Calculation of the brightness of the fireball from the first nuclear explosion: the Trinity test. A precise value is determined compared to the popular "brighter than a thousand suns". Additionally, a description of the story behind the famous "'Now I Am Become Death, the Destroyer of Worlds", the meaning of the quote, and what Oppenheimer wanted to express.
Playlist Physics of Nuclear Weapons: https://www.youtube.com/playlist?list=PL_UV-wQj1lvUhNttvv4_KsYrQxHygj3Ey
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00:00 introduction
01:54 brighter than a thousand suns
02:51 brightness calculation
07:35 destroyer of worlds
A. Wellerstein article "Oppenheimer and the Gita" https://blog.nuclearsecrecy.com/2014/05/23/oppenheimer-gita/