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Into the Impossible With Brian Keating

Into the Impossible With Brian Keating

The Universe Didn’t Come From Nothing | The Peter McCormack Show

Aug 28, 2026 · 1h 46m

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On this episode

About this episode

I joined Peter McCormack to dig into one of the deepest unanswered questions in physics: what is time, and why does it only seem to move in one direction? My answer might surprise you. Time may not be a fundamental feature of reality at all, and understanding space, matter, and energy still doesn't mean we understand the universe itself. We cover: - What may have existed before the Big Bang - Why something can't truly come from nothing - How my work with the Simons Observatory could detect gravitational waves from the universe's earliest moments - What dark matter actually means - Why even a film as detail-obsessed as Interstellar still gets the physics wrong. The conversation then turns…