| 1 | — |  | The Rest Is Science | Goalhanger | |
| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | — | F | Futureproof with Jonathan McCrea | Newstalk | |
| 2 | 1 |  | Curious Cases | BBC Radio 4 | |
| 2 | 2 |  | Science Weekly | The Guardian | |
| 4 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 2 |  | Radiolab | WNYC Studios | |
| 5 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 7 | 2 |  | More or Less | BBC Radio 4 | |
| 8 | 7 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 9 | 1 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 10 | 4 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 10 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 11 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 11 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | 27 |  | Planet Em | Emily McDonald | |
| 13 | 22 |  | Astrum Space | Astrum | |
| 14 | 1 |  | Unexplainable | Vox | |
| 15 | 4 | B | Boring History for Sleep | Velvet | |
| 16 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 16 | 1 | C | CountryWide | RTÉ Radio 1 | |
| 17 | 6 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 18 | — |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 19 | 2 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 20 | 9 |  | The world, the universe and us | New Scientist | |
| 22 | 10 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 22 | 2 | C | Climate change - off the record | Dr Clare Noone and Dr Róisín Moriarty | |
| 23 | 4 |  | A Question of Science | The Francis Crick Institute | |
| 24 | 23 |  | Re:Energise from ESB | ESB | |
| 25 | 3 |  | Science Vs | Spotify Studios | |
| 26 | 2 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 26 | 2 |  | The Life Scientific | BBC Radio 4 | |
| 27 | 4 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 27 | 30 |  | Nature Podcast | Springer Nature Limited | |
| 28 | — |  | Unexpected Elements | BBC World Service | |
| 29 | 6 |  | CrowdScience | BBC World Service | |
| 30 | 34 |  | Overheard at National Geographic | National Geographic | |
| 30 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 31 | 5 |  | All In The Mind | ABC | |
| 31 | 8 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 32 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 33 | 18 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 33 | 19 |  | Discovery | BBC World Service | |
| 33 | 5 |  | Universe Today Podcast | Fraser Cain | |
| 34 | 8 | I | In Your Nature | By BirdWatch Ireland | |
| 34 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 35 | 40 |  | That UFO Podcast | That UFO Podcast | |
| 35 | 3 |  | Speaking of Psychology | American Psychological Association | |
| 36 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 36 | 5 |  | The Climate Question | BBC World Service | |
| 37 | 32 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 38 | 7 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 39 | 7 | N | Naturefile | RTÉ lyric fm | |
| 40 | 137 |  | The Threshold | Foreign Policy | |
| 40 | 1 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 41 | 73 |  | Bigfoot Society | Jeremiah Byron | |
| 42 | 14 |  | Mysterious Universe | 8th Kind | |
| 42 | — | R | Radiology AI Podcast | RSNA | Radiological Society of North America (RSNA) | |
| 43 | 102 |  | Paranormal Portal | Brent Thomas | |
| 44 | 7 | C | Chris Skinner's Countryside Podcast | SOUNDYARD | |
| 44 | 82 |  | Planet Possible | CIWEM | |
| 45 | 5 | S | Silicon Valley Astronomy Lectures | Silicon Valley Astronomy Lectures | |
| 46 | 12 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 46 | 13 |  | The Quanta Podcast | Quanta Magazine | |
| 46 | 1 |  | Big Picture Science | Big Picture Science | |
| 47 | 38 |  | Science Friday | Science Friday and WNYC Studios | |
| 49 | 7 | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 49 | 17 |  | Scotland Outdoors | BBC Radio Scotland | |
| 50 | 5 | N | Nové ostrovy s Václavem Cílkem | Václav Cílek a Dagmar Morozová | |
| 52 | 16 |  | Planet Visionaries – SEASON 5 | A podcast in partnership with The Rolex Perpetual Planet Initiative | |
| 53 | — |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 54 | — |  | Wissen Weekly | Spotify Studios | |
| 54 | — | N | Nauka To Lubię | Tomasz Rożek | |
| 54 | — | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 54 | 106 |  | Great Mysteries of Physics | The Conversation | |
| 55 | 11 |  | Ground Truths | Eric Topol | |
| 56 | 8 |  | Somewhere in the Skies | SpectreVision Radio | |
| 57 | 4 |  | Chromatography Life | Waters Corporation | |
| 58 | — |  | Sky Tour Astronomy Podcast | American Astronomical Society | |
| 58 | 16 |  | Let's Learn Everything! | Maximum Fun | |
| 58 | 9 |  | The Social-Engineer Podcast | Social-Engineer, LLC | |
| 58 | 48 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 59 | — | T | The Artificial Human | BBC Radio 4 | |
| 59 | — |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 59 | 4 | E | Ecolution | RTÉ Kids | |
| 60 | — | H | HYPERLAND | David Malone and Ian Stroud | |
| 60 | — | T | The Life Of The Mind by Steven Pinker | This Is 42 | |
| 61 | 20 | S | Sci Guys | The Sci Guys | |
| 61 | 18 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 62 | 16 | F | Futuro presente | Il Post - Beatrice Mautino | |
| 63 | 10 | C | Conversations in Fetal Medicine | Conversations in Fetal Medicine | |
| 63 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 64 | 10 | H | Hack The Box: Stories | Hack The Box | |
| 64 | 4 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 65 | 5 | A | AstroViktor Podcast | Vittorio Baraldi | |
| 65 | — | Е | Емоційний інтелект | Суспільне мовлення | |
| 66 | 33 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 66 | 29 |  | Babbage from The Economist | The Economist | |
| 67 | 22 |  | Tạp chí khoa học | RFI Tiếng Việt | |
