Christopher Nolan succeeded in reproducing a nuclear weapon explosion without CG

(1)Christopher Nolan Successfully Reproduced Nuclear Weapons Explosion Without CG Oppenha Imax Black and White Filming Overseas Issue For the First Time in History MyDaily Article Sent 2022-12-13 1644
(2)Robert Downey Jr.
(3)Director Christopher Nolan’s work Offenheimer 23 7 21 Change the World Forever
(4)Christopher Nolan, 52, director of Oppenheimer, said he succeeded in reproducing a nuclear weapon explosion without using CG