Plutonium pits

The US Just Made A New $141 Billion Thermonuclear Warhead 1

The US Just Made A New $141 Billion Thermonuclear Warhead

The U.S. Department of Energy’s National Nuclear Security Administration (NNSA) has just made a big announcement: they’ve finished building a key part of the W87-1 nuclear warhead, something called a “plutonium pit.” This pit is a radioactive core that acts as the first-stage trigger to start the explosion in a

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