US private fusion company Commonwealth Fusion Systems has installed the disc-shaped stainless steel cryostat base, marking the start of the assembly of the SPARC tokamak. Meanwhile, Fusion for Energy has completed the manufacture of the eight torus and cryostat cryopumps for the ITER tokamak.

The extended funding round is intended to support Germany-based Marvel Fusion's transition from its research and development phase towards industrial deployment.

The Japan Atomic Energy Agency has developed what it says is the world's first "uranium rechargeable battery" and that tests have verified its performance in charging and discharging. Meanwhile, South Korean researchers have developed a prototype betavoltaic battery powered by the carbon-14 isotope.

NANO Nuclear Energy Inc has assembled the first reactor core hardware of its ZEUS solid core battery reactor for initial non-nuclear testing.

The two California-based companies have formed a strategic partnership to develop the first commercial nuclear-powered spacecraft for deep-space applications.

NRG-Pallas - operator of the High Flux Reactor at Petten in the Netherlands - has been contracted by Kairos Power of the USA to perform irradiation demonstrations and qualifications of fuels and materials that will be used in its small modular reactor.

Finland's Lappeenranta-Lahti University of Technology is to build two new test facilities at its nuclear engineering laboratory on its Lappeenranta campus for research into the safety of small modular reactors.

Researchers at Linköping University in Sweden have developed a document - referred to as a Key Information File - aimed at maintaining awareness of the final repository for used nuclear fuel in Forsmark for future generations.

The National Nuclear Energy Commission has begun a three-year project to demonstrate the feasibility of the development of a Brazilian 3-5 MW microreactor.