Before the Big Bang - What Came Before Time?

Join us as we journey beyond the birth of the universe to unravel the mysteries of what might have preceded the Big Bang—and whether time itself had a beginning.

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Credits:

Before the Big Bang - What Came Before Time?

Episode 738; July 20, 2025

Written, Produced & Narrated by: Isaac Arthur

Select imagery/video supplied by Getty Images

Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

0:00 Intro Asking the Impossible

2:08 The Limits of Time and Spacetime

7:45 Beyond the Big Bang: Alternate Beginnings

14:38 Other Realities: Higher Dimensions and Shadow Universes

18:28 Emergent Time

22:38 Bubble Collisions and Multiverse Scars

24:44 Conclusion: What Came Before Time?

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