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Of all human knowledge, the most stunning may be multiple universes—very many universes, perhaps an infinite number of universes. Are multiple universes—the ‘multiverse’—scientific fact, theory or speculation?
Episode Segments
1. Alexander Vilenkin
2. Alan H. Guth
3. Raphael Bousso
4. Max Tegmark
5. Don Page
6. Paul Davies
Must Multiple Universes Exist?
Discussion