Cosmos
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Episode Synopsis

Why is an observer key to quantum physics? Does the act of observation affect what exists and what happens in the external world? Why is Observation in the quantum world a mystery?

Episode Segments

1. Max Tegmark
2. Anthony Aguirre
3. David Wallace
4. Sean Carroll
5. Seth Lloyd
6. David Chalmers
7. Paul Davies
8. Alan H. Guth
9. Bernard Carr

Observing Quanta, Observing Nature

Discussion