Whimsical Wavelengths - A Science Podcast

Whimsical Wavelengths - A Science Podcast

by Volcanologist & Geophysicist: Jeffrey Mark Zurek, PhD, PGeo | Science Communicator
Earth SciencesNatural Sciences
Season 2
Sequoias of the Deep: White Sturgeon, Polyploidy, and Dammed Rivers
Time to turn our focus to the mighty river systems of the Pacific Northwest to examine a mysterious titan of the deep—the white sturgeon! BTW there is only one episode left before the summer break and encore presentations. The guest for this episode is Dr. Stuart Willis, a fisheries geneticist with the Hagerman Genetics Lab. Together, we trace the evolutionary history of an apex scavenger, map how massive hydroelectric developments alter river ecology, and unpack the realities of polyploid genomics. From culturally vital First Nations fisheries to the modern engineering challenges of conservation aquaculture, we explore what it takes to protect a species that measures its life span in centuries. Dr. Willis discusses the realities of mapping genomes, explaining how his past voyages into the Amazon prepared him for the ambiguous data limits of tracking prehistoric chromosomes. We confront the problems managing fragile river basins sectioned off by dams, and mapping hazards like river temperature spikes, sediment loss, and invasive species. The result is a look at how genetic tracking tools inform state policy decisions, highlighting the critical ecological reliance Sturgeon have on marine-derived nutrients brought by dwindling salmon runs. Topics Covered The Hydroelectric Stroke: How run-of-river dams slow down river current Ploidy Paradoxes: Demystifying chromosomes from diploidy to octoploidy. Why female sturgeon dictate genetic sex markers Hopeful Monsters: How extreme environments exploit isolated niches. Nutrient Lifelines: Why freshwater health requires marine salmon runs Chapters (00:00) Mysterious Sturgeon of the Fraser (04:00) STEM Career Paths and Amazon Field Work (07:50) Two Mighty Rivers: Fraser vs. Columbia (10:30) Run-of-River Dams and Ecological Strokes (11:50) Anadromous Lifecycles vs. Catadromous Eels (13:30) Prehistoric Features and Electroreception Tech (16:00) Periodic Life History and Delayed Maturity (20:45) Wrapping Your Head Around Cell Ploidy (24:00) Autopolyploidization and Evolutionary Magic (27:50) Rediploidization and Genomes Simplifying Over Time (32:25) Hopeful Monsters in Isolated Island Niches (38:15) Tortoiseshell Cats and ZW Sex Determination (42:00) Hatchery Pentaploids and Spontaneous Mutants (44:40) Null Alleles & Failed Diagnostic Assays (47:50) Structural Variation and Conservation Tools (52:20) Declining Salmon Runs and Marine Nutrients (56:30) Call Outs, Sequoias of the Deep Links: Paper Web: WhimsicalWavelengths.com Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E21
Jul 6, 2026
1:01:20
The Endless Frontier: How Politics and Policy Shape Modern Science
The countdown to the end of season 2 continues. With only two new episodes left before our summer encore presentations, we are turning the lens back on ourselves to examine the modern scientific apparatus itself, the institutions, the funding models, and the historical policy shifts that built our world. Joining the conversation are Dr. Ina Ganguli, Professor of Economics at the University of Massachusetts Amherst specializing in labor economics, and Dr. Chris Fisher, chemical biologist and founder of Multivalent Communications. Together, we map out how wartime mobilization birthed a golden age of foundational research, explore the delicate social contract between researchers and the state. We get into the "Sausage-Making" of research, tracking the friction scientists face when transitioning from academia to industry. Dr. Ganguly shares field evidence from former Soviet republics, illustrating how quickly world-class scientific communities can be demolished by sudden geopolitical shocks. Ultimately, this episode serves as an evaluation of the systemic hazards facing institutional autonomy, historical talent immigration pipelines, and the socio-economic determinants that dictate who gets to participate in science. Topics Covered The Big Science Paradigm: How World War II shifted research from isolated inventors to state-funded national security The Bush-Kilgore Debate: The post-war ideological battle between elite scientific autonomy and public geographic equity The Commercialization Pivot: Assessing how the 1980 Bayh-Dole Act transformed foundational public goods into market drivers The Talent Fragility Vector: Why progress remains heavily dependent on immigration pathways and reliable state fellowship pipelines Chapters (00:00) Science Policy and Labor Economics (03:40) Academic Towers vs Industry Career Paths (07:50) Soviet Science and Post-War History (13:30) Pre-War History and Gentleman Scientists (18:45) NSF Blueprint and Bush-Kilgore Debate (23:50) Immigrant Talents and German Emigres (29:10) Basic Science Economics and Public Goods (34:30) National Science Foundation Foundations (38:15) Public Trust and Federal Grant Returns (44:00) Post-War Contracts & Institutional Trust (51:00) 1980 Bayh-Dole Act and Corporate R&D (55:20) High-Risk Basic Research Funding Decreases (01:00:45) US Science Policy and Peer Review Freezes (01:04:15) Government Scientist Career Paths (01:07:15) Clean Air Regulation and Evidence Limits (01:14:20) Science Humor and Franklin Pun Closures Links & Resources Book: The Endless Frontier Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo)
S2 · E20
Jun 22, 2026
1:17:42
Atomic Legos: How symmetry controls Lanthanide Chemistry
With only three new episodes left before a summer of algorithmic-refreshing encores, I dive headfirst into the frontier of material science. Thomas Karpiak, a PhD candidate from the Leznoff Group at Simon Fraser University, joins the show to tell us about the lanthanides. We explore how these 15 elements serve as the scaffolding for permanent magnets, electric vehicles, and fiber-optic telecommunications. Thomas breaks down why these cations act more like ionic "bowling balls" than standard covalent structures, and how mapping their spatial environments can help us engineer faster data storage and critical mineral recycling. Topics Covered Supramolecular Lego Bricks: How we can assemble molecules into complex structures with useful properties Frontier Flip: Why lanthanides defy textbook conventions by burying their reactive 4f electrons within the atomic nucleus Data Density & Quantum Tunneling: The structural physics behind Single Molecule Magnets (SMMs) and the quest for atomic data storage Claw Machine Metallurgies: Exploiting subtle geometric preferences across the series to design eco-friendly electronic waste recycling Chapters (00:00) Bypassing Shielding: 4f Pickup Lines (03:40) Guest Introduction: Thomas Karpiak (04:20) Puzzle Trajectories: Star Wars Legos (05:15) Supramolecular Assembly Mechanics (06:45) Mapping Orbits: P, D, and F Bands (08:25) The Permanent Magnet Market Scale (09:15) Luminescent Europium Vectors in Euros (11:35) Frontier Traps and Valence Shell Spaces (13:00) Covalent Sharing vs Ionic Bowling Balls (14:40) Coulombic Repulsion of Ligand Points (15:40) Rotational Mirror Symmetry Acoustics (18:15) Geometries: eg., Dodecahedrals and Hexagonal Pyramids (31:50) Millimeter Scale Crystallography (37:50) Obscure Solvents and Lab Contamination (42:50) The Infamous 10-Year Lab Trap Data (44:20) Hard Drive Limits and Quantum Tunneling (45:40) Energy Barriers and Side-Sleeping Rules (48:00) High-Symmetry Axis Shielding Controls (51:30) Infrared Light Shifts for Bioimaging (52:30) Nasty Mining Separations and Trends (54:00) Cube Isotropy vs Magnet Anisotropy (55:30) Future Lab Tests and Coding Data (58:00) Groaning Dad Humor Pun Closures Links Paper for this Episode Web: WhimsicalWavelengths.com Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E19
Jun 8, 2026
59:45
Bottoms Up: Decoding Kilauea’s Deep Magma Supply
Kilauea is one of the world's most studied volcanoes, but its deep plumbing still holds mysteries. In this episode, we dive into a "bottoms-up" view of Hawaii’s magmatic system with Gaetano Ferrante, exploring how pressure changes in the deep mantle conduit propagate to the surface. While volcanologists often focus on shallow, top-down triggers like summit collapses or CO2 degassing, Gaetano’s recent research suggests that the deep mantle pathway—stretching nearly 100 km down—plays a much more active role in regulating magma supply than previously thought. We break down the mechanics of mantle plumes, the transition from magmastatic to lithostatic pressure, and why the "elastic" response of volcanic pipes might explain Kilauea’s stable behavior following the massive 2018 eruption. Inside the Episode The Bottom-Up Model: Why the deep magmatic system can drive surface activity independently of shallow reservoir changes. Mantle Plume Dynamics: How hot mantle rock rises and undergoes decompression melting to fuel the Hawaiian hotspot. The CO2 Proxy: Understanding why carbon dioxide is our best "telescope" for looking 35 km beneath the island. Conduit Elasticity: How deep magma pathways deform to accommodate surges in supply rate, like the stable surge observed between 2003 and 2007. Geoid Humor: A classic geodynamics joke to wrap up the season’s deep dives. Show Timeline (00:00) Hawaii: Volcanoes, Frogs, and Microclimates (02:25) Top-Down vs Bottom-Up Eruption Dynamics (04:20) Introducing PhD Candidate Gaetano Ferrante (06:40) From Italy’s Vesuvius to Hawaii’s Hotspots (09:40) Is Kilauea a Normal Volcano? (13:30) Plumbing the 100km Deep Magma Pathway (15:10) Mapping the Summit Magma Reservoirs (19:00) Lessons from Top-Down Rift Processes (23:00) CO2 and Deep Volatile Solubilities (26:30) Magmastatic vs Lithostatic Pressure (33:45) The 2003-2007 Surge and Conduit Elasticity (40:45) Steady States and 2018 Eruption Feedback (45:50) Viscoelastic Futures and Heat Transfer (52:40) Perpendicular to the Geoid: A Science Joke Links Papers: Bottoms up: Coupling versus decoupling within Kı̄lauea’s magma supply system Web: WhimsicalWavelengths.com Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E18
May 25, 2026
56:04
Of Cows and Cures: Reconstructing the Logic of Vaccination
We treat modern medicine as a given, but for centuries, humanity was blind to the invisible agents of disease. In this solo episode, Dr. Jeff Zurek takes off his volcanologist hat to tackle a listener request. We start with the 14th-century Black Death, tracing how we moved from medieval superstition to engineering viral defenses. We break down the "Sausage-Making" of science, including how 19th-century lens technology and staining finally allowed us to see the microbes that had been killing us for millennia. We also settle the Germ vs. Terrain debate. While the "wellness economy" resurrects 150-year-old ideas about "optimizing terrain," the data shows the microbe is the match that starts the fire. From Pasteur’s gamble with a rabid nine-year-old to the modern mRNA revolution, we explore how evidence survived contact with reality. Topics Covered Medieval Logic: Divine punishment, miasma, & astrology. Yersinia Pestis: The "Hyperparasite" that broke serfdom. Variolation to Vaccination: The gross, effective history of cowpox. Germ vs. Terrain: Why "M-A-H-A" uses outdated 1850s logic. Pasteur’s Engineering: Outrunning rabies in 1885. Modern Milestones: Polio, MMR, & mRNA. Chapters (00:00) Intro: The 50% Mortality Rate (01:50) The "Sausage-Making" of Science (03:15) MD vs. Geophysicist: A Disclaimer (05:00) Medieval Responses to the Plague (07:25) Miasma: Correlation vs. Causation (09:00) The Biology of Yersinia pestis (11:30) Why Stable Hands Survived (14:15) Quarantina: The Biblical 40 Days (17:00) The Microscope Resolution Barrier (21:45) Debunking Spontaneous Generation (24:00) Variolation: The Scab Gamble (27:15) Cowpox: The Latin Root of Vaccines (32:25) The Debate: Germs vs. Terrain (35:45) MAHA and 19th-Century Clichés (37:30) Why Germ Theory Won (40:40) Engineering the Rabies Vaccine (45:20) Timeline: From Antitoxins to Polio (48:30) Conjugate Vaccines & Sugar Coats (51:00) The Logic of Vaccine Schedules (53:40) Goop and the Wellness Economy (56:30) Pathogens as Terrain Modifiers (01:01:00) Conclusion: A Microbial Story Links & Resources Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E17
May 11, 2026
1:05:29
Inclusive Fieldwork: How Accessibility is Changing the Future of Geosciences
For decades, the "field" has been treated as a character-building barrier in geosciences—a place for the rugged and the able-bodied. But what happens when we view the outdoors as a classroom rather than an obstacle? In S2EP16, Jeff Zurek welcomes Brett Gilley, a Professor of Teaching at the University of British Columbia (UBC) and a master of field pedagogy. They dive into the results of a groundbreaking accessible field trip held right here in Vancouver. From the shores of Stanley Park to the volcanic peaks of Whistler, we discuss Universal Design for Learning (UDL) and the "Mammoth Cave" inspiration. You'll hear the transformative story of a visually impaired student who traded her seeing-eye dog for a rock scramble and a professor with a progressive disability who finally got off the bus to argue geology again. Whether it's using Silly Putty to feel 3D models or running "Mission Control" from a dorm room, this episode proves that diversity is the lifeblood of discovery. Plus, we find out why Brett has an IMDB page and why he thinks "gravity sucks." Chapters (00:00) Intro: Rethinking the Degree (01:50) Fieldwork as a Rite of Passage (03:20) Guest: The "Rate My Prof" Legend (06:10) Why High Schools Skip Geology (09:30) Funding and Enrollment at UBC (13:20) Why Geoscience is Unique for DEI (15:15) Designing the Vancouver Workshop (17:40) Inspiration: Mammoth Cave (21:00) Redefining "Disabled" in the Field (23:45) Data: Transforming the Experience (28:00) "Hold My Dog": Scrambling Blind (31:20) Multi-Sensory Exploration (35:30) Meta-Discussion: Validating Disability (39:00) Universal Design for Learning (42:20) Silly Putty and 3D Models (45:45) Post-COVID: Mission Control Learning (50:00) Geodude: The IMDB Mystery (53:30) Call-outs: Join the IAGD (55:00) The Punchline: Geologists vs. Engineers Links & Resources The International Association for Geoscience Diversity Geodude Youtube Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E16
Apr 27, 2026
57:14
Strepsiptera: A Real Xenomorph? Evolution and Life Cycle of Twisted-Winged Parasites
What if Alien wasn't science fiction, but a documentary? 2026 Science Podcast of the Year winner Dr. Jeffrey Zurek sits down with Dr. Rebecca Millena (University of Rochester) to explore Strepsiptera, an enigmatic & bizarre insect order. We untangle the "Strepsiptera Problem"—a century-long academic debate over where these creatures belong on the tree of life. From males with "raspberry" eyes to worm-like females that live inside their hosts, we cover the visceral reality of behavioral hijacking, traumatic insemination, & the genomic revolution. We also show the "sausage-making" of museum research. Topics Sexual Dimorphism: Why males & females look different. The Strepsiptera Problem: How DNA solved a taxonomic mystery. Matrophagy: "Bag of larvae" stage where young consume their mother. Longevity Research: Link between parasitic infection & extreme host aging. Museum Science: Vital role of "back-catalog" collections in modern genetics. Chapters 0:00 Universal Obscure: Welcome to Strepsiptera 1:30 Xenomorphs in RL: Parasitoids vs. Parasites 3:50 "Strepsiptera Problem" in Academia 5:15 Dr. Rebecca Millena’s "Bug Kid" Origins 8:00 Twisted Wings & Raspberry Eyes: Anatomy 101 11:15 Dimorphism: Males vs. Worm-like Females 14:35 Sexual Hijacking: Pheromones & Ant-Crickets Hosts 17:40 Cephalothorax: Breathing & Living In a Host 20:30 Traumatic Insemination & Bag of Larvae 23:45 Matrophagy: When Young Consume the Mother 26:50 Taxonomy’s 150-Year Detective Story 30:50 Genetics vs Morphology: Fly-Beetle Debate 36:10 Genomic Revolutions: 2012 the Shift to Beetles 41:40 Cryptic Species: Hiding in Plain Sight 46:40 Parasites of Parasites: Wolbachia Connection 53:30 Fountain of Youth? Lifespan Extension in Wasps 59:45 Museum Research: "Sausage-Making" of Science 1:05:00 Millipedes & the Science Joke Links Papers: Strepsiptera systematics: past, present, and future Web: WhimsicalWavelengths.com Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E15
Apr 13, 2026
1:09:38
Maars on Mars: Mapping Volcanic Water Interactions on the Red Planet
Detecting volcanic eruptions on Earth is detective work; doing it on the Red Planet is a feat of cosmic proportions. 2026 Science Podcast of the Year winner Dr. Jeffrey Zurek welcomes Dr. Allison Graettinger (UMKC) to discuss the hunt for "Maars"—violent, steam-driven volcanoes—on Mars. We explore the sociology of becoming a scientist, from muddy kid to volcano expert, & how these unassuming circular lakes are actually clues to subsurface water & ice. Discover the Marvelous Database, the physics of thermal inertia, & why a rubber duck named "Ducky" is the most famous attendee at international science conferences. Topics Covered Phreatomagmatism: Breaking down the explosive interaction between magma and groundwater. The Marvelous Database: A global catalog of 430+ Earth Maars used as a training set for planetary discovery. Career Paths: Why New Zealand and Nicaragua were the "Permissive Environments" Dr. Graettinger needed to grow. Geologic Hazards: The moving threat zones of distributed volcanic fields. Experiments: Pouring molten lava onto "sand popsicles" to simulate Martian ice interactions. Planetary Detectives: Using crater shapes (even "Mickey Mouse" ones) to map hidden Martian water. Chapters (00:00) Maars on Mars: A Tongue Twister (02:10) Phreatomagmatic Diatremes Defined (03:45) Guest: Dr. Allison Graettinger (05:15) Sociology: Permission to Study Lava (06:40) Field Work: Dust, Ash, and Gas (08:30) Why Study Maars? Hazards and Risks (10:45) Scaling Eruptions: VEI vs. St. Helens (12:35) Distributed Volcanic Fields Explained (17:15) Physics of Magma-Water Interaction (21:50) The Marvelous Database Project (26:50) Remote Sensing: Thermal Inertia (30:10) Mars vs. Earth: Gravity and Shape (34:40) Searching for Craters on Mars (36:40) "Goofing" with Lava and Ice Popsicles (41:10) Methane, Permafrost, and CO2 Ice (43:55) Mapping Water for Future Missions (48:25) Ducky: The Scientist’s Companion (51:00) The Science Joke Links & Resources Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E14
Mar 30, 2026
53:54
The Chemical Language of Black Widows: Pheromones and Deception in Spider Silk
The Western Black Widow (Latrodectus hesperus) is a master of invisible chemistry. 2026 Science Podcast of the Year winner Dr. Jeffrey Zurek joins Dr. Andy Fisher (Greifswald University) to untangle the chemical love letters hidden in spider silk. We explore how "virtually blind" predators use smell & electrostatic charges to communicate. Discover the "stinky cheese" pheromone, why males destroy female webs during courtship, and the scandalous truth about "cheating" widows who lie about their age and fitness to attract a mate. Topics Covered Podcast of the Year: Celebrating 2026 American Writing Awards win. Chemical Languages: How smell and taste dominate the "dark taxa." Explore the sausage-making of science, & how chemical ecology replaces toxic pesticides The "Gym Sock" Signal: Identifying butyric acid in widow webs Honest vs. Deceptive Signals: How starved spiders "cheat" the system New Anatomy: Hot-off-the-press research on how spiders smell with their legs. Chapters (00:00) 2026 Podcast of the Year! (01:05) Warning: Arachnophobia (03:30) Guest: Dr. Andy Fisher (05:55) How Spiders "See" with 8 Eyes (08:50) Electrostatic Communication (12:35) Pest Management vs. Pesticides (14:35) The Western Black Widow (17:00) Field Work: How Not to Get Bitten (22:30) Web Chemistry: Stinky Pheromones (25:45) Why Males Destroy the Web (29:50) The Metabolic Cost of Love (33:15) Deception: The Cheating Widow (38:10) Mass Spec: Smashing Chemical Legos (41:40) Seasonality of Sex Signals (44:55) Sub-Social Web Sharing (48:20) Black Widow Science Joke Links Animal Metabolomics & Ecology Lab Papers: Starving Female Spiders Pheromone Abundance Study Web: WhimsicalWavelengths.com Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E13
Mar 16, 2026
50:49
The Artificial Geologist: Using Machine Learning & Neural Networks to Find Gold
The "motherlode" is just a model away. In this episode, Dr. Jeffrey Zurek (P.Geo) bridges between the classroom & the boardroom with colleague & data scientist Frederick Jackson from Computational Geosciences Inc. Together, they explore how machine learning (ML) & artificial intelligence are revolutionizing mineral exploration. We dig into the expensive reality of drilling—where a single hole can cost over $100k—& how neural networks act as an "artificial geologist" to find patterns in massive "data cubes." From the Yilgarn Craton of Western Australia to the surprising links between finding gold, & detecting brain tumors, this episode proves that while the intelligence might be artificial, the discovery is real. Topics Covered The Business of Discovery: How science functions in the corporate world & the real-world consequences of being wrong. Drilling by the Numbers: Why de-risking drill holes is the primary driver for AI in mining. The Data Cube: Integrating geophysics, radiometrics, etc., to build "geological ChatGPT." Neural Networks 101: Moving beyond simple regressions to non-linear, brain-inspired algorithms. Prospectivity & Policy: How heat maps help inform land-use decisions . Bioacoustics: Whimsical detour to tracking whales for conservation using the same ML technology. Episode Chapters (00:00) Intro: Geology Meets Algorithms (02:05) The High Cost of Drilling: Why We Need Models (04:35) Frederick Jackson Spinosaurus to Data Science (07:50) Industry vs Academia: The Cost of Being Wrong (10:10) The SEG Paper: Gold Prospectivity in Australia (11:50) AI Hallucinations in Geophysics Managing Risk (15:15) Building the Data Cube: Features vs. Labels (19:35) Garbage In, Garbage Out: AI Pitfalls (21:20) Neural Networks: an "Artificial Geologist" (25:10) Results: Heat Maps and 2D De-risking (30:45) Beyond Minerals: Tracking Mosquitoes & Brain Tumors (32:45) Bioacoustics: Citizen Science & Whales (34:30) The infamous Science Joke Links & Resources Citizen Science: Orca Sound Support: Pateron Socials: Bluesky | Instagram | Facebook Whimsical Wavelengths: Deep-dive conversations where a working scientist unpacks how we know what we know, one paper, one idea, or whimsical detour at a time. Hosted by Dr. Jeffrey Zurek (P.Geo).
S2 · E12
Mar 2, 2026
37:13
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