| 1 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 1 | — |  | More or Less | BBC Radio 4 | |
| 2 | 1 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 2 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 10 | F | Farming Today | BBC Radio 4 | |
| 6 | 54 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 6 | 4 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 7 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | 3 |  | Oceanography | Pine Forest Media | |
| 9 | 4 |  | Climate Curious | TEDxLondon | |
| 9 | 6 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 10 | 6 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 10 | 2 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 11 | 26 |  | The world, the universe and us | New Scientist | |
| 12 | 7 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 12 | — | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 13 | 10 |  | Unexplainable | Vox | |
| 14 | 5 |  | Radiolab | WNYC Studios | |
| 14 | 5 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 15 | 5 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 16 | 154 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 19 | 11 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 20 | 3 |  | Discovery | BBC World Service | |
| 21 | 147 | W | Why? with Emma Kennedy | Podmasters | |
| 21 | 13 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 23 | — |  | Constant Wonder | BYUradio | |
| 24 | 13 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 25 | 17 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 26 | 53 |  | Ask a Spaceman! | Paul M. Sutter | |
| 27 | — |  | The Science of Birds | Ivan Phillipsen | |
| 27 | 16 |  | Ologies with Alie Ward | Alie Ward | |
| 27 | 13 | B | Boring History for Sleep | Velvet | |
| 28 | — |  | Stories From Space | ITSPmagazine, Matthew S Williams | |
| 28 | 94 |  | Babbage from The Economist | The Economist | |
| 29 | 12 |  | Curious Cases | BBC Radio 4 | |
| 30 | — | D | Drug Solutions | Pharm Tech | |
| 31 | — |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 34 | — | N | Nauka To Lubię | Tomasz Rożek | |
| 35 | 13 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 36 | — |  | Chemistry Made Simple | Matthew Macariou | |
| 37 | — | A | ATTD: Advanced Technologies and Treatments for Diabetes | ATTD on UNLOK | |
| 38 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 38 | — | A | AAEM Podcasts: Emergency Medicine Breve Dulce Talks | American Academy of Emergency Medicine | |
| 39 | — |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 39 | 13 |  | Science Friction | ABC | |
| 40 | — |  | Curiosity Weekly | Discovery | |
| 40 | 21 |  | The Futurists | Brett King, JP Nicols, Jason Henrichs | |
| 41 | 4 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 41 | — |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 42 | 4 |  | Paleo Nerds | paleonerds | |
| 42 | — |  | Diabetes Insights - Breakthroughs and Innovators | EASD - European Association for the Study of Diabetes | |
| 43 | — | T | The Perception & Action Podcast | Rob Gray | |
| 44 | 8 | L | Le podcast nature et environnement du musée des Confluences | musée des Confluences | |
| 45 | 8 | S | Surgical Readings | The American College of Surgeons | |
| 45 | — | M | Medscape InDiscussion: Hidradenitis Suppurativa | Medscape | |
| 45 | — |  | Science Quickly | Scientific American | |
| 46 | — |  | Blurry Creatures | Blurry Creatures | |
| 46 | — | M | Military Psychology Podcast | Division 19 | |
| 47 | 36 |  | Science Weekly | The Guardian | |
| 48 | 38 |  | Science Vs | Spotify Studios | |
| 49 | 23 | S | Sound Healing / Sound Bath | Omandala Vietnam | |
| 49 | — |  | Das Wissen | SWR | SWR | |
| 50 | 23 |  | All In The Mind | ABC | |
| 51 | 25 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 51 | — | T | The Vertue Podcast | Shona Vertue | |
| 52 | 40 |  | The Psychology Podcast | iHeartPodcasts | |
| 53 | 27 |  | Lost Women of Science | Lost Women of Science | |
| 54 | — | O | Our Changing World | RNZ | |
| 54 | 27 | I | Irish Wildlife Trust | Irish Wildlife Trust | |
| 54 | 34 | C | CountryWide | RTÉ Radio 1 | |
| 55 | 40 | ![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 | |
| 55 | 22 |  | Why Do We Do That? | BBC Radio 4 | |
| 56 | 37 |  | Somewhere in the Skies | SpectreVision Radio | |
| 56 | 27 |  | Cited Podcast | Cited Media | |
| 57 | 23 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 57 | — | L | Law at the End of the World | Elizabeth Macpherson and Cristy Clark | |
| 57 | 39 |  | BBC Inside Science | BBC Radio 4 | |
| 58 | 27 |  | Chromatography Life | Waters Corporation | |
| 58 | 86 |  | Bigfoot Society | Jeremiah Byron | |
| 59 | 27 | M | Mysteries of the Universe | TheTuringApp.Com | |
| 60 | 24 |  | How We're Wired | The Bertarelli Foundation | |
| 60 | 25 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 61 | 28 |  | Science Magazine Podcast | Science Magazine | |
| 61 | 25 | B | Beneath the Canopy Nature Connection | Orlagh and Cat | |
| 62 | 25 | I | Infinitely Irrational: A Math Podcast | Infinitely Irrational: A Math Podcast | |
| 63 | 25 | A | Audio Angling | Fishing Films & Facts | |
| 64 | 34 |  | Ciência Suja | Ciência Suja | |
| 64 | 33 |  | Origin Stories | The Leakey Foundation | |
| 71 | 27 | L | Love The Bees Podcast | Yvonne Johnston | |
| 71 | — | C | Ciência Sem Fim | Estúdios Flow | |
| 72 | 29 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 74 | 46 | T | The Energy Essentials Podcast | Cornwall Insight | |
| 75 | 15 |  | Astrum Space | Astrum | |
| 78 | 53 | N | Naturefile | RTÉ lyric fm | |
| 78 | 31 |  | Lehto Files - Investigating UAPs | Chris Lehto | |
| 79 | 20 | G | Goodfellow Unit | Goodfellow Unit | |
| 80 | 55 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 81 | 46 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 81 | 27 | N | Neuroscience of Coaching | Mirasee FM | |
| 82 | 33 |  | The Jim Rutt Show | The Jim Rutt Show | |
