Argonne researchers study the movement of dust particles from concrete surfaces during a simulated radiological contamination scenario, measuring how pedestrians and moving cars affect the spread of the particles.

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‘I made one great mistake in my life – when I signed the letter to President Roosevelt recommending that atom bombs be made; but there was some justification – the danger that the Germans would make them.’ – Albert Einstein in 1954, about a letter he wrote to the President in 1939.

The stalled US–Iran negotiations on Tehran’s nuclear program and President Donald Trump’s announcement of a US-Saudi nuclear agreement have put nuclear weapons back in the spotlight.

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In October 2022, Biden administration officials feared that Russia might use a nuclear weapon in Ukraine. For more than a decade prior, Western strategists had debated whether Russia’s nuclear strategy included an option to “escalate to deescalate” a conflict using a nuclear weapon.

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We are on the cusp of a potential era of increased nuclear proliferation.  We have been assessing “Who’s Next” and looking for innovative ways to stop further proliferation.  It is clear that traditional approaches are not adequate.  Is the U.S./Kingdom of Saudi Arabia Peaceful Nuclear Cooperation Agreement a new approach to stop proliferation or is it a proliferation-prone mistake? 

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