
Episode 192: Whispers of Life in Ancient Rocks
11/17/2025 | 30 mins.
Guest: Dr. Anirudh Prabhu Mike brings aboard Dr. Anirudh Prabhu to discuss an exciting new study of theirs that uses machine learning trained on organic chemical data to detect the "whispers" of life—including photosynthetic life—in ancient rocks. This exciting technique could one day be used to seek out new life on strange new worlds. Mike & Anirudh's paper, "Organic geochemical evidence for life in Archean rocks identified by pyrolysis–GC–MS and supervised machine learning": https://www.pnas.org/doi/10.1073/pnas.2514534122 Follow us on Bluesky! Mike: https://bsky.app/profile/miquai.bsky.social Anirudh: https://bsky.app/profile/anirudhprabhu.bsky.social

Episode 191: Mike on Sean Carroll's Mindscape
11/08/2025 | 1h 16 mins.
Mike beams aboard Sean Carroll's Mindscape Podcast to talk about astrobiology, the origins of life, complexity, and the proposal for a "law of increasing functional information." Pre-order your copy of "Time's Second Arrow: Evolution, Order, and a New Law of Nature" by Robert M. Hazen & Michael L. Wong: https://wwnorton.com/books/9781324105480 Mike's 2023 paper "On the roles of function and selection in evolving systems": https://www.pnas.org/doi/10.1073/pnas.2310223120 Learn more about Mindscape: https://www.preposterousuniverse.com/podcast/ Follow us on Bluesky! Mike: https://bsky.app/profile/miquai.bsky.social Sean: https://bsky.app/profile/seanmcarroll.bsky.social

Episode 190: Relating to Nature in Space and on Earth
10/25/2025 | 52 mins.
Guest: Prof. Jason Kaufman Professor Jason Kaufman beams aboard to chat about a trio of papers he wrote exploring the themes of human space exploration, sustainable futures, and our relationships to nature. "An Interplanetary Land Ethic" by Kaufman et al. (2022): https://www.liebertpub.com/doi/abs/10.1089/scc.2021.0068 "Artemis and an environmentally sustainable future beyond earth" by Kaufman et al. (2023): https://www.sciencedirect.com/science/article/abs/pii/S0265964623000425?via%3Dihub "A Case for Nature in Long-Haul Space Exploration" by Kaufman et al. (2023): https://www.sciencedirect.com/science/article/abs/pii/S0265964623000425 "Second Star to the Right: Essays on Leadership and Star Trek": https://vernonpress.com/book/2348?srsltid=AfmBOoryKvMaSjTZ6mTVevEgwGA2dg9LiHWD7Y8Jt1WpR-r05UoA4Imh

Episode 189: Bob Picardo Wants to Save NASA Science
10/19/2025 | 52 mins.
Guest: Bob Picardo Legendary Star Trek actor Bob Picardo beams aboard to talk about his decades-long work with The Planetary Society and his involvement in this October's Day of Action, where over 200 space advocates gathered in D.C. to speak to members of Congress about the importance of funding NASA science. Learn more about The Planetary Society: https://www.planetary.org/ Read about October's Day of Action: https://www.planetary.org/articles/second-2025-day-of-action-retrospective Watch Caltech's "Boldly Go!" musical: https://www.youtube.com/watch?v=YdtBArmWHdY Follow us on Bluesky! Mike: https://bsky.app/profile/miquai.bsky.social Bob: https://bsky.app/profile/robertpicardo.bsky.social The Planetary Society: https://bsky.app/profile/planetarysociety.bsky.social

Episode 188: What Searching for Aliens Reveals About Ourselves
10/04/2025 | 32 mins.
Mike reads his Noema Magazine essay "What Searching For Aliens Reveals About Ourselves." Read the essay: https://www.noemamag.com/what-searching-for-aliens-reveals-about-ourselves/ Watch Mike's Royal Astronomical Society of Canada talk that inspired the essay: https://www.youtube.com/watch?v=bewJxOCdM5I



Strange New Worlds: A Science & Star Trek Podcast