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Series

Secrets of Size: Atoms to Supergalaxies

  • Documentary

Last verified: 12/04/2026

8.2/10IMDb
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Synopsis

Professor Jim Al-Khalili investigates what the universe would look like if it were a billion times smaller or a billion times bigger.

Cast

  • Jim Al-Khalili
  • Tim Horbury
  • Georgina Benn