| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | More or Less | BBC Radio 4 | |
| 3 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 8 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 3 | 4 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 4 | 1 |  | Science Weekly | The Guardian | |
| 4 | 7 |  | Radiolab | WNYC Studios | |
| 5 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | — |  | Ologies with Alie Ward | Alie Ward | |
| 6 | 7 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 4 |  | Curious Cases | BBC Radio 4 | |
| 9 | 4 | B | Boring History for Sleep | Velvet | |
| 10 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 11 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 12 | 1 |  | Unexplainable | Vox | |
| 14 | 3 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 15 | 35 |  | Operation Night Cat | New Hampshire Public Radio | |
| 16 | 76 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 16 | 3 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 17 | 1 |  | Discovery | BBC World Service | |
| 17 | 8 | N | Naturefile | RTÉ lyric fm | |
| 18 | 123 |  | Bigfoot Society | Jeremiah Byron | |
| 18 | 3 |  | Astrum Space | Astrum | |
| 19 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 19 | 3 |  | CrowdScience | BBC World Service | |
| 19 | — |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 20 | 26 |  | The world, the universe and us | New Scientist | |
| 21 | 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 21 | 69 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 22 | 9 |  | Nature Podcast | Springer Nature Limited | |
| 23 | 1 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 24 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 24 | 10 | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 24 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 25 | 45 |  | Speaking of Psychology | American Psychological Association | |
| 25 | 18 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 25 | 16 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 25 | 57 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 26 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 26 | 63 |  | Overheard at National Geographic | National Geographic | |
| 27 | 24 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 27 | 134 | T | The Cancer Trials Ireland Podcast | Cancer Trials Ireland | |
| 27 | 108 |  | Need To Know | Bryce Zabel | |
| 29 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 29 | 29 |  | That UFO Podcast | That UFO Podcast | |
| 30 | 88 |  | Somewhere in the Skies | SpectreVision Radio | |
| 31 | 4 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 31 | 53 |  | UFO Chronicles Podcast | Nik Hunter | |
| 32 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 32 | 7 |  | You Are Not So Smart | You Are Not So Smart | |
| 33 | 4 |  | Settle the Stars: The Science of Space Exploration | Edgeworks Nebula | |
| 34 | 14 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 35 | 9 |  | The Life Scientific | BBC Radio 4 | |
| 36 | — | T | The Research Field | Teagasc; Ireland | |
| 36 | 55 |  | The Micah Hanks Program | Micah Hanks | |
| 36 | 17 |  | The Michael Shermer Show | Michael Shermer | |
| 37 | 8 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 37 | — | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 37 | — | S | See See by Ceci | Dr. Cecilia Ponce Rivera | |
| 38 | — | T | Two Paeds In A Pod | Dr Ian Lewins | |
| 39 | 6 | W | Wild Tales | Nature Podcast | National Trust | |
| 40 | 78 | T | This Natural Life | BBC Radio 4 | |
| 40 | 10 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 41 | — |  | Living Planet | DW | |
| 41 | 22 |  | A Question of Science | The Francis Crick Institute | |
| 42 | 19 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 42 | 6 | N | New Scientist Weekly | New Scientist | |
| 43 | 5 |  | Science Vs | Spotify Studios | |
| 44 | 12 |  | Scotland Outdoors | BBC Radio Scotland | |
| 44 | — | S | Sleepy Science Documentary | ScatterBrained Professor | |
| 45 | — | U | Unified Health Aid Podcast | Unified Health Aid | |
| 45 | 10 | 2 | 28 Ways to Save the World | Newstalk | |
| 46 | 15 |  | Science In Action | BBC World Service | |
| 49 | 23 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 49 | 12 | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 50 | 18 | C | CountryWide | RTÉ Radio 1 | |
| 50 | 11 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 54 | — |  | Universe Today Podcast | Fraser Cain | |
| 54 | 9 |  | 15 Minute Maps | Hugo Powell | |
| 55 | 31 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 55 | 10 | B | Breaking Green | Global Justice Ecology Project / Host Steve Taylor | |
| 57 | 7 |  | Unexpected Elements | BBC World Service | |
| 57 | 11 | C | Conservation and Science | Tommy's Outdoors | |
| 58 | 5 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 58 | 16 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 59 | 3 |  | Science Friday | Science Friday and WNYC Studios | |
| 60 | 9 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 60 | 11 | T | The Vet Pod | The Vet Pod | |
| 61 | 9 | O | Orange Orca Podcast: Whale Science Made Simple 🐋🎙️ | Firuze Okten Gokce | |
| 62 | — | C | Changing Climate, Changing Migration | Migration Policy Institute | |
| 63 | — | T | The Climate Stand with The Final Stand | The Final Stand | |
| 64 | 14 |  | Babbage from The Economist | The Economist | |
| 64 | 15 |  | Farm Food Facts | USFRA | |
| 65 | — | E | EPRI Current | EPRI | |
| 66 | 7 |  | The Plodcast | Our Media | |
| 67 | 2 |  | The Quanta Podcast | Quanta Magazine | |
| 68 | 15 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 71 | 9 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 71 | 18 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 71 | 90 |  | Crazy Nauka | Ola i Piotr Stanisławscy | |
