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Billion-dollar fusion machine targets energy record and nuclear weapons research

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Pacific Fusion is constructing a billion-dollar fusion energy facility adjacent to a US nuclear weapons laboratory with the dual purpose of attempting to set a new record in fusion energy production and conducting nuclear weapons-related research. The partnership between the private fusion company and the weapons laboratory represents an unusual collaboration that aims to leverage shared technical expertise and infrastructure. Construction has begun on the ambitious project which seeks to advance both civilian energy and national security objectives.


This project could accelerate fusion energy development by combining private sector innovation with government laboratory resources and expertise. The dual-use nature of the facility raises important questions about the intersection of clean energy research and nuclear weapons programs, potentially setting a precedent for future public-private collaborations in fusion technology.


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Nuclear fusion 23 articles Explore Concept → Nuclear weapons Concept coming soon

Nature, Published online: 24 August 2026; doi:10.1038/d41586-026-02620-3

Pacific Fusion is breaking ground next door to a US nuclear-weapons laboratory, hoping the partnership will give it an edge.

Source: Billion-dollar machine aims to set a fusion-energy record — and study nuclear weapons