US continues to upgrade W88 nuclear warheads for Trident II intercontinental ballistic missiles with a launch range of 12,000 km

W88 nuclear warhead modernized with brain transplant

NNSA Produces First Upgraded Warhead For Sub-Launched Nukes - Breaking Defense

What Russia's nuclear escalation means for Washington, with world's third-largest atomic arsenal

What would happen if a nuclear warhead hit a nuclear powerplant? - Quora

Hans Kristensen on X: NNSA says W88 Alt370 Production Unit was completed 1 July “one month ahead of schedule” Ahem: Initially scheduled for 1QFY20, it was delayed until 4QFY21. So ahead

Newly Declassified Data Shows Unexplained Increase In U.S. Nuclear Warhead Stockpile

US Deploys New Low-Yield Nuclear Submarine Warhead - Federation of American Scientists

W80 (nuclear warhead) - Wikipedia

Silhouettes of the bomb

RIAC :: U.S. Nuclear Warheads' Scary Modernization