Episodes

  • #28 Néstor Espinoza - JWST, Exoplanet Atmospheres, Molecule Detection
    Dec 5 2025

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    In this week's episode, David is joined by Néstor Espinoza - Associate Astronomer and Mission Scientist of Exoplanet Science at the Space Telescope Science Institute in Baltimore. Néstor is a prolific researcher, developing state-of-the-art statistical tools and performing some of the most exciting analyses of exoplanets with JWST.

    To support this podcast and our research lab, head to https://coolworldslab.com/support

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    1 hr and 41 mins
  • #27 Jason Steffen - Kepler Mission Legacy, Particle Physics, Optimal Plane Boarding
    Nov 7 2025

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    In this week's episode, David is joined by Jason Steffen, Professor of Physics at University of Nevada, Las Vegas. Jason is the author of the book "Hidden in the Heavens: How the Kepler Mission’s Quest for New Planets Changed How We View Our Own".

    To support this podcast and our research lab, head to https://coolworldslab.com/support

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    1 hr and 50 mins
  • #26 Will Kinney - Before the Big Bang, Inflation, Infinity of Worlds
    Oct 9 2025

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    In this week's episode, David is joined by Will Kinney, Professor of Physics at Buffalo University, NY. Will is the author of the fascinating book, "An Infinity of Worlds: Cosmic Inflation and the Beginning of the Universe".

    To support this podcast and our research lab, head to https://coolworldslab.com/support

    Cool Worlds Podcast Theme by Hill [https://open.spotify.com/artist/1hdkvBtRdOW4SPsnxCXOjK]

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    2 hrs and 13 mins
  • #25 Matt O'Dowd - PBS Spacetime, Science on YouTube, Quasars
    Sep 6 2025
    Use code coolworldspodcast at https://incogni.com/coolworldspodcast to get an exclusive 60% off. In this week's episode, David is joined by Matt O'Dowd, Professor of Physics at Lehman College, CUNY. Matt is the host of the phenomenally successful PBS Spacetime show and an avid communicator of science. To support this podcast and our research lab, head to https://coolworldslab.com/support Cool Worlds Podcast Theme by Hill [https://open.spotify.com/artist/1hdkvBtRdOW4SPsnxCXOjK]
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    1 hr and 39 mins
  • #24 Colin Hill - Modern Cosmology, Hubble Tension, Exotic Physics
    Aug 8 2025

    In this week's episode, David is joined by Colin Hill, Professor of Physics at Columbia University. Colin is a world renowned expert working at the cutting edge of modern cosmology, giving us the opportunity to do a deep dive into the state of the field.

    To support this podcast and our research lab, head to https://coolworldslab.com/support

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    1 hr and 55 mins
  • #23 Geraint Lewis - Fine-Tuning, Multiverse, Cosmological Tensions
    Jun 26 2025

    In this week's episode, David is joined by Geraint Lewis, Professor of Astrophysics at Sydney University. Geraint is a proponent of the fine-tuning argument as evidence for a multiverse and has authored a book on the topic "A Fortunate Universe: Life in a Finely Tuned Cosmos" [https://shorturl.at/xLyak].

    To support this podcast and our research lab, head to https://coolworldslab.com/support

    Cool Worlds Podcast Theme by Hill [https://open.spotify.com/artist/1hdkvBtRdOW4SPsnxCXOjK]

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    1 hr and 17 mins
  • #22 Sara Walker - Origin of Life, Assembly Theory, Biosignatures
    May 18 2025

    In this week's episode, David is joined by Sara Imari Walker, Professor of Earth & Space Exploration at the Arizona State University. Prof Walker has spent the last few years developing a new concept in astrobiology known as assembly theory, which we explore in this episode.

    To support this podcast and our research lab, head to https://coolworldslab.com/support

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    1 hr and 11 mins
  • #21 Edwin Kite - Early Mars, Terraforming/Settling Mars
    Apr 25 2025

    In this week's episode, David is joined by Edwin Kite, Professor of Geophysical Sciences at the University of Chicago. Prof Kite is a Participating Scientist for the NASA Curiosity Rover and has devoted much of his career to the study of Mars' evolution and fate.

    To support this podcast and our research lab, head to https://coolworldslab.com/support

    Cool Worlds Podcast Theme by Hill [https://open.spotify.com/artist/1hdkvBtRdOW4SPsnxCXOjK]

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    1 hr and 19 mins