@anselmahornsby7: Asking what happened before the Big Bang may be like asking what is north of the North Pole. A short universe mystery from A Brief History of Time. 时间之前有什么：Time may be part of the universe, not a stage that existed before it. #SpaceTok #PhysicsTok #Cosmology #BlackHole #LearnOnTikTok #SoviAI

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Saturday 29 August 2026 23:05:39 GMT