| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Curious Cases | BBC Radio 4 | |
| 3 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 6 | 10 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 7 | 2 |  | Radiolab | WNYC Studios | |
| 8 | 2 |  | Science Weekly | The Guardian | |
| 9 | 7 |  | Unexplainable | Vox | |
| 10 | 43 |  | Making Sense with Sam Harris | Sam Harris | |
| 11 | 7 |  | More or Less | BBC Radio 4 | |
| 12 | 3 | B | Boring History for Sleep | Velvet | |
| 13 | 7 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 14 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 7 |  | The world, the universe and us | New Scientist | |
| 16 | — | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 17 | 5 |  | Science Vs | Spotify Studios | |
| 18 | 10 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 19 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 20 | 8 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 21 | 11 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 22 | 10 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 23 | 78 |  | Speaking of Psychology | American Psychological Association | |
| 24 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 25 | 14 |  | BBC Inside Science | BBC Radio 4 | |
| 26 | 15 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 27 | 33 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 28 | 12 |  | Discovery | BBC World Service | |
| 29 | 163 |  | Ask a Spaceman! | Paul M. Sutter | |
| 30 | 105 | T | This Natural Life | BBC Radio 4 | |
| 31 | 94 |  | Short Wave | NPR | |
| 32 | 21 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 33 | 12 |  | CrowdScience | BBC World Service | |
| 34 | — |  | Choiceology with Katy Milkman | Charles Schwab | |
| 35 | — |  | iNTO THE FRAY RADIO - Encounters with the Paranormal | SpectreVision Radio | |
| 36 | — |  | The Pulse | WHYY | |
| 37 | — |  | SOIL: Rewilding the Underground | Freya Mulvey | |
| 38 | — |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 39 | — |  | ROCKS AND MINERALS : The Treasures Inside Our Earth | pascal | |
| 40 | 21 |  | Babbage from The Economist | The Economist | |
| 41 | 19 |  | Astrum Space | Astrum | |
| 42 | 13 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 43 | 13 | T | The Psychology Perspective | ellie2302d | |
| 44 | 14 |  | The Michael Shermer Show | Michael Shermer | |
| 45 | 28 |  | Naturebang | BBC Radio 4 | |
| 46 | 67 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 47 | 22 |  | Drilled | Pushkin Industries | |
| 48 | 20 | B | Blood Bank Guy Videos | Joe Chaffin, MD | |
| 49 | 27 |  | The Episodic Table of Elements | T. R. Appleton | |
| 50 | 25 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 51 | 55 |  | Science In Action | BBC World Service | |
| 52 | 38 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 53 | 31 |  | Ancient Aliens | PodcastOne | |
| 54 | 22 | N | New Scientist Weekly | New Scientist | |
| 55 | — |  | New Books in Psychoanalysis | Marshall Poe | |
| 56 | — |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 57 | 21 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 57 | 19 | Б | Буде тобі наука | Kunsht/Куншт | |
| 58 | 31 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 59 | 25 |  | You Are Not So Smart | You Are Not So Smart | |
| 60 | 11 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 61 | 25 | S | Spacetime Fika | Jonas Enander | |
| 62 | — |  | COMPLEXITY | Santa Fe Institute | |
| 63 | 50 | C | CountryWide | RTÉ Radio 1 | |
| 64 | 32 |  | Deborah Hatswell aka TinkerGirl | Tinker Girl | |
| 65 | — | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 66 | 31 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 67 | 34 | C | Clinical neurology with KD | Krishnadas N C | |
| 68 | 26 | N | Nature's a Hoot | Hawk Conservancy Trust | |
| 69 | 46 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 70 | 2 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 71 | 17 | F | Farming Today | BBC Radio 4 | |
| 72 | 5 |  | The Life Scientific | BBC Radio 4 | |
| 73 | 50 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 74 | 31 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 75 | 24 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 76 | 45 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 77 | 30 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 78 | 45 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 79 | 41 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 80 | 44 |  | Unexpected Elements | BBC World Service | |
| 81 | 37 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 82 | 15 |  | Dr Karl Podcast | triplej | |
| 83 | 27 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 84 | 45 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 86 | 40 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 87 | 57 |  | Scotland Outdoors | BBC Radio Scotland | |
| 88 | 25 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 89 | 50 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 90 | 43 | L | Lifeworlds | Alexa Firmenich | |
| 91 | 54 |  | A Question of Science | The Francis Crick Institute | |
| 92 | 18 |  | Science Friday | Science Friday and WNYC Studios | |
| 93 | 40 | E | EcoFarm Aotearoa | Ewan Campbell with co-host Stephen Brunton | |
| 94 | 48 |  | Bigfoot Terror in the Woods Sightings and Encounters | W.J. Sheehan | |
| 95 | 14 | C | Crazy Nauka | Ola i Piotr Stanisławscy | |
| 96 | 58 |  | That UFO Podcast | That UFO Podcast | |
| 97 | 27 |  | Patterns Tell Stories | UFOs & High Strangeness | KLAɄЅ & GΔRRΞTT | |
| 98 | 63 |  | Mysterious Universe | 8th Kind | |
| 99 | 47 | S | Subconscious Sessions | luciddreams6295 | |
| 100 | 56 | T | Trees A Crowd | David Oakes | |
