The Many Worlds of Hugh Everett III: Multiple Universes, Mutual Assured Destruction, and the Meltdown of a Nuclear Family by Byrne Peter

Author:Byrne, Peter [Byrne, Peter]
Language: eng
Format: mobi, azw3, epub
Publisher: Oxford University Press
Published: 2010-05-05T16:00:00+00:00

AHARONOV:

There seems to be a problem here. It raises the question is time reversible? If you look on the process of branching you see that it has a definitely preferred direction of time. You never experience any collection of past branching connected together with one observer in the present.

Aharonov was concerned that as, in physics, action is theoretically reversible, Everett would have to explain the apparent irreversibility of his branching model. A phone call was made to the Pentagon. Everett agreed to fly to Cincinnati for the next day’s session.17

That evening, Wigner presented a talk, “The Concept of Observation in Quantum Mechanics.” He distanced himself from Bohr, saying that it is not possible nor desirable for physics to reduce the study of quantum nature to measuring collisions between particles:

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