Julian Barbour is a renowned physicist known for his groundbreaking work on the nature of time. In his influential books, The End of Time and The Janus Point he explores the concept of a timeless universe, challenging traditional views.

Samuel Kuypers is a theoretical physicist, currently located in Montréal, who is interested in the foundations of quantum theory and time.

Topics we discuss are well captured by the timestamps below.

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Timestamps

1:10 - The instant is not in time, time is in the instant

6:27 - Time capsules and evidence of time passing

9:22 - Newton’s view of absolute time and space

18:46 - Shape dynamics

24:33 - Mathematics of variety

37:51 - Newton’s theory as a theory of creation

56:23 - How shape dynamics relates to general relativity

1:06:50 - Entropy and heat death of the universe

1:28:13 - Free will and determinism

1:33:22 - Carpe diem

1:34:13 - Julian’s interest in Shakespeare

1:40:54 - Question from David Deutsch about quantum theory

1:48:56 - Question from Brett Hall about general relativity and QT

1:51:51 - Final remarks

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#35 – Julian Barbour and Samuel Kuypers: The Nature of Time

Arjun Khemani Podcast