| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 3 |  | Science Vs | Spotify Studios | |
| 5 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 2 |  | Unexplainable | Vox | |
| 6 | 2 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 6 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 10 | 2 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 10 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 14 |  | Blurry Creatures | Blurry Creatures | |
| 13 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 15 | 19 |  | BBC Inside Science | BBC Radio 4 | |
| 15 | 6 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 18 | — | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 21 | 66 |  | Overheard at National Geographic | National Geographic | |
| 21 | 48 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 21 | 11 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 21 | 7 |  | When Science Finds a Way | Wellcome | |
| 22 | 4 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 13 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 22 | 9 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 22 | — |  | The Michael Shermer Show | Michael Shermer | |
| 23 | 21 |  | Science In Action | BBC World Service | |
| 23 | 23 |  | Mysterious Universe | 8th Kind | |
| 25 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 29 | 6 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 29 | 8 |  | Discovery | BBC World Service | |
| 29 | 169 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 30 | 1 | W | Wildest Kruger Stories | Karolina Norée | |
| 30 | 30 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 31 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 31 | 95 |  | Science Magazine Podcast | Science Magazine | |
| 33 | 14 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 33 | 41 |  | Ancient Aliens | PodcastOne | |
| 34 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 35 | 25 |  | That UFO Podcast | That UFO Podcast | |
| 36 | 10 |  | Universe Today Podcast | Fraser Cain | |
| 37 | 1 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 38 | 14 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 41 | — | R | Rewilding Earth Podcast | The Rewilding Institute | |
| 41 | 9 |  | CrowdScience | BBC World Service | |
| 43 | 2 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 45 | 48 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 45 | 22 |  | Critical Matters | Sound Physicians | |
| 46 | — |  | The Social Work Podcast | Jonathan B. Singer, Ph.D., LCSW | |
| 47 | 11 |  | The Quanta Podcast | Quanta Magazine | |
| 48 | 9 |  | Better Brain Fitness (a Brainjo Production) | Josh Turknett, MD | |
| 49 | 45 |  | Short Wave | NPR | |
| 52 | 12 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 52 | 23 |  | TheThinkingAtheist | The Thinking Atheist | |
| 55 | 73 |  | Ask a Spaceman! | Paul M. Sutter | |
| 56 | 31 | S | Safari Stories | Trunks and Tracks | |
| 59 | 34 |  | Speaking of Psychology | American Psychological Association | |
| 60 | 25 |  | The Life Scientific | BBC Radio 4 | |
| 61 | 18 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 63 | 31 |  | All In The Mind | ABC | |
| 63 | 16 |  | Radiowissen | Bayerischer Rundfunk | |
| 64 | 3 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 65 | 36 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 65 | 13 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 66 | 10 | C | CHEST Journal Podcasts | American College of Chest Physicians | |
| 68 | 21 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 68 | 31 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 68 | — |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 69 | — |  | The Science of Everything Podcast | James Fodor | |
| 69 | 57 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 69 | — |  | Let's Learn Everything! | Maximum Fun | |
| 71 | 39 |  | Living Planet | DW | |
| 71 | 82 |  | You Are Not So Smart | You Are Not So Smart | |
| 73 | 13 |  | Intelligent Design the Future | Discovery Institute | |
| 74 | 55 | T | The Space Show by Dr. David Livingston | Dr. David M. Livingston | |
| 75 | 3 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 76 | 15 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 79 | 118 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 79 | 26 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 81 | 23 |  | Unexpected Elements | BBC World Service | |
| 82 | 33 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 83 | 36 |  | TED Talks Science and Medicine | TED | |
| 84 | 24 | T | The Aspiring Psychologist Podcast | Dr Marianne Trent | |
| 85 | 78 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 86 | 25 |  | 洪晃|晃然大悟 | 洪晃|晃然大悟 | |
| 88 | 38 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 89 | 4 |  | The world, the universe and us | New Scientist | |
| 89 | 4 |  | That's Just Wild | Fresh Air | |
| 90 | 109 |  | Tiny Matters | Multitude | |
| 96 | 37 | N | New Scientist Weekly | New Scientist | |
| 97 | 35 | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 98 | 35 | O | Oxford Sparks Big Questions | Oxford Sparks | |
| 101 | 35 | T | Tails from the Lab: A Veterinary Podcast | Antech Diagnostics | |
| 103 | 2 |  | Drilled | Pushkin Industries | |
| 104 | — | T | The Biome Podcast | Robi Watkinson, Emma Hodson & Kate Sheridan | |
| 105 | 5 | T | The Immaculate Deception | Somethin' Else / Sony Music Entertainment | |
| 105 | — | O | Outdoor Sounds | Jeff Large | |
| 107 | 26 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 110 | 4 |  | Need To Know | Bryce Zabel | |
| 112 | 36 |  | ScienceStuff | iHeartPodcasts | |
| 113 | 73 |  | The Science of Birds | Ivan Phillipsen | |
| 113 | — |  | Somewhere in the Skies | SpectreVision Radio | |
| 114 | 22 |  | What Remains | WRAL News | Raleigh, North Carolina | |
