| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | The Rest Is Science | Goalhanger | |
| 4 | 4 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 5 | 2 | B | Boring History for Sleep | Velvet | |
| 5 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 15 |  | More or Less | BBC Radio 4 | |
| 7 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 5 |  | Unexplainable | Vox | |
| 10 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 10 | — |  | Science Vs | Spotify Studios | |
| 11 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 11 |  | Science Friday | Science Friday and WNYC Studios | |
| 12 | 2 |  | Discovery | BBC World Service | |
| 13 | — |  | Science Weekly | The Guardian | |
| 14 | 12 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 16 | — |  | The Psychology Podcast | iHeartPodcasts | |
| 16 | 43 |  | Blurry Creatures | Blurry Creatures | |
| 17 | 10 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 18 | 5 |  | Curious Cases | BBC Radio 4 | |
| 18 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 19 | — |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 20 | 155 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 20 | 7 |  | Planet Em | Emily McDonald | |
| 21 | 35 |  | Short Wave | NPR | |
| 22 | 11 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 23 | 49 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 23 | 2 |  | The world, the universe and us | New Scientist | |
| 25 | 4 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 26 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 27 | 3 |  | Speaking of Psychology | American Psychological Association | |
| 28 | 32 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 28 | — |  | That UFO Podcast | That UFO Podcast | |
| 29 | — | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 30 | 9 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 30 | 62 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 31 | 26 |  | The Life Scientific | BBC Radio 4 | |
| 31 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 31 | 82 |  | Drilled | Pushkin Industries | |
| 32 | — |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 34 | — |  | Psychedelics Today | Psychedelics Today | |
| 34 | 23 |  | Alberi e altri umani | Stefano Mancuso - Chora Media | |
| 34 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 34 | — | V | VoxDev Development Economics | VoxDev.org | |
| 35 | — | S | Sound Healing / Sound Bath | Omandala Vietnam | |
| 35 | — |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 36 | — |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 37 | 97 |  | TED Talks Science and Medicine | TED | |
| 37 | — |  | Swansea University Medical School: Anatomy and Embryology | Dr Samuel Webster & Dr Rhiannon Fish | |
| 37 | 1 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 38 | — | N | New Books in Neuroscience | New Books Network | |
| 39 | 15 |  | Big Picture Science | Big Picture Science | |
| 39 | — | T | The Rest is Climate Podcast | Nick Simpson | |
| 39 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 40 | — | B | Brain Stories | University College London (UCL) | |
| 40 | — | G | Geopolitics today - The geopolitical Podcast | Daniel Garbotz | |
| 40 | — |  | Nature Podcast | Springer Nature Limited | |
| 41 | — |  | Science Quickly | Scientific American | |
| 41 | 4 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 42 | — |  | How We're Wired | The Bertarelli Foundation | |
| 42 | — |  | Science with Sabine | Sabine Hossenfelder | |
| 43 | 60 |  | Universe Today Podcast | Fraser Cain | |
| 44 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 44 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 45 | — | S | State of Mind with Debra Sloss | Debra Sloss | |
| 46 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 47 | 9 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 47 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 49 | — |  | LearningRadiology Video Podcasts | William Herring, MD, FACR | |
| 49 | — | T | The Food Systems Podcast | Franziska Gaupp | |
| 50 | — |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 52 | 1 |  | BBC Inside Science | BBC Radio 4 | |
| 52 | — | N | Naked Neuroscience, from the Naked Scientists | James Tytko | |
| 55 | 6 | T | The Biotech Startups Podcast | Excedr | |
| 55 | — |  | Astrum Space | Astrum | |
| 55 | 99 | B | Bred to Perfection | Kenny Troiano | |
| 58 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 58 | 18 |  | Ask a Spaceman! | Paul M. Sutter | |
| 59 | — |  | La Science, CQFD | France Culture | |
| 63 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 64 | 3 |  | Space Boffins, from the Naked Scientists | Richard Hollingham, Sue Nelson | |
| 65 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 65 | 135 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 66 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 66 | 4 | P | PhD Unplugged | PhD Unplugged | |
| 68 | 86 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 69 | 86 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 69 | — |  | Living Planet | DW | |
| 70 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 72 | 21 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 72 | 48 |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 73 | 2 |  | TheThinkingAtheist | The Thinking Atheist | |
| 73 | 116 |  | Safety Third | Safety Third | |
| 74 | — |  | CrowdScience | BBC World Service | |
| 74 | 14 |  | Today's discussion on unraveling BPC 157 Peptide | Infinity Peptides | |
| 75 | 2 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 78 | 52 |  | Skeptoid | Brian Dunning | |
| 78 | 28 | F | Farming Today | BBC Radio 4 | |
| 79 | — | F | Fire Science Show | Wojciech Wegrzynski | |
| 79 | — | N | Neurosurgery Podcast | Neurosurgery Podcast | |
