Week 42 of 2025 saw global momentum for nuclear energy accelerate with major initiatives spanning technology, policy, and international partnerships. The US Army unveiled the Janus Program to deploy advanced microreactors for resilient military energy, while X-energy, Amazon, Korea Hydro & Nuclear Power, and Doosan Enerbility announced a $50 billion partnership for Xe-100 small modular reactor deployment to serve US data centers and artificial intelligence growth. Work began to restore power at the Zaporizhzhia nuclear plant following a four-week blackout, highlighting ongoing security concerns in Ukraine. The DOE released its Fusion Science & Technology Roadmap outlining strategic gaps for commercialization by the mid-2030s and highlighting AI's role in managing fusion complexity. Deep Isolation called for integrated waste disposal solutions as part of advanced nuclear deployment, and Canada approved Ontario Power Generation's new nuclear waste facility. Global industry leaders continued calling for partnerships and supply chain action to double nuclear capacity by 2040, while the World Nuclear Industry Status Report provided fresh analysis on newbuild trends, phaseouts, and international interdependencies.