January 9, 2019

On 15 May 1957, Britain tested its first hydrogen bomb as part of the first Grapple series of tests. Although quickly hailed as a success, the test’s actual disappointing yield was withheld until 1993. Was this a premeditated lie as part of a ‘thermonuclear bluff’? New archival research has revealed...

August 1, 2018

Although President Vladimir Putin announced a slew of nuclear delivery systems in March 2018, perhaps the greatest threat to the UK’s current nuclear weapons policy is the growing capability of Russian anti-ballistic missile (ABM) systems. Improved missile defences could prompt Britain to reassess i...

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The UK Project on Nuclear Issues (UK PONI) promotes a cross-generational debate on contemporary nuclear issues. Nuclear Reactions is the blog of UK PONI, where all members can contribute new ideas and research.

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