessels powered by small modular reactors (SMR).Nuclear power for ships has been gaining interest amid stricter greenhouse gas emissions regulations in the international shipping sector.Nine participating institutions, including KAERI, Gyeongsangbuk-do, Gyeongju-si, Korea Research Institute of Ships and Ocean Engineering (KRISO), Korean Register (KR), H-Line Shipping Co., Ltd., HMM Co., Ltd., Wooyang Shipping Co., Ltd., Sinokor Merchant Marine Co., Ltd.

Testing, inspection and certification specialist Bureau Veritas and nuclear power technology developer ThorCon have entered an agreement for the technology qualification and the subsequent development of a 500-megawatt (MW) molten salt nuclear power barge for operations in Indonesia.The concept developed by ThorCon is a molten salt fission reactor that operates at low pressure and uses liquid fuel. The liquid fuel enables much higher operating temperatures, leading to greater…

President Vladimir Putin on Tuesday touted Russia's Arctic power at a flag-raising ceremony and dock launch for two nuclear-powered icebreakers that will ensure year-round navigation in the Western Arctic.Presiding via video link from the Kremlin at the launch ceremony in the former imperial capital of St Petersburg in northern Russia, Putin said such icebreakers were of strategic importance for the country."Both icebreakers were laid down as part of a large serial project and are part of our large-scale…

Nuclear energy could be applied and should be considered as a viable marine propulsion option in the future, according to independent ship design company C-Job Naval Architects.Based on new research shared on Tuesday, C-Job concludes that the Molten Salt Reactor has the most potential in the long term. The combination of passive safety, high burn-up, and the future potential to use the thorium cycle make it the best fit for maritime application. With thorium, the high-level nuclear waste longevity can be reduced from more than 10…

The U.S. Department of Energy (DOE) has awarded ABS a contract to research barriers to the adoption of advanced nuclear propulsion on commercial vessels.The $800,000 research project – awarded by the DOE’s Office of Nuclear Energy last year and formally contracted through its U.S. Industry Opportunities for Advanced Nuclear Technology Development funding opportunity – will address challenges to adopting new reactor technology in commercial maritime applications. ABS will develop models of different advanced reactor technologies for maritime applications and develop an industry advisory on the commercial use of modern nuclear power.Support will be provided by the Department of Energy’s National Reactor Innovation Center (NRIC), based at Idaho National Laboratory.

Ulstein today unveiled a vessel concept that it claims is capable of making the vision of zero emission cruise operations a reality. Dubbed Ulstein Thor, the 149m 3R (Replenishment, Research and Rescue) design will feature a Thorium Molten Salt Reactor (MSR) to generate vast amounts of clean, safe electricity. This enables the vessel to operate as a mobile power/charging station for a new breed of battery driven cruise ships.Ulstein believes Thor may be the missing piece of the zero emissions puzzle for a broad range of maritime and ocean industry applications.

Floating nuclear power plants (FNPPs) may not immediately spring to mind as providing a solution to several of today’s key global challenges – but FNPP development is emerging as a means of decentralized stand-alone production of cost competitive hydrogen-based fuels and clean electricity and water, according to a new report by Intelatus Global Partners.The commercial case for deployment of FNPPs featuring small modular reactors is founded in the growing demand for hydrogen and…

A panel of experts advising Japan's government on a disposal method for radioactive water from the destroyed Fukushima nuclear plant on Friday recommended releasing it into the ocean, a move likely to alarm neighboring countries.The panel under the industry ministry came to the conclusion after narrowing the choice to either releasing the contaminated water into the Pacific Ocean or letting it evaporate - and opted for the former. Based on past practice it is likely the government…