A Gravitational Arrow of Time

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Recorded: 2017/01/28 Published: 2017/07/16

Jim and Randy discuss a cosmological theory that purports to find an explanation for the arrow of time in gravitational theory based on the shape and distribution of matter and how it evolves.

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Notes:

1. The paper we read for this program: Identification of a Gravitational Arrow of Time by Barbour, Kowslowski, and Mercati.

2. Mentioned in this episode: The Physical Basis for the Arrow of Time by H. Dieter Zeh.

3. Mentioned in this episode: Gravity From the Ground Up, B. Shutz.

4. [Update] It came to me in the shower: the word I was looking for is "eschatological."

5. Our subreddit.

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