| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Get Birding | Peanut & Crumb | |
| 3 | 8 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 4 | 1 |  | Science Weekly | The Guardian | |
| 5 | 16 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 1 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 7 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 11 | 1 | B | Boring History for Sleep | Velvet | |
| 12 | 3 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 13 | 3 |  | Radiolab | WNYC Studios | |
| 14 | 1 |  | Curious Cases | BBC Radio 4 | |
| 15 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 16 | 8 |  | Science Vs | Spotify Studios | |
| 17 | 2 |  | Astrum Space | Astrum | |
| 18 | 7 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 19 | 13 |  | Discovery | BBC World Service | |
| 20 | 6 |  | More or Less | BBC Radio 4 | |
| 21 | 14 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 22 | 5 |  | Unexplainable | Vox | |
| 23 | 20 | I | In Your Nature | By BirdWatch Ireland | |
| 24 | 5 |  | The Life Scientific | BBC Radio 4 | |
| 25 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 26 | 22 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 27 | 2 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 28 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 29 | 1 |  | The Plodcast | Our Media | |
| 30 | 25 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 31 | 15 |  | CrowdScience | BBC World Service | |
| 32 | 12 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 33 | 10 | C | CountryWide | RTÉ Radio 1 | |
| 34 | 7 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 35 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 36 | 8 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 37 | 44 |  | The Psychology Podcast | iHeartPodcasts | |
| 38 | 4 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 39 | 3 |  | That UFO Podcast | That UFO Podcast | |
| 40 | 9 |  | The world, the universe and us | New Scientist | |
| 41 | 19 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 42 | 5 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 43 | 116 | T | The Signpost Series | Teagasc | |
| 44 | 5 |  | Speaking of Psychology | American Psychological Association | |
| 45 | 49 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 46 | — | T | The Wild Episode | Brian Ruckley | |
| 47 | 16 |  | Great Mysteries of Physics | The Conversation | |
| 48 | 10 | R | Rambling About Rivers | The Rivers Trust | |
| 49 | 22 |  | Planet Em | Emily McDonald | |
| 50 | 6 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 51 | 11 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 52 | 10 | F | Farming for Nature | Farming for Nature | |
| 53 | — | T | The QP Diaries, by AssureBio | Dal Pawar | |
| 54 | — | A | A Neuroscientist Explains | The Guardian | |
| 55 | — |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 56 | — |  | The Habitat | Gimlet | |
| 57 | — |  | Extraterrestrial | Parcast Network | |
| 58 | — | S | Shots of Science Vs | Spotify Studios | |
| 59 | — | T | The FND Society Podcast | FND Society | |
| 60 | — | P | Planeta Verde | RFI Brasil | |
| 61 | — | S | Saúde em dia | RFI Brasil | |
| 62 | — | R | Resposta Imune | Folha de S.Paulo | |
| 63 | — | M | Mentes Brilhantes | Observador | |
| 64 | — | P | Physical Activity Researcher | paresearcher | |
| 65 | — |  | Brady Heywood Podcast | Sean Brady | |
| 66 | 131 |  | Babbage from The Economist | The Economist | |
| 67 | 7 |  | The Common Descent Podcast | Common Descent | |
| 68 | 3 |  | Science In Action | BBC World Service | |
| 69 | 66 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 70 | 20 |  | Cool Worlds Podcast | coolworldslab | |
| 71 | 38 |  | Universe Today Podcast | Fraser Cain | |
| 72 | 91 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 73 | 21 | F | Farming Today | BBC Radio 4 | |
| 74 | 27 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 75 | 8 |  | The Horse First: A Veterinary Sport Horse Podcast | Audrey DeClue, DVM | |
| 76 | 22 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 77 | 42 |  | ExtinctZoo | ExtinctZoo | |
| 78 | 19 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 79 | 64 | T | The Artificial Human | BBC Radio 4 | |
| 80 | 101 | I | Internet of Nature Podcast | Dr. Nadina Galle | |
| 81 | 20 | N | Nullius in Verba | Smriti Mehta and Daniël Lakens | |
| 82 | 5 |  | Blurry Creatures | Blurry Creatures | |
| 83 | 30 | S | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales, Bleav | |
| 84 | 34 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 85 | 27 |  | Somewhere in the Skies | SpectreVision Radio | |
| 86 | 38 |  | Nature Podcast | Springer Nature Limited | |
| 87 | 31 |  | Physics World Weekly Podcast | Physics World | |
| 88 | 39 |  | Short Wave | NPR | |
| 89 | 6 |  | Scotland Outdoors | BBC Radio Scotland | |
| 90 | — | C | Chris Skinner's Countryside Podcast | SOUNDYARD | |
| 91 | 27 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 92 | 35 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 93 | 42 |  | Почему мы еще живы | libo/libo | |
| 94 | — |  | The Composter Podcast | Jayne Merner | |
| 95 | 30 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 96 | 30 | N | New Books in Anthropology | New Books Network | |
| 97 | 18 |  | UAP Files Podcast | UAP Files Podcast | |
| 98 | 30 | P | Pint of Science Ireland | Pint of Science Ireland | |
| 99 | — | Б | Буде тобі наука | Kunsht/Куншт | |
| 100 | 31 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
