• Question: are there other universes

    Asked by kitkat to Anna, Hayley, Iain, Rebecca on 24 Jun 2015.
    • Photo: Iain Bethune

      Iain Bethune answered on 24 Jun 2015:

      Some cosmology theories predict that there are other universes – the problem is how would we ever know that they exist, if they are by definition outside of our universe. So at least for now I would say other universes don’t exist in any practical sense.

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