International

X-Energy this week submitted an application for its Xe-100 small modular reactor to the United Kingdom’s Generic Design Assessment process. The company is developing the Xe-100 reactor, which is a high-temperature gas-cooled SMR capable of producing 80 megawatts of electricity. The reactor, which is also being reviewed by the Nuclear Regulatory Commission in the United […]

As part of its efforts to remove high-risk radioactive material from the world, the Department of Energy’s National Nuclear Security Administration (NNSA) said Friday it has taken the last cesium-137 blood irradiator from Lebanon. It is an important milestone, NNSA said in a Friday May 29 press release. That’s because the cesium inside these medical […]

The president of the 2026 Nuclear Non-Proliferation Treaty (NPT) Review Conference says continued engagement among the five recognized nuclear-weapon states is critical to reducing risks and preserving prospects for future arms control progress amid growing geopolitical tensions. Speaking at the Arms Control Association’s annual meeting, Vietnam’s United Nations Ambassador Do Hung Viet said disagreements among […]

The president of the 2026 Nuclear Non-Proliferation Treaty (NPT) Review Conference says continued engagement among the five recognized nuclear-weapon states is critical to reducing risks and preserving prospects for future arms control progress amid growing geopolitical tensions. Speaking at the Arms Control Association’s annual meeting, Vietnam’s United Nations Ambassador Do Hung Viet said disagreements among […]

Sen. Jeff Merkley (D-Ore.) remains concerned that a prospective U.S.-Saudi Arabia 123 agreement may not include the “gold standard” nonproliferation provisions that bar uranium enrichment and spent fuel reprocessing. “You know, I have raised this at every opportunity, and always the answer is opaque,” Merkley said in an interview. “But what my impression is, no […]

Sen. Jeff Merkley (D-Ore.) remains concerned that a prospective U.S.-Saudi Arabia 123 agreement may not include the “gold standard” nonproliferation provisions that bar uranium enrichment and spent fuel reprocessing. “You know, I have raised this at every opportunity, and always the answer is opaque,” Merkley said in an interview. “But what my impression is, no […]

An Iranian withdrawal from the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) could destabilize the Middle East nonproliferation regime and prompt regional states to reconsider their treaty commitments, Iran scholar Sina Azodi said this week. Speaking at a Monday event hosted by the Stimson Center and moderated by former Iran task force leader Barbara […]

An Iranian withdrawal from the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) could destabilize the Middle East nonproliferation regime and prompt regional states to reconsider their treaty commitments, Iran scholar Sina Azodi said Monday. Speaking at an event hosted by the Stimson Center and moderated by former Iran task force leader Barbara Slavin, Azodi […]

Russia said Tuesday it successfully tested a nuclear-capable intercontinental ballistic missile and plans to field the weapon later this year, a move that came as ceasefire efforts in Ukraine appeared increasingly strained. The country had carried out a successful test of the Sarmat intercontinental ballistic missile, according to comments made during a meeting with Strategic […]

Russia said Tuesday it successfully tested a nuclear-capable intercontinental ballistic missile and plans to field the weapon later this year, a move that came as ceasefire efforts in Ukraine appeared increasingly strained. The country had carried out a successful test of the Sarmat intercontinental ballistic missile, according to comments made during a meeting with Strategic […]

The Department of Energy Idaho Operations Office approved Aalo Atomics documented safety analysis for the company’s Aalo-X critical test reactor April 30, the company said Tuesday. This approval under DOE’s authorization for the reactor pilot program puts Aalo into its final pre-operational phase, the operational readiness review, Aalo said. The Austin, Texas-based microreactor developer joins […]

The Canadian government plans to unveil a new energy strategy centered around bolstering its domestic nuclear industry, according to an April 29 press release. The new plan, Nuclear Energy Strategy for Canada, will be released by the end of this year. Canada’s Minister of Energy and Natural Resources Tim Hodgson made the announcement during the […]

Russia possesses the world’s largest nuclear arsenal, a position it is leveraging alongside an expanding set of strategic capabilities, according to a May 1 report by the Congressional Research Service and U.S. Naval Institute. The report said Pentagon’s 2026 National Defense Strategy assesses that Moscow maintains the biggest stockpile globally and continues to modernize and […]

A drone strike targeted infrastructure at the Russian-occupied Zaporizhzhia nuclear power plant on May 3, according to the International Atomic Energy Agency (IAEA).   The IAEA said on X Sunday the drone hit an external radiation control laboratory located outside the plant’s main perimeter. No injuries were reported, and the extent of damage remains unclear pending […]

Russia possesses the world’s largest nuclear arsenal, a position it is leveraging alongside an expanding set of strategic capabilities, according to a May 1 report by the Congressional Research Service and U.S. Naval Institute. The report said Pentagon’s 2026 National Defense Strategy assesses that Moscow maintains the biggest stockpile globally and continues to modernize and […]

The Canadian government plans to unveil a new energy strategy centered around bolstering its domestic nuclear industry, according to an April 29 press release. The new plan, Nuclear Energy Strategy for Canada, will be released by the end of this year. Canada’s Minister of Energy and Natural Resources Tim Hodgson made the announcement during the […]

A drone strike targeted infrastructure at the Russian-occupied Zaporizhzhia nuclear power plant on May 3, according to the International Atomic Energy Agency (IAEA).   The IAEA said on X Sunday the drone hit an external radiation control laboratory located outside the plant’s main perimeter. No injuries were reported, and the extent of damage remains unclear pending […]

By Alice Marchuk, Jack Goras, and Aaron Larson At 1:23 a.m. local time on April 26, 1986, a sudden and uncontrollable power surge destroyed Unit 4 of the Chernobyl Nuclear Power Plant, located about 130 kilometers (km, 81 miles) north of Kyiv and just 20 km (12.5 miles) south of the Belarusian border. The explosion—followed […]

The Navy last Thursday awarded General Dynamics’ Electric Boat division an initial $197 million contract to support the AUKUS program as it helps Australia set up the capability to build and maintain nuclear-powered attack submarines.  AUKUS is the trilateral framework between the U.S., Australia and the United Kingdom to supply nuclear-powered submarines and other nuclear […]

The International Atomic Energy Agency (IAEA) posted a video April 26 remarking on the 40th anniversary of the Chernobyl Nuclear Power Plant disaster, known to many as the “worst nuclear accident ever.” “We are marking a somber anniversary,” Rafael Grossi, the director general of the international nuclear watchdog, said in the video on the agency’s […]

The Navy last Thursday awarded General Dynamics’ Electric Boat division an initial $197 million contract to support the AUKUS program as it helps Australia set up the capability to build and maintain nuclear-powered attack submarines.  AUKUS is the trilateral framework between the U.S., Australia and the United Kingdom to supply nuclear-powered submarines and other nuclear […]

The International Atomic Energy Agency (IAEA) posted a video April 26 remarking on the 40th anniversary of the Chernobyl Nuclear Power Plant disaster, known to many as the “worst nuclear accident ever.” “We are marking a somber anniversary,” Rafael Grossi, the director general of the international nuclear watchdog, said in the video on the agency’s […]

Secretary of Energy Chris Wright told the Senate Energy and Environmental Resources Committee Tuesday Department of Energy nuclear experts are involved in negotiating a nuclear deal with Iran, including himself. “Look, I’m the primary energy advisor to the president and have been discussing the Iran situation, and potential solutions to the Iran situation since the […]

Secretary of Energy Chris Wright told the Senate Energy and Environmental Resources Committee Tuesday Department of Energy nuclear experts are involved in negotiating a nuclear deal with Iran, including himself. “Look, I’m the primary energy advisor to the president and have been discussing the Iran situation, and potential solutions to the Iran situation since the […]

Officials in Grand County, Utah joined Department of Energy representatives April 9 to celebrate removal of 16 million tons of tailings from a site next to the Colorado River as part of the Moab Uranium Mill Tailings Remedial Action Project. DOE said. Commemorative plaques now honor the Moab Project that started in 2009, according to […]

The Department of Energy’s Lawrence Livermore National Laboratory has entered into a partnership this week with the nuclear fusion startup Inertia Enterprises to explore and develop new fusion technology. According to LLNL’s Tuesday press release, the partnership consists of a cooperative research and development agreement focused on laser development and two strategic partnership projects. The […]

President Donald Trump said Thursday on Truth Social Tehran agreed to give up the uranium buried after the Midnight Hammer airstrikes in June 2025, which would greatly reduce Iran’s ability to construct a nuclear weapon if true. Tehran has not yet confirmed the agreement, according to the Washington Post. Earlier this week, U.S.-Iran nuclear negotiations […]

Rafael Grossi, director general of the International Atomic Energy Agency, said Wednesday North Korea has made a “very serious increase” to progress on its Yongbyon nuclear weapons complex, with expansions possibly including a new uranium enrichment facility. Grossi made his comments at a filmed press conference in Seoul, South Korea, where he met with South […]

Rafael Grossi, director general of the International Atomic Energy Agency, said Wednesday North Korea has made a “very serious increase” to progress on its Yongbyon nuclear weapons complex, with expansions possibly including a new uranium enrichment facility. Grossi made his comments at a filmed press conference in Seoul, South Korea, where he met with South […]

United States–Iran nuclear negotiations have hit a stalemate over a fundamental dispute on uranium enrichment limits, major news outlets reported this week, underscoring the gap between nonproliferation demands and Tehran’s red lines. The U.S. proposed a sweeping restriction that would require Iran to halt uranium enrichment for up to 20 years and relinquish its existing […]