25 Episodes

  1. #25 Matt O'Dowd - PBS Spacetime, Science on YouTube, Quasars

    Published: 9/6/2025
  2. #24 Colin Hill - Modern Cosmology, Hubble Tension, Exotic Physics

    Published: 8/8/2025
  3. #23 Geraint Lewis - Fine-Tuning, Multiverse, Cosmological Tensions

    Published: 6/26/2025
  4. #22 Sara Walker - Origin of Life, Assembly Theory, Biosignatures

    Published: 5/18/2025
  5. #21 Edwin Kite - Early Mars, Terraforming/Settling Mars

    Published: 4/25/2025
  6. #20 Natalie Batalha - Kepler Mission, Exoplanets with JWST, Future Imagers

    Published: 3/12/2025
  7. #19 Brian Keating - Inflation, B Modes and Losing the Nobel Prize

    Published: 2/8/2025
  8. #18 Nick Searra - Alien Communication, Golden Record, Future Relics

    Published: 1/15/2025
  9. #17 Adam Riess - Modern Cosmology, Hubble Tension, New Physics

    Published: 11/9/2024
  10. #16 Janna Levin - Black Holes, Singularities & Wormholes

    Published: 10/7/2024
  11. #15 Jackie Faherty - Brown Dwarfs, Clouds, Atmospheres, JWST

    Published: 7/10/2024
  12. #14 Gavin Schmidt - Climate Science, Projections, Measurements, Denialism

    Published: 6/22/2024
  13. #13 David Spergel - NASA UAP Taskforce, Dark Matter, Hubble Tension, Leadership

    Published: 5/4/2024
  14. #12 Lisa Kaltenegger - Alien Earths, Astrobiology Controversies, Frequency of Life

    Published: 4/16/2024
  15. #11 Paul Sutter - Rescuing Science, Restoring Trust In an Age of Doubt

    Published: 3/30/2024
  16. #10 - Viraj Pandya - Early Galaxies with JWST, Galaxies "Gone Bananas", Galaxy Formation

    Published: 2/9/2024
  17. #9 Renée Hložek - Axions, Tracing Dark Matter, Fate of the Universe

    Published: 12/19/2023
  18. #8 Malena Rice - Planet Nine, Oumuamua, Misaligned Exoplanets

    Published: 11/24/2023
  19. #7 Ramesh Narayan - Black Holes, Extreme Astrophysics, Event Horizon Telescope

    Published: 10/20/2023
  20. #6 Adam Frank - Technosignatures, Semantic Information, Galactic Colonization

    Published: 9/14/2023

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Conversations between Professor David Kipping and guests, spanning astronomy, technology, science and engineering. This is the official podcast of the Cool Worlds Lab at Columbia University and their popular YouTube channel ”Cool Worlds”. Podcast episodes are filmed and can be found online through our YouTube channels.