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Physics Frontiers

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Jim Rantschler

Jim Rantschler and Randy Morrison discuss physics from elementary particles to cosmological effects at the limits of our theoretical knowledge or have recently emerged.

#81

Episode 82: Quantum Random Access Memory with Koustubh Phalak

Jim talks with Koustubh Phalak about quantum random access memory (QRAM), a proposed techn... more

30 Sep 2025

1 HR 06 MINS

1:06:46

30 Sep 2025

#80

Episode 81: Pixelated Space Time with Philip Tee

Jim talks with Philip Tee about the effects of a fundamental length scale. Phil uses doub... more

09 Feb 2025

1 HR 02 MINS

1:02:26

09 Feb 2025

#79

Episode 80: Emergent Decoherent Histories with Philipp Strasberg

Jim talks with Philipp Strasberg about his simulations of branching and recombining proces... more

29 Dec 2024

1 HR 13 MINS

1:13:41

29 Dec 2024

#78

Episode 79: Primordial Black Holes with QCD Color Charge with Elba Alonso-Monsalve and David Kaiser

Jim talks with Elba Alonso-Monsalve and David Kaiser about the prospects to describe dark... more

04 Sep 2024

59 MINS

59:31

04 Sep 2024

#77

Episode 78: Quantum Machine Learning with Bruna Shinohara

Jim talks with Bruna Shinohara of CMC Microsystems. Quantum computing and machine learning... more

31 May 2024

51 MINS

51:05

31 May 2024

#76

Episode 77: Maxwellian Ratchets with Alex Jurgens

Jim talks with Alex Jurgens about Maxwellian ratchets, automata that are similar to Maxwel... more

31 Mar 2024

1 HR 21 MINS

1:21:10

31 Mar 2024

#75

Episode 76: Undeciability and Theories of Everything with Claus Kiefer

Jim talks with Claus Kiefer about the implications of Goedel's incompleteness theorems on ... more

29 Jan 2024

49 MINS

49:40

29 Jan 2024

#74

Episode 75: Categorical Probability and the Measurement Problem

Jim talks with Nick Ormrod and V. Vilasini about their use of categorical probability theo... more

20 Aug 2023

1 HR 07 MINS

1:07:24

20 Aug 2023

#73

Episode 74: Stochastic Thermodynamics with David Wolpert

Jim talks with David Wolpert about the non-equilibrium behavior of computation, what it me... more

09 Jul 2023

50 MINS

50:23

09 Jul 2023

#72

Episode 73: Quantum Money with Jiahui Liu

Jim discusses quantum money with Jiahui Liu. Quantum money is a linchpin of quantum crypt... more

18 Jun 2023

1 HR 00 MINS

1:00:43

18 Jun 2023

#71

Episode 72: Born Rule and Gravity with Antony Valentini

Jim talks with Antony Valentini about the difficulties of interpretation of quantum mechan... more

23 Apr 2023

1 HR 13 MINS

1:13:54

23 Apr 2023

#70

Episode 71: Primordial Graviton Background

Jim talks with Sunny Vagnozzi about using the Primoridial Graviton Background to rule out ... more

19 Feb 2023

45 MINS

45:39

19 Feb 2023

#69

Episode 70: Path Integrals and Entanglement with Ken Wharton

Jim talks with Ken Wharton about how to describe entangled states as sums over histories o... more

18 Dec 2022

46 MINS

46:30

18 Dec 2022

#68

Episode 69: The Flavor Puzzle with Joe Davighi

Jim talks with Joe Davighi of the University of Zurich about the flavor unification at hig... more

20 Nov 2022

43 MINS

43:00

20 Nov 2022

#67

Episode 68: Quantum Resource Theories with Gilad Gour

Jim talks with Gilad Gour of the University of Toronto about quantum resource theories. T... more

26 Sep 2022

51 MINS

51:29

26 Sep 2022

#66

Episode 67: Optical Gravity with Matthew R. Edwards

Jim talks with Matthew R. Edwards about his theory of Optical Gravity. This is a Le Sage ... more

14 Aug 2022

35 MINS

35:00

14 Aug 2022

#65

Episode 66: The Limit of General Relativity with James Owen Weatherall

Jim talks with James Owen Weatherall about his work on viewing general relativity as an ef... more

26 Jun 2022

30 MINS

30:09

26 Jun 2022

#64

Episode 65: Causality, Time and the Experiment Paradox with Michal Eckstein

Jim talks with Michal Eckstein of the Copernicus Institute for Interdisciplinary Studies a... more

22 May 2022

1 HR 05 MINS

1:05:04

22 May 2022

#63

Episode 64: Born's Rule with Blake Stacey

Jim talks with Blake Stacey about recent attempts to replace Born's rule. Born's rule is ... more

24 Apr 2022

29 MINS

29:18

24 Apr 2022

#62

Episode 63: Gleason's Theorem with Blake Stacey

Jim talks with Blake Stacey about Gleason's Theorem, a foundational topic in the foundatio... more

20 Mar 2022

44 MINS

44:09

20 Mar 2022

#61

Episode 62: Deformed Special Relativity

Jim and Randy talk about how special relativity might be amended to incorporate a minimum ... more

13 Feb 2022

39 MINS

39:00

13 Feb 2022

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#81