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Nature 415, 853-857 (21 February 2002) | doi:10.1038/415853a

Science of nuclear warheads

Keith O'Nions1, Robin Pitman2 & Clive Marsh3

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Little has been published about nuclear warhead science. Here we set out elements of the programme that will underpin future assessments of the safety and performance of Britain's warheads in compliance with treaty obligations.

Britain last carried out an underground nuclear test ten years ago. The 1998 Strategic Defence Review confirmed the need for nuclear weapons until security can be assured without them.