Blog: Qu'est-ce que c'est que ca?
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original: https://questcequecestqueca.tumblr.com/post/94425055371
Atomic Bomb Blast, 1955 Blue afterglow remains in the atmosphere surrounding the atomic cloud as the mushroom takes shape in the thin light of dawn. The weird effect persisted about 7 seconds after the boiling mass lost its firey hues.