| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 4 |  | Unexplainable | Vox | |
| 6 | 2 |  | More or Less | BBC Radio 4 | |
| 7 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 11 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 8 |  | Curious Cases | BBC Radio 4 | |
| 11 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 12 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 12 | 2 | B | Boring History for Sleep | Velvet | |
| 13 | — |  | BBC Inside Science | BBC Radio 4 | |
| 14 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 14 | 8 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 15 | 2 |  | The Story Collider | Story Collider, Inc. | |
| 17 | — |  | Science Weekly | The Guardian | |
| 18 | 2 |  | Science Vs | Spotify Studios | |
| 19 | 11 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 20 | 8 |  | Discovery | BBC World Service | |
| 21 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 21 | — |  | CrowdScience | BBC World Service | |
| 22 | 13 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 22 | 35 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 23 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 24 | 2 |  | Leaked | TFLabs | |
| 29 | 10 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 30 | 18 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 31 | 25 |  | Blurry Creatures | Blurry Creatures | |
| 31 | 76 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 32 | — |  | Short Wave | NPR | |
| 32 | 4 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 33 | — |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 33 | — | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 34 | — |  | Overheard at National Geographic | National Geographic | |
| 34 | 30 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 35 | 18 |  | The Michael Shermer Show | Michael Shermer | |
| 36 | 140 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 37 | — |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 37 | 31 |  | Living Planet | DW | |
| 40 | 6 | S | Strange by Nature Podcast | Strange by Nature | |
| 41 | 19 |  | Astrum Space | Astrum | |
| 42 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 42 | 15 |  | Babbage from The Economist | The Economist | |
| 42 | 12 | A | Alles ist Chemie | Nicholas Jankowski | |
| 43 | 112 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 43 | 18 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 45 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 46 | 7 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 46 | 140 | H | Honey, I'm Home | Jye Smith, Benjamin Durie | |
| 47 | 7 | I | International Law | Yale Law School | |
| 49 | — |  | Mythfits | Pionaire Podcasting | |
| 49 | — |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 50 | 73 |  | American Innovations | Audible | |
| 50 | — |  | Unexpected Elements | BBC World Service | |
| 51 | 10 |  | Need To Know | Bryce Zabel | |
| 52 | — | S | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales, Bleav | |
| 52 | 25 |  | The Psychology Podcast | iHeartPodcasts | |
| 52 | — |  | Bigfoot Crossroads | Matt Knapp | |
| 52 | 27 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 53 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 54 | 14 | T | The Genetics Podcast | Sano Genetics | |
| 55 | 5 |  | All In The Mind | ABC | |
| 55 | 8 | T | The Brain and Brand Show | Podcast Party | |
| 56 | 18 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 56 | — |  | ABA Inside Track | ABA Inside Track | |
| 57 | 51 |  | Universe Today Podcast | Fraser Cain | |
| 57 | 124 | N | New Books in Sociology | New Books Network | |
| 57 | — |  | UFO Witnesses | UFO Witnesses | |
| 58 | — | A | ABA on Tap | Mike Rubio, BCBA & Dan Lowery, BCBA (co-Hosts) & Suzanne Juzwik, BCBA (Producer) | |
| 58 | 14 |  | ACEP Frontline - Emergency Medicine | Ryan A. Stanton MD, FACEP | |
| 59 | — | F | Functional Relations | Zachary Bird, PhD, BCBA-D and Caleb Davis, PhD, BCBA-D | |
| 59 | 39 |  | עושים היסטוריה עם רן לוי Osim Historia With Ran Levi | רשת עושים היסטוריה | |
| 62 | — | P | Psychoanaliterature: Psychoanalysis, Literature, and All That Lie in Between | Psychoanaliterature: Psychoanalysis, Literature, and All That Lie in Between | |
| 62 | — |  | Science Magazine Podcast | Science Magazine | |
| 63 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 65 | — |  | Naturebang | BBC Radio 4 | |
| 65 | — | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 65 | — |  | The world, the universe and us | New Scientist | |
| 66 | — | M | Mathematics Simplified | Anjali Sharma | |
| 66 | — | N | New Books in Psychology | Marshall Poe | |
| 66 | — |  | Scotland Outdoors | BBC Radio Scotland | |
| 67 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 67 | — | V | Virology Podcast by Karolina | Karolína Štaflová | |
| 67 | — |  | Prognosis: Misconception | Bloomberg | |
| 69 | — |  | TED Talks Science and Medicine | TED | |
| 69 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 70 | 18 |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 71 | — |  | This Week in Virology | Vincent Racaniello | |
| 71 | 7 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 72 | — |  | Nature Podcast | Springer Nature Limited | |
| 72 | — |  | The Episodic Table of Elements | T. R. Appleton | |
| 73 | — |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 76 | — | H | Herpetological Highlights | Herpetological Highlights | |
| 77 | 30 | F | FertiliPod: Reproductive Medicine and Fertility Podcast for Assisted Reproduction Professionals | FertiliPod by IVIRMA | |
| 77 | 31 |  | Radiowissen | Bayerischer Rundfunk | |
| 78 | — | T | The Dairy Nutrition Blackbelt Podcast | Wisenetix | |
| 78 | 75 |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 79 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
