W88 nuclear warhead modernized with brain transplant

A key component of the US nuclear deterrent has reached a major milestone as production of the first upgraded W88 Alt 370 nuclear warhead is completed. Developed by Sandia National Laboratories, the Kansas City National Security Campus, the Y-12 National Security Complex, Los Alamos National Laboratory, and Pantex, the upgraded warhead gets an improved arming mechanism, or “brain”, as part of the program to extend its service life.

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W87

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