| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 3 |  | Science Weekly | The Guardian | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 6 |  | Curious Cases | BBC Radio 4 | |
| 3 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | 1 |  | More or Less | BBC Radio 4 | |
| 4 | — | B | Boring History for Sleep | Velvet | |
| 5 | 2 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 6 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 4 |  | Radiolab | WNYC Studios | |
| 11 | 7 |  | Science Vs | Spotify Studios | |
| 13 | — |  | BBC Inside Science | BBC Radio 4 | |
| 13 | 5 |  | Leaked | TFLabs | |
| 14 | 13 |  | Making Sense with Sam Harris | Sam Harris | |
| 14 | 1 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 14 | 5 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 14 | — | I | ImmunoTea: Your Immunology Podcast | Lara Dungan | |
| 15 | 89 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 15 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 15 | 4 |  | Unexplainable | Vox | |
| 16 | 1 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 16 | — |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 16 | 7 |  | You Are Not So Smart | You Are Not So Smart | |
| 17 | 2 |  | Astrum Space | Astrum | |
| 17 | 1 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 21 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 75 |  | Somewhere in the Skies | SpectreVision Radio | |
| 23 | 32 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 23 | 11 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 23 | 32 | A | A Neuroscientist Explains | The Guardian | |
| 24 | — | T | Tetrapod Zoology Podcast - Tetrapod Zoology | John Conway & Darren Naish | |
| 24 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 25 | 132 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 25 | 3 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 25 | 70 |  | Unexpected Elements | BBC World Service | |
| 25 | 5 |  | The Plodcast | Our Media | |
| 26 | 2 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 27 | 9 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 28 | — |  | All In The Mind | ABC | |
| 28 | — |  | Sternengeschichten | Florian Freistetter | |
| 28 | 3 | M | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 30 | — | N | Nauka To Lubię | Tomasz Rożek | |
| 31 | 126 |  | Ask a Spaceman! | Paul M. Sutter | |
| 32 | 12 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 32 | — | A | Alpha Male Strategies | AMS | |
| 33 | 1 |  | Future Ecologies | Future Ecologies | |
| 33 | 9 |  | Overheard at National Geographic | National Geographic | |
| 34 | 7 | P | PsychCrunch | The British Psychological Society Research Digest | |
| 35 | 2 |  | Ecosystemic Futures | Dyan Finkhousen: CEO of Shoshin Works | |
| 35 | — | W | Why Do We Do That? | Dr. Ryan Moyer | |
| 36 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 36 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 37 | 14 |  | CrowdScience | BBC World Service | |
| 38 | — | ![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 | |
| 38 | 12 |  | A Question of Science | The Francis Crick Institute | |
| 38 | — | S | Sustainable Living Made Easy | Media Squatch | |
| 39 | — | T | The Wildlife Community Podcast | The Wildlife Community | |
| 39 | — | F | Flot.bio x Philip Hemme | Flot.bio | |
| 40 | 4 | R | RCOG | Royal College of Obstetricians and Gynaecologists | |
| 41 | 13 |  | Speaking of Psychology | American Psychological Association | |
| 41 | 19 |  | Discovery | BBC World Service | |
| 42 | — |  | SuperHumanizer Podcast | Dr. Hani Chaabo & Katie Bogen M.A. | |
| 42 | 17 |  | The Astrophysics Podcast | Paul Duffell | |
| 43 | 3 | T | The Criminologist | Joe Arvidson | |
| 44 | 2 | T | The Contemplative Science Podcast | Mark Miller | |
| 44 | 23 |  | The Michael Shermer Show | Michael Shermer | |
| 45 | 4 | I | In Your Nature | By BirdWatch Ireland | |
| 45 | — |  | Prognosis: Misconception | Bloomberg | |
| 47 | 37 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 47 | 26 |  | Accidental Gods | Accidental Gods | |
| 48 | 35 |  | The Life Scientific | BBC Radio 4 | |
| 49 | 9 | N | Naturefile | RTÉ lyric fm | |
| 50 | 1 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 51 | 21 |  | That UFO Podcast | That UFO Podcast | |
| 53 | 20 |  | Science Friday | Science Friday and WNYC Studios | |
| 55 | 32 |  | Universe Today Podcast | Fraser Cain | |
| 58 | 19 |  | Babbage from The Economist | The Economist | |
| 59 | 25 |  | Scotland Outdoors | BBC Radio Scotland | |
| 59 | 33 |  | Science In Action | BBC World Service | |
| 60 | 25 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 61 | 22 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 62 | 32 |  | Naturebang | BBC Radio 4 | |
| 62 | 49 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 63 | 16 | O | Origins Podcast with Ryan McGranaghan | Ryan McGranaghan | |
| 64 | 35 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 64 | 45 |  | Почему мы еще живы | libo/libo | |
| 66 | 23 |  | The Psychology Podcast | iHeartPodcasts | |
| 66 | 28 |  | The world, the universe and us | New Scientist | |
| 66 | 20 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 68 | 10 | C | CountryWide | RTÉ Radio 1 | |
| 69 | 37 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 70 | 32 |  | Big Picture Science | Big Picture Science | |
| 71 | 60 |  | UFO Chronicles Podcast | Nik Hunter | |
| 72 | 16 | W | Wild Tales | Nature Podcast | National Trust | |
| 72 | 36 |  | This Week in Virology | Vincent Racaniello | |
| 73 | 62 |  | Nature Podcast | Springer Nature Limited | |
| 74 | 41 |  | Operation Night Cat | New Hampshire Public Radio | |
| 74 | 43 | G | Grey Matter Podcast | Grey Matter Podcast | |
| 76 | 10 |  | The Naked Scientists Podcast | The Naked Scientists | |
