| 1 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 4 | 1 |  | Curious Cases | BBC Radio 4 | |
| 5 | 7 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 5 |  | More or Less | BBC Radio 4 | |
| 7 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 8 | 6 |  | Science Vs | Spotify Studios | |
| 9 | 37 |  | BBC Inside Science | BBC Radio 4 | |
| 10 | 7 |  | Ancient Aliens | PodcastOne | |
| 11 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 12 | 9 |  | The Life Scientific | BBC Radio 4 | |
| 13 | 9 | N | Naturefile | RTÉ lyric fm | |
| 14 | 1 |  | Radiolab | WNYC Studios | |
| 15 | 7 |  | Science Weekly | The Guardian | |
| 16 | 9 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 17 | 8 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 18 | 57 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 37 |  | Mythfits | Pionaire Podcasting | |
| 20 | 38 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 21 | 11 |  | The Plodcast | Our Media | |
| 22 | 2 |  | Great Mysteries of Physics | The Conversation | |
| 23 | 10 |  | Discovery | BBC World Service | |
| 24 | 138 |  | Cool Worlds Podcast | coolworldslab | |
| 25 | — | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 26 | — | A | ATTD: Advanced Technologies and Treatments for Diabetes | ATTD on UNLOK | |
| 27 | — |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 28 | — |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 29 | — |  | This Week in Microbiology | Vincent Racaniello | |
| 30 | 14 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 31 | 13 | B | Boring History for Sleep | Velvet | |
| 32 | 13 |  | Ciência Suja | Ciência Suja | |
| 33 | 9 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 34 | 11 | F | Farming Today | BBC Radio 4 | |
| 35 | 10 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 36 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 37 | 10 |  | Bigfoot Society | Jeremiah Byron | |
| 38 | 7 |  | CrowdScience | BBC World Service | |
| 39 | 11 |  | The Climate Question | BBC World Service | |
| 40 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 41 | 1 |  | Overheard at National Geographic | National Geographic | |
| 42 | — |  | Mongabay Newscast | Mongabay.com | |
| 43 | 13 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 44 | 15 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 45 | 6 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 46 | — |  | That's Just Wild | Fresh Air | |
| 47 | 15 |  | Bigfoot Terror in the Woods Sightings and Encounters | W.J. Sheehan | |
| 48 | 15 |  | DNA Today: A Genetics Podcast | Kira Dineen, Gene Pool Media | |
| 49 | 15 | O | On Science with Anne-Sophie Fluri | Good Gosh Media | |
| 50 | 15 |  | The Fossil Files | Robert Sansom and Susannah Maidment | |
| 51 | 15 | B | BJD Talks | BJD | |
| 52 | — | P | PsychoShot | MindCraft | |
| 53 | 16 | B | Between the Lines | Institute of Development Studies | |
| 54 | 16 | A | AISTS Sport Medicine Podcasts | Discover the world of sports management through our MAS class | |
| 55 | 14 | I | In Your Nature | By BirdWatch Ireland | |
| 56 | 13 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 57 | 46 |  | Science In Action | BBC World Service | |
| 58 | 7 |  | The world, the universe and us | New Scientist | |
| 59 | 10 | C | CountryWide | RTÉ Radio 1 | |
| 60 | 13 |  | Regenerative Agriculture Podcast | John Kempf | |
| 61 | 16 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 62 | 18 | C | Conservation and Science | Tommy's Outdoors | |
| 63 | 13 | M | Making Science with Tom Whipple | The Times | |
| 64 | 16 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 65 | 118 |  | Invisibilia | NPR | |
| 66 | 17 |  | New Books in Critical Theory | Marshall Poe | |
| 67 | 15 |  | The Common Descent Podcast | Common Descent | |
| 68 | 11 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 69 | 2 |  | Unexpected Elements | BBC World Service | |
| 70 | 16 | T | The Dairy Trail | Agriland Media | |
| 71 | 16 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 72 | 10 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 73 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 74 | 3 |  | Scotland Outdoors | BBC Radio Scotland | |
| 75 | 16 |  | Clinical Conversations | Royal College of Physicians of Edinburgh | |
| 76 | 16 | O | Our Sustainable Village | RTÉ Kids | |
| 77 | 14 | T | The Royal College of Psychiatrists Podcast | RCPsych | |
| 78 | 14 | T | The Science of Personality Podcast | Hogan Assessments | |
| 79 | 14 | R | REvaluation Podcast | fteval | |
| 80 | 14 |  | Speaking of Psychology | American Psychological Association | |
| 81 | 20 |  | Outside/In | NHPR | |
| 82 | 12 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 83 | 30 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 84 | 16 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 85 | 12 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 86 | 14 | N | New Scientist Weekly | New Scientist | |
| 87 | 11 |  | Astrum Space | Astrum | |
| 88 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 89 | 11 |  | Ask MIT Climate | MIT Climate Project | |
| 90 | 14 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 91 | 14 | T | The Science of Psychotherapy | Dahlitz Media | |
| 92 | 8 |  | The Episodic Table of Elements | T. R. Appleton | |
| 93 | 13 |  | Safety Third | Safety Third | |
| 94 | 12 | T | The Function Room | GoLoud | |
| 95 | 12 |  | Paleo Nerds | paleonerds | |
| 96 | 7 | C | Crazy Nauka | Ola i Piotr Stanisławscy | |
| 97 | 6 |  | Most Terrifying Places in America | Travel Channel | |
| 98 | 19 |  | Unexplainable | Vox | |
| 99 | 13 |  | Alive Again | iHeartPodcasts | |
| 100 | 15 | P | Palaeocast | Palaeocast | |
