| 1 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 4 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 5 |  | Unexplainable | Vox | |
| 7 | 17 |  | Science Weekly | The Guardian | |
| 8 | 4 |  | Science Vs | Spotify Studios | |
| 9 | 4 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 10 | 2 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 11 | 5 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 12 | — |  | When Science Finds a Way | Wellcome | |
| 13 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 14 | 1 |  | Invisibilia | NPR | |
| 15 | 7 |  | Radiolab | WNYC Studios | |
| 16 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 17 | 11 |  | Speaking of Psychology | American Psychological Association | |
| 18 | 1 |  | Astrum Space | Astrum | |
| 19 | 9 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 20 | 47 |  | Regenerative Agriculture Podcast | John Kempf | |
| 21 | 19 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 22 | 14 |  | Curious Cases | BBC Radio 4 | |
| 23 | 18 | B | BJA: British Journal of Anaesthesia | Rik Thomas, Podcast Editor | |
| 24 | 33 | T | The Zoology Ramblings Podcast | Robi Watkinson and Emma Hodson | |
| 25 | 42 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 26 | 65 |  | Discovery | BBC World Service | |
| 27 | 65 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 28 | 19 | S | Science on the Table | Science on the Table | |
| 29 | 111 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 30 | 56 |  | The world, the universe and us | New Scientist | |
| 31 | 64 |  | Overheard at National Geographic | National Geographic | |
| 32 | 83 |  | The Science of Everything Podcast | James Fodor | |
| 33 | 102 |  | Lost Women of Science | Lost Women of Science | |
| 34 | — |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 35 | — | D | Data Science Decoded | Mike E | |
| 36 | — | P | PsychCrunch | The British Psychological Society Research Digest | |
| 37 | 19 |  | Blurry Creatures | Blurry Creatures | |
| 38 | — | H | Human Action: A Treatise on Economics | Ludwig von Mises | |
| 39 | — | T | The Fascia Guide | thefasciaguide | |
| 40 | — | T | The Universe Speaks in Numbers | Faber and Faber | |
| 41 | — | C | CPC Biocast | Todd Andrews | |
| 42 | — | P | Podcast Viszeralmedizin | Christoph Paasch | |
| 43 | — | C | Cold Steel: Canadian Journal of Surgery Podcast | Canadian Journal of Surgery | |
| 44 | — | T | The PreMed Voice | The PreMed Voice | |
| 45 | — | T | The Pre-Med Life | The Pre-Med Life | |
| 46 | 31 | T | The We Society | AcSS | |
| 47 | 27 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 48 | 13 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 49 | 16 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 50 | — |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 51 | 19 |  | More or Less | BBC Radio 4 | |
| 52 | 32 |  | Instant Genius | Our Media | |
| 53 | 32 |  | Let's Learn Everything! | Maximum Fun | |
| 54 | 84 | R | REvaluation Podcast | fteval | |
| 55 | 33 |  | Hunting Dog Confidential | Project Upland Media Group | |
| 56 | 32 | G | Guardians of the River | Wild Bird Trust, NGOWP, House of Pod | |
| 57 | 15 |  | The Life Scientific | BBC Radio 4 | |
| 58 | 41 | B | BJA Education Podcasts | BJA Education | |
| 59 | 41 | M | Môre onder die Soeklig | Afrikaans.Radio | |
| 60 | 31 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 61 | 30 |  | From Concept to Medicine - A Comprehensive Drug Development Journey | Jim Mitchell | |
| 62 | 40 |  | The Optispan Podcast with Matt Kaeberlein | Optispan | |
| 63 | 37 |  | Universe Today Podcast | Fraser Cain | |
| 64 | 32 | T | The Clinical Research Podcast | Research & Innovation | |
| 65 | 39 |  | Conservation Connection | Conservation Connection™️ 501(c)3 | |
| 66 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 67 | 8 |  | Science Friday | Science Friday and WNYC Studios | |
| 68 | 39 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 69 | 39 | S | Students of Surgery | Martin Brand | |
| 70 | 45 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 71 | — |  | The Futurists | Brett King, JP Nicols, Jason Henrichs | |
| 72 | 15 |  | Unexpected Elements | BBC World Service | |
| 73 | 42 |  | MinuteEarth | Minute Earth | |
| 74 | 42 |  | Rare Earth | BBC Radio 4 | |
| 75 | 45 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 76 | 67 |  | The Orthobullets Podcast | Orthobullets | |
| 77 | 50 |  | Ancient Aliens | PodcastOne | |
| 78 | 35 | T | The Intern At Work: Internal Medicine | Medicine Pods: The Intern at Work | |
| 79 | 40 |  | Physics to God | Aaron Zimmer and Elie Feder | |
| 80 | 15 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 81 | 30 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 82 | 48 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 83 | 27 |  | American Innovations | Audible | |
| 84 | 42 |  | Outside/In | NHPR | |
| 85 | 26 | T | The Artificial Human | BBC Radio 4 | |
| 86 | 31 | P | Physics World Stories Podcast | Physics World | |
| 87 | 42 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 88 | 50 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 89 | 37 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 90 | 42 |  | The Micah Hanks Program | Micah Hanks | |
| 91 | 27 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 92 | 46 |  | Physics World Weekly Podcast | Physics World | |
| 93 | 49 | C | Climate Optimists | Jason Lewis, Thomas Mills & Flora Gladwin | |
| 94 | 21 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 95 | 45 | P | Psychology | Yale School of Medicine | |
| 96 | 37 |  | Science Magazine Podcast | Science Magazine | |
| 97 | 45 | G | Green Noise | CapeNature | |
| 98 | 45 |  | Jung Chicago Radio | C. G. Jung Institute of Chicago | |
| 99 | 45 | A | AP Cardiology | Andrew Perry | |
| 100 | 32 | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
