FPT What Heisenberg *ass*umed, seems to be that by the time physical assembly had happened, the nuclear reaction would be done. I'd recommend https://nuclearweaponarchive.org - it has quite a bi… (View Post)

Incidentally, Orange Herald was a classic airburst- (View Post)

It is beautiful. It’s born from the concentric symmetry of the device itself. The metals named after the Kings of Hell. The elegance of the physics. Of storms of neutrons denser than rock. Of X-rays … (View Post)

It’s more about detonation altitude. Both Nagasaki and Hiroshima were air busts - very little lingering radiation. Those who died, died from the prompt radiation from the bombs themselves, not fallou… (View Post)

Most believe that Israel achieved fission devices in the late 60s. The largest pure fission plutonium bomb ever fired was French, at 225Kt I believe. With access to 90% enriched uranium, the American… (View Post)