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  • Scott Soames: Truth, Philosophy of Language and Saul Kripke #10
    2024/09/26

    Scott Soames is a professor of philosophy at the University of Southern California.

    His website: https://dornsife.usc.edu/scottsoames/

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:34 - What Is Meaning?

    05:10 - How Do Words Refer To Things?

    10:37 - Language And Logic

    19:06 - Relativity Of Truth

    22:26 - Truth Without Humans

    24:00 - Possible Worlds Semantics

    36:14 - Kripke's Contribution To Philosophy Of Language

    42:02 - Soames' Cognitive Content

    48:40 - Consequences Of Soames' View: Propositions

    54:18 - Living Philosophically

    59:19 - What Are The Limits Of Language?

    01:14:32 - Are You Scared Of Not Finding Answers?

    01:15:50 - Mental Changes To Embrace New Views

    01:19:35 - Lack Of Experimental Validation In Philosophy

    01:21:22 - Technology And Philosophy

    01:24:20 - Most Pressing Philosophical Issue

    01:26:11 - Which Philosopher Best Understood The Human Condition?

    01:32:36 - Does Pursuing Philosophy Make You A Better Person?

    01:34:00 - Final Questions and Conclusion

    Enjoy Back to the Stone Age!

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    1 時間 41 分
  • John L. Bell: Philosophy of Mathematics, Axiom of Choice, Continuum and Consciousness #9
    2024/09/02

    John is Professor Emeritus of Philosophy at the University of Western Ontario. You can find his website here: https://publish.uwo.ca/~jbell/

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:41 - John's introduction

    08:35 - Is The Universe Mathematical in Nature?

    25:50 - Limitations of Language in Philosophical Enquiries

    31:20 - Mathematical Constructivism

    41:07 - Implications of Constructivism and Intuitionist Logic

    48:54 - Nature of Mathematical Truths

    01:05:45 - The Axiom of Choice

    01:37:20 - The Nature of The Continuum

    01:50:43 - Relationship between Mathematics, Physics, Philosophy

    02:03:14 - The Nature of Consciousness

    02:23:03 - 1000-years After- Nap Question

    02:29:00 - Conclusion

    Enjoy Back to the Stone Age!

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    2 時間 29 分
  • Thomas Van Riet: String Theory, Extra Dimensions, The Landscape and Swampland #8
    2024/08/06

    Thomas is a professor of Physics at KU Leuven (https://shorturl.at/IVa8S).

    He's on Twitter: https://x.com/ThomasVanRiet2

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:24 - General Relativity and Quantum Mechanics

    11:50 - String Theory

    21:41 - Singularities in String Theory

    37:47 - Extra Dimensions in String Theory

    48:30 - The Landscape and The Swampland

    58:36 - Fine Tuning of the Universe

    01:16:20 - The Most Beautiful Concept in Physics

    01:20:00 - Final Thoughts and Conclusion

    Hope you enjoy it, this is Back to the Stone Age!

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    1 時間 24 分
  • Andrea Caputo: The Standard Model of Particle Physics and Current Limitations #7
    2024/07/08

    Andrea is a theoretical physicist and he works on Dark Matter and Particle Physics.

    He was awarded the ERC (European Research Council) Starting Grant.

    Andrea on LinkedIn: https://www.linkedin.com/in/andrea-caputo-ph-d-2475999b/?locale=en_US

    Seeing my interviews from one year ago is a bit cringe, but I'm working on it 😜 Hope you like it anyway!

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    01:10 - The Standard Model

    03:09 - Gravity and the Standard Model

    06:30 - String theory and accelerators

    13:47 - The Hierarchy problem

    22:54 - Supersymmetry

    26:12 - ΛCDM model and the Standard Model

    34:08 - Dark Matter candidates

    41:20 - Inflation and the Standard Model

    49:00 - Extra dimensions

    52:07 - The Baryon Asymmetry problem

    57:58 - Neutrinos' mass problem

    01:06:13 - The CP problem

    01:16:24 - The parameters of the Standard Model

    01:20:33 - Is mathematics invented or discovered?

    01:23:07 - Final thoughts and conclusion

    Enjoy Back to the Stone Age!

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    1 時間 30 分
  • K. Brad Wray: Philosophy of Science, Epistemology, Thomas Kuhn, and Scientific Realism #6
    2024/07/01

    Do you like philosophising? Then this conversation is for YOU! 🫵🏻

    Brad Wray (https://shorturl.at/gY9Oh) is Associate Professor at Aarhus University, and together we tackle deep philosophical questions.

    Find Back to the Stone Age on:

    • YouTube: https://shorturl.at/c5a37
    • Spotify: https://shorturl.at/11x47
    • Apple Podcast: https://shorturl.at/pFRCC

    Outline

    00:35 - Philosophy of Science

    01:17 - Definition of knowledge

    01:52 - How do scientific discoveries shape our understanding of reality?

    02:26 - Metaphysics

    09:56 - God in Philosophy

    11:41 - Limitation of human knowledge

    13:52 - Theory of everything

    19:45 - How is knowledge acquired?

    29:24 - Role of epistemic communities for knowledge acquisition

    34:40 - Disruptive science and increase of scientific papers

    46:03 - Academic vs technological development

    51:38 - Artificial intelligence and technology

    01:00:44 - Collaborating with other researchers

    01:04:15 - Thomas Kuhn

    01:06:02 - Paradigm in science

    01:13:30 - Kuhn cycle

    01:20:19 - Revolutionising paradigm shifts: Copernican revolution and Plate tectonics

    01:32:15 - Incommensurability in scientific revolutions

    01:40:18 - Planck's principle

    01:45:55 - Role of theories in understanding reality

    01:52:11 - Is scientific progress linear?

    01:52:55 - Scientific realism

    01:58:25 - Antirealist perspective

    02:05:40 - Death

    02:09:25 - Nuclear weapons

    02:16:27 - Conclusion

    Enjoy Back to the Stone Age!

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    2 時間 18 分
  • Daniel Ruberman: Mathematics, Topology and Manifolds #5
    2024/06/25

    Here is a conversation I've had with Daniel Ruberman, Professor of Mathematics.

    Daniel's website: https://people.brandeis.edu/~ruberman/

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:16 - Is math invented or discovered?

    05:30 - Mathematics and the physical world

    28:02 - Topology

    38:00 - Manifolds and smooth manifolds

    52:31 - Higher dimensions and low-dimensional topology

    01:04:39 - Intuition about 4th dimension

    01:24:01 - Gauge theories

    01:38:02 - Knots and manifolds

    01:44:33 - Applications of knot theory and topology

    01:50:28 - Infinity

    01:56:38 - Final thoughts

    Enjoy Back to the Stone Age!

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    2 時間 4 分
  • Gimmy Tomaselli: Physics, Mathematics, The Universe and Fundamental Thoughts #4
    2024/06/20

    Some fundamental questions today with Gimmy, PhD student at GRAPPA doing research in black holes, gravitational-wave astronomy, and dark matter.

    Gimmy is soon going to the Institute of Advanced Study of Princeton for a postdoc!

    Gimmy's website: https://gimmytomas.github.io/index.html

    Find Back to the Stone Age on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=WhVnrLLAUuYW-Any
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK
    • Apple Podcast: https://podcasts.apple.com/us/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:32 - Is math invented or discovered?

    06:40 - Are paradoxes intrinsic to our reality?

    11:20 - String theory and mathematics

    16:53 - Theories of everything

    24:00 - Reconciling gravity and quantum mechanics

    30:00 - Understanding the origin of the Big Bang

    37:05 - Time

    46:52 - Is time fundamental or emergent?

    52:18 - Time and space swap inside a black hole

    57:44 - Mental picture for spacetime curvature

    01:04:19 - Weirdness of quantum mechanics: entanglement

    01:07:00 - Schrödinger equation, probabilities, uncertainty principle

    01:15:16 - Is the wave function real?

    01:18:39 - “God” and death

    01:24:25 - Biological engineering of human life

    01:29:00 - Making sense of numbers in cosmology

    01:34:20 - Fine-tuning of nature

    01:40:26 - Inflationary multiverse and infinity

    01:51:45 - Artificial intelligence

    01:56:32 - Consciousness

    02:03:22 - Free will

    02:07:46 - James Webb Space Telescope

    02:13:08 - Final thoughts and conclusion

    Enjoy Back to the Stone Age!

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    2 時間 16 分
  • Joel David Hamkins: Philosophy of Set Theory, Mathematics and Infinity #3
    2024/06/07

    Journey to the edge of reason with Professor Hamkins!

    Joel is a Professor of Philosophy and Mathematics at the University of Notre Dame. His research work spans Mathematical Logic and Set Theory.

    You can find him here:

    • Personal website: https://jdh.hamkins.org
    • Twitter: https://twitter.com/JDHamkins
    • Google Scholar: https://scholar.google.com/citations?user=MHLQDYQAAAAJ&hl=en&oi=ao

    Back to the Stone Age is on:

    • YouTube: https://youtube.com/playlist?list=PLZrhMJ5eusE_ACw6Ec3TqCbvDVZ6HP809&si=EHUZow_K4nlcWw8M
    • Spotify: https://open.spotify.com/show/3pT8MUeR8bskcsuu8gmUGK?si=7f6f32052e9a4587
    • Apple Podcasts: https://podcasts.apple.com/it/podcast/back-to-the-stone-age/id1741219288

    Outline

    00:00 - Introduction

    00:55 - Mathematician or philosopher?

    05:05 - Set Theory

    09:52 - Is mathematics invented or discovered?

    15:42 - Godel Incompleteness Theorem

    24:14 - Infinity: potential and actual infinity

    46:51 - Paradoxes on infinity

    55:56 - Penrose three world model: mathematical, physical, and platonic world

    01:00:21 - Mathematical reality

    01:08:34 - Transfinite numbers, cardinals and ordinals

    01:18:44 - The Absolute Infinity

    01:25:08 - Infinity and time

    01:30:57 - Irrational numbers, Alan Turing and computability

    01:40:00 - Cantor’s definition of Set

    01:43:40 - Cantor’s theorem

    01:54:00 - Continuum Hypothesis

    02:05:46 - Hostility of mathematician towards infinity

    02:11:39 - Law of excluded middle and infinity

    02:17:38 - Not finding answers to questions

    02:19:58 - Is there more than maths permeating reality?

    02:25:20 - AI and maths/physics

    02:31:51 - AI and consciousness

    02:36:36 - Most beautiful idea in mathematics and conclusion

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    2 時間 38 分