> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
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# How To Build The Universe in a Computer
- URL: https://www.cascadepbs.org/show/pbs-space-time/episode/how-to-build-the-universe-in-a-computer-hztz6i/
- Published: 2024-04-02T23:12:18.000Z
- Updated: 2025-08-21T13:46:48.000Z
- Description: We explore the possibility of building a universe and all the limitations it presents.
- Author: Cascade PBS Staff
- Tags: PBS Space Time, Season 8, Episode 4, #ZZZ_Episode_14b83567-fbb1-4206-ad83-aa4fd841d240, #episode, #ZZZ_Show_ae70f836-13b6-4c9d-b61f-99f7b8bc29eb, #v1.16

We routinely simulate the universe on all of its scales, from planets to large fractions of the cosmos. We’re going to see how it’s possible to build a universe in a computer - and see whether there’s a limit to what we can simulate.