Fat Man and Little Boy is a 1989 American epic historical war drama film directed by Roland Joffé, who co-wrote the script with Bruce Robinson. The story follows the Manhattan Project, the secret Alli
Theatrical release poster
Demon core
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The demon core was a sphere of plutonium–gallium alloy that was involved in two fatal radiation accidents when scientists tested it as a fissile core of an early atomic bomb. It was manufactured in 19
Fat Man and Little Boy (film)
…and young physicist Michael Merriman question what they are doing. As Michael works with no protection from radiation during an experiment dubbed Tickling the Dragon's Tail, a probe he is holding slips from an apparatus and he is instantly bathed in a blue light, which is a visible result of a lethal dose of radiation. In…
A re-creation of the experiment involved in the 1945 incident. The sphere of plutonium is surrounded by tungsten carbide blocks acting as neutron reflectors.
The two physicists Harry Daghlian (center left) and Louis Slotin (center right) during the Trinity Test. Both died following supercritical accidents involving the "demon core".
A drawing based on the above sketch
Tickling the Dragons Tail