[Interview+] A NIAC Project That Could Crush The Hubble Tension

April 1
54 mins

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Episode Description

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Fast Radio Bursts can be a key to dramatically improving cosmic distance measurements. A NIAC project suggests using it for a global cosmic positioning system. But at the same time it could be used to finally resolve the Hubble Tension. How will it work? Finding out in this interview.

🟣 Guest: Dr. Matt McQuinn

📜 NIAC project report: Solar system-scale VLBI to dramatically improve cosmological distance measurements https://arxiv.org/pdf/2602.09141

📜 Solar System-scale Interferometry on Fast Radio Bursts Could Measure Cosmic Distances with Subpercent Precision https://iopscience.iop.org/article/10.3847/2041-8213/acc947

  • 00:00 Intro

  • 02:12 What are Fast Radio Bursts

  • 09:07 Measuring distances with FRBs

  • 18:00 How to improve the accuracy of measurements

  • 24:60 Cosmic Positioning System

  • 43:11 Alternative use cases

  • 51:18 Current obsessions

  • 52:23 Final thoughts

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