Nuclear criticality safety

Making "The Blue Flash:" Reconstructing fatal atomic accident
In 1946 radioactive Manhattan Project component killed a scientist when his screwdriver slipped
https://www.bbc.com/future/article/20230725-making-the-blue-flash-how-i-reconstructed-a-fatal-atomic-accident
Discussion: https://news.ycombinator.com/item?id=36872955

Demon core: https://en.wikipedia.org/wiki/Demon_core#Second_incident
T* ickling the Dragon's Tail: 1946 failed experiment to test exact point at which fissile material becomes critical

#history #DemonCore #LouisSlotin #NuclearEngineering #NuclearCriticality #NuclearSafety #criticality