# Our Universe could be trapped inside a black hole with no way out

An episode of [Instant Genius](https://invisiblenetwork.ai/podcast/1296673906), 8 Dec 2025, 46 min.

Audio: https://traffic.megaphone.fm/NSR7740451008.mp3?updated=1764936700

It sounds like a theory plucked from the page of a science fiction novel, but according to Enrique Gaztañaga from the University of Portsmouth, our entire Universe could be trapped inside a black hole. It's a mind-blowing theory, but it could help us better understand the fundamental nature of our reality. But how is it even possible for us to be inside a black hole? Will we ever know for sure? And what could lie beyond its boundaries. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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