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Bulletin of the Atomic Scientists

How Nuclear Security Can Help Bring the US and China Together on AI

Dr. Stephen Herzog proposes a 6-month U.S.–China pilot to test if AI can improve protection of civilian nuclear materials and facilities against theft, sabotage, and terrorism.

Dr. Siegfried Hecker and Dr. William Potter

Is Nuclear Cooperation with China Possible? Is It Desirable? Revisited.

Dr. Siegfried Hecker revisits the history of US-China cooperation in nuclear security.

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Partners in Rivalry: U.S.-China civil nuclear ties in historical perspective

A report by Yanliang Pan and Dr. Siegfried Hecker, with Dr. William Potter contributing, on U.S.-China cooperation in nuclear science, energy, and governance.

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A Personal Perspective of U.S.-China Nuclear Science and Security Cooperation

This article by Siegfried S. Hecker presents a historical narrative of U.S.-China cooperation in nuclear security following China’s political opening in the early 1970s.

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Call for Applications: Fall 2026 CNS Visiting Fellows Program

CNS is proud to announce a new call for applications for its internationally recognized Visiting Fellows Program for Fall 2026.

Technical Cooperation on Nuclear Risk Reduction with China

This article by Siegfried S. Hecker and Stanford University colleague Larry D. Brandt presents their efforts at technical cooperation and nuclear risk reduction with China.

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This Is Not the World Russia Wants

A belligerent America Is foiling Putin’s strategy.

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Mitigating Miscalculation The Role of Pre-Launch Notifications in Strategic Stability

The first comprehensive study that explores the critical role of pre-launch notifications for ballistic missiles and space-launch vehicles in maintaining global strategic stability.

The New York Times

Putin Had High Hopes for Trump. They Have Been Dashed.

Unable to get from Mr. Trump what he wants in Ukraine, Mr. Putin will fight on, sinking Russia’s resources ever more deeply into his calamitous war.

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Reliable Not Reckless

Dr. Stephen Herzog and co-authors analyze how global publics viewed the Biden administration’s extensive but restricted military aid to Ukraine in 2022-2023.