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Ask Ethan: Did our Universe really arise from nothing?

THE UNIVERSE, JUL 25 – Scientists analyze multiple valid definitions of "nothing" to assess if the Universe arose from it, with inflation theory suggesting a pre-Big Bang origin, yet some questions remain unresolved.

Summary by Big Think
The Big Bang was hot, dense, uniform, and filled with matter and energy. Before that? There was nothing. Here's how that's possible.

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Ask Ethan: Did our Universe really arise from nothing?

The Big Bang was hot, dense, uniform, and filled with matter and energy. Before that? There was nothing. Here's how that's possible.

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Quanta MagazineQuanta Magazine
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Why Did The Universe Begin?

Most cosmologists agree that our universe had a beginning. But the finer details about the Big Bang remain a mystery. A history of everything would explain all, or so theoretical physicists hoped. In his final years, Stephen Hawking working with Thomas Hertog proposed a striking idea: The laws of physics were not precisely determined before the Big Bang; they evolved as the universe evolved. Source

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Quanta Magazine broke the news in on Thursday, July 24, 2025.
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