MIT physicist and historian David Kaiser examines primordial black holes, exploring how they might explain dark matter and connect to cosmic inflation. He discusses their potential impact on our understanding of the early universe, linking quantum theory, cosmology, and the history of physics.

- 00:00 - What Are Primordial Black Holes?
- 01:41 - Could They Be Dark Matter?
- 05:21 - Kaiser’s Academic Journey
- 10:56 - Studying Physics and Its History
- 11:57 - Cosmic Inflation Basics
- 15:31 - Direct Collapse vs. Stellar Collapse
- 25:14 - Bell’s Theorem Explained
- 38:32 - Quasars and the Cosmic Bell Test
- 43:04 - High-Precision Astronomy
- 47:38 - Learning Curves & Interdisciplinary Research
- 48:17 - Scalar Fields and Inflation Models
- 55:05 - Black Hole Formation from Inflation
- 58:41 - Black Hole Mass as a Cosmic Clock
- 1:02:50 - Quark-Gluon Plasma & Color Charge
- 1:08:46 - Critical Collapse and Mass Spread
- 1:11:34 - Charged Primordial Black Holes
- 1:13:54 - Big Bang Nucleosynthesis Implications
- 1:20:14 - Detecting Black Holes Locally
- 1:23:51 - Tracking Planetary Wobbles
- 1:26:04 - Hawking Radiation & Positron Signatures
- 1:30:06 - Why Track Mars, Not Earth?

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RESOURCES:

- David Kaiser's published papers: https://arxiv.org/a/kaiser_d_1.html
- Bell, J. S. "On the Einstein-Podolsky-Rosen paradox" (1964): https://cds.cern.ch/record/111654/files/vol1p195-200_001.pdf
- "Ultra-High-Energy Neutrinos from Primordial Black Holes" (2025): https://arxiv.org/pdf/2503.19227
- "Cosmic Bell Test Using Random Measurement Settings from High-Redshift Quasars" (2018): https://arxiv.org/pdf/1808.05966
- "Close Encounters of the Primordial Kind" (2023): https://arxiv.org/pdf/2312.17217
- "Primordial Black Holes from Multifield Inflation with Non-minimal Couplings" (2022): https://arxiv.org/pdf/2205.04471
- "Testing Bell's Inequality with Cosmic Photons" (2013): https://arxiv.org/pdf/1310.3288
- "Planck Constraints & Gravitational-Wave Forecasts for PBH Dark Matter Seeded by Multifield Inflation" (2023): https://arxiv.org/pdf/2303.02168
- "Light Scalar Fields Foster Production of Primordial Black Holes" (2025): https://arxiv.org/pdf/2504.13251
- "Debye Screening of Non-Abelian Plasmas in Curved Spacetimes" (2023): https://arxiv.org/pdf/2309.15385
- "Primordial Black Holes with QCD Color Charge" (2023): https://arxiv.org/pdf/2310.16877
- A Brief History of Time - Stephen Hawking: https://www.amazon.com/dp/0553380168
- In Search of Schrödinger's Cat - John Gribbin: https://www.amazon.com/dp/0553342533
- How the Hippies Saved Physics - David Kaiser: https://www.amazon.com/dp/039334231X
- Drawing Theories Apart - David Kaiser: https://www.amazon.com/dp/B002Y5W2X2

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