Reducing nuclear risk

Through open-source research, analytical foresight and engagement of impact-capable networks.

The goal of Open Nuclear Network is to reduce the risk that nuclear weapons are used in response to error, uncertainty or misdirection, particularly in the context of escalating conflict, using innovation, inclusion and dialogue supported by open source data.

Monitor

Monitor and assess open source data

Analyse

Analyse information and produce actionable briefs

Engage

Engage decision makers through trusted networks

De-Escalate

Improve dialogue and de-escalate nuclear threat

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OUR COMMITMENTS

Innovation

Using cutting edge technologies for open source data analysis

Inclusion

Working with professionally and culturally diverse teams of experts and decision makers from all relevant countries.

Dialogue

Making sure that the conflict we are working on is resolved through peaceful diplomatic means where all parties could have substantive conversation about the root-cause of the conflict supported by fact-based analysis

Latest Analyses, News and Events

Modeling Plutonium Production in the Experimental Light Water Reactor of North Korea

New analysis assesses how North Korea’s Experimental Light Water Reactor could support plutonium production, combining reactor-core modelling with satellite imagery. It identifies operational indicators and realistic production ranges, offering the international community tools to monitor the North Korea’s nuclear fuel cycle.

December 18, 2025
Kseniia Pirnavskaia at Pugwash Conferences in Hiroshima

In Hiroshima, ONN’s Kseniia Pirnavskaia contributed to both the International Student/Young Pugwash Conference and the 63rd Pugwash Conference, presenting research on the Third Nuclear Age and non-traditional security, leading a 2026 nuclear forecasting exercise and serving as rapporteur in the disarmament, non-proliferation and arms control working group.

November 11,2025
ONN Welcomes Professor Michiru Nishida to ONN Advisory Council

ONN welcomes Professor Michiru Nishida to the ONN Advisory Council. A leading expert in nuclear arms control, disarmament and non-proliferation, Professor Nishida brings decades of experience as a scholar and former Japanese diplomat, strengthening ONN’s engagement with Asia-Pacific perspectives on nuclear risk reduction.

December 15,2025