| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 5 | 25 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 6 | 88 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 7 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 8 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 9 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 5 |  | Science Vs | Spotify Studios | |
| 11 | 29 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 12 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 13 | 2 |  | Science Weekly | The Guardian | |
| 14 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 15 | 2 |  | Radiolab | WNYC Studios | |
| 16 | 117 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 17 | 3 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 18 | 10 |  | Making Sense with Sam Harris | Sam Harris | |
| 19 | 10 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 20 | 10 |  | BBC Inside Science | BBC Radio 4 | |
| 21 | 21 |  | The world, the universe and us | New Scientist | |
| 22 | 21 | E | Equine Veterinary Education Podcast | Unknown | |
| 23 | 5 |  | Unexplainable | Vox | |
| 24 | 48 | I | In Your Nature | By BirdWatch Ireland | |
| 25 | 14 |  | All In The Mind | ABC | |
| 26 | 45 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 27 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 28 | 50 |  | The Quanta Podcast | Quanta Magazine | |
| 29 | 17 |  | Overheard at National Geographic | National Geographic | |
| 30 | 70 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 31 | 105 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 32 | 103 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 33 | 132 |  | Robinson's Podcast | Robinson Erhardt | |
| 34 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 35 | 17 |  | Ecosystemic Futures | Dyan Finkhousen: CEO of Shoshin Works | |
| 36 | 12 |  | The Life Scientific | BBC Radio 4 | |
| 37 | 18 |  | Most Terrifying Places in America | Travel Channel | |
| 38 | — | L | La Terre au carré | France Inter | |
| 39 | — | T | Trees A Crowd | David Oakes | |
| 40 | — |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 41 | 147 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 42 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 43 | — |  | Sensible Medicine | Sensible Medicine Authors and Editors | |
| 44 | — | M | Mathematics Simplified | Anjali Sharma | |
| 45 | 19 |  | Great Mysteries of Physics | The Conversation | |
| 46 | — |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 47 | — |  | The Science of Birds | Ivan Phillipsen | |
| 48 | 27 |  | Grey Dynamics | Grey Dynamics | |
| 49 | — |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 50 | 28 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 51 | — |  | Vet Times Podcast | Veterinary Business Development Ltd | |
| 52 | — | F | Feet on the Soil | Soil Boy | |
| 53 | — | Б | Буде тобі наука | Kunsht/Куншт | |
| 54 | — |  | Let's Talk Chemistry- a science podcast by ChemTalk | The ChemTalk Team | |
| 55 | — | T | The Death Studies Podcast | The Death Studies Podcast | |
| 56 | 33 | A | Agricology Podcast | Agricology | |
| 57 | — | C | Council On Human Function Podcast | Dr. Mark Wade | |
| 58 | 33 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 59 | 21 |  | Discovery | BBC World Service | |
| 60 | 5 |  | More or Less | BBC Radio 4 | |
| 61 | 24 |  | The Plodcast | Our Media | |
| 62 | 35 |  | CrowdScience | BBC World Service | |
| 63 | 31 |  | Accidental Gods | Accidental Gods | |
| 64 | 28 |  | The Climate Question | BBC World Service | |
| 65 | 36 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 66 | 35 | W | Why? with Emma Kennedy | Podmasters | |
| 67 | 34 | N | Naked Scientists, In Short Special Editions Podcast | The Naked Scientists | |
| 68 | 34 | P | Paediatric Emergencies | Dr Christopher Flannigan | |
| 69 | 34 | E | Elfonomics - with Elf Lyons and Dr Gerard Lyons | Elfonomics | |
| 70 | 16 | T | The Contemplative Science Podcast | Mark Miller | |
| 71 | 9 | N | Naturefile | RTÉ lyric fm | |
| 72 | 33 |  | Science with Sabine | Sabine Hossenfelder | |
| 73 | 9 |  | Science Quickly | Scientific American | |
| 74 | 8 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 75 | 26 |  | Ciência Suja | Ciência Suja | |
| 76 | 31 | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 77 | 36 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 78 | 34 | B | Breaking beliefism | Prof Paul Dolan | |
| 79 | 28 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 80 | 34 | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 81 | 28 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 82 | 35 |  | Naked Astronomy, from the Naked Scientists | The Naked Scientists | |
| 83 | 35 | N | New Books in Sex, Sexuality, and Sex Work | New Books Network | |
| 84 | 34 |  | Rare Earth | BBC Radio 4 | |
| 85 | 33 |  | Energy Evolution | S&P Global Commodity Insights | |
| 86 | 31 | R | Rätsel der Wissenschaft | DER STANDARD | |
| 87 | 31 | P | Physics - Audio | Ramamurti Shankar | |
| 88 | 31 | R | Raum & Zeit | Tim Vollert, Maximilian Bensinger | |
| 89 | 31 | 3 | 30% Wild | Susan Dieterlen | |
| 90 | 31 | M | Migraine Science Collaborative | Migraine Science Collaborative | |
| 91 | 31 | T | The Case for Conservation Podcast | www.case4conservation.com | |
| 92 | 31 |  | The Social Work Lens | Vermont CWTP | |
| 93 | 31 | T | The podcast series Take on Duchenne | The podcast series Take on Duchenne | |
| 94 | 31 | 3 | 37 Graus | Lab37 | |
| 95 | 42 |  | Sasquatch Odyssey | Sasquatch Odyssey-Bigfoot Encounters | |
| 96 | 26 |  | Science Friday | Science Friday and WNYC Studios | |
| 97 | 22 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 98 | 28 | C | CountryWide | RTÉ Radio 1 | |
| 99 | 18 |  | That UFO Podcast | That UFO Podcast | |
| 100 | 33 |  | A Life More Wild | Canopy & Stars | |
