The worst part of an atomic explosion is the blast. Unlike normal explosives, the pressure wave of a nuke goes back and forth, squeezing solid objects like a giant fist. There’s the fireball, of course, which will vaporize anything in its radius at the moment of detonation, but that is a mathematical constant, easily predicted from the yield of the warhead, and short-lived. The shock wave radiates out from the hypocenter of the explosion, bouncing off mountainsides and flattening everything in its way, squeezing structures into piles of rubble and then blowing them apart. It’s the most violent
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