| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 3 | 3 |  | More or Less | BBC Radio 4 | |
| 4 | 3 |  | Radiolab | WNYC Studios | |
| 5 | 8 |  | Get Birding | Peanut & Crumb | |
| 6 | 10 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 4 |  | Science Weekly | The Guardian | |
| 8 | 1 |  | BBC Inside Science | BBC Radio 4 | |
| 9 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 10 | 2 | B | Boring History for Sleep | Velvet | |
| 11 | 7 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 12 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 13 | 6 |  | The Life Scientific | BBC Radio 4 | |
| 14 | 40 |  | The world, the universe and us | New Scientist | |
| 15 | 10 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 16 | 6 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 17 | 1 |  | Curious Cases | BBC Radio 4 | |
| 18 | 4 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 19 | 4 |  | Science Vs | Spotify Studios | |
| 20 | 45 | C | CountryWide | RTÉ Radio 1 | |
| 21 | 4 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 22 | 60 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 23 | 116 |  | Unexpected Elements | BBC World Service | |
| 24 | 4 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 25 | 23 |  | Overheard at National Geographic | National Geographic | |
| 26 | 35 |  | CrowdScience | BBC World Service | |
| 27 | — | H | Health Science (For the Rest of Us!) | Terel Jackson | |
| 28 | 14 | R | Rambling About Rivers | The Rivers Trust | |
| 29 | 22 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 30 | 19 | W | Wild Lives | Our Media | |
| 31 | 59 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 32 | 7 |  | Short Wave | NPR | |
| 33 | 12 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 34 | 53 | F | Farming Today | BBC Radio 4 | |
| 35 | 15 |  | Astrum Space | Astrum | |
| 36 | 56 |  | Babbage from The Economist | The Economist | |
| 37 | 52 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 38 | 21 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 39 | 6 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 40 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 41 | 92 |  | Mysterious Universe | 8th Kind | |
| 42 | 13 |  | Discovery | BBC World Service | |
| 43 | 23 |  | Science Friction | ABC | |
| 44 | 113 |  | A Life More Wild | Canopy & Stars | |
| 45 | 138 |  | Why Do We Do That? | BBC Radio 4 | |
| 46 | — |  | Blurry Creatures | Blurry Creatures | |
| 47 | 16 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 48 | 14 | N | Naturefile | RTÉ lyric fm | |
| 49 | 22 |  | All In The Mind | ABC | |
| 50 | 3 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 51 | — | W | Wild Questions | RSPB | |
| 52 | — | P | Pharma Conversations Podcast | Pharma Conversations Podcast | |
| 53 | — |  | 跨国串门儿计划 | yikai | |
| 54 | — | I | Invisible Forces: The Hidden Physics Shaping Your Life | Rhythm Studio | |
| 55 | 13 |  | Science Friday | Science Friday and WNYC Studios | |
| 56 | 18 |  | The Science of Birds | Ivan Phillipsen | |
| 57 | 10 |  | The Vatican Observatory Podcast | Vatican Observatory | |
| 58 | 23 |  | Nature Podcast | Springer Nature Limited | |
| 59 | 33 |  | The Psychology Podcast | iHeartPodcasts | |
| 60 | 60 | G | Guardians of the River | Wild Bird Trust, NGOWP, House of Pod | |
| 61 | 38 |  | The Michael Shermer Show | Michael Shermer | |
| 62 | 16 | T | The Royal College of Psychiatrists Podcast | RCPsych | |
| 63 | 26 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 64 | 34 |  | Speaking of Psychology | American Psychological Association | |
| 65 | 13 | I | In Your Nature | By BirdWatch Ireland | |
| 66 | — | T | The Systemic Way | Sezer and Julie | |
| 67 | 7 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 68 | 84 |  | UAP Files Podcast | UAP Files Podcast | |
| 69 | 35 | B | Bir Aile Meselesi | Bir Aile Meselesi | |
| 70 | 27 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 71 | 39 | R | Rambling About Rivers | The Rivers Trust | |
| 72 | 28 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 73 | 35 |  | The Gene Gap: Common threads | The Guardian | |
| 74 | 35 | E | Ecolution | RTÉ Kids | |
| 75 | 21 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 76 | 35 |  | TED Talks Science and Medicine | TED | |
| 77 | 3 |  | Universe Today Podcast | Fraser Cain | |
| 78 | 23 | О | О биологии. С любовью | О биологии. С любовью | |
| 79 | — | T | The Hoofcare Companion | Marc Jerram BSc (Hons) Grad Dip ELR CJF AWCF Master Farrier | |
| 80 | — | S | Stream Full Audiobook in Science & Technology, Psychology & The Mind | hotaudiobook.com | |
| 81 | 14 |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 82 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 83 | — |  | SciShow Tangents | Complexly | |
| 84 | — | M | Many Minds | Kensy Cooperrider – Diverse Intelligences Summer Institute | |
| 85 | 43 | B | BJA Education Podcasts | BJA Education | |
| 86 | — | R | RealPharma: Conversations with Pharma Pathfinders | RealPharma | |
| 87 | 42 | T | The Case for Conservation Podcast | www.case4conservation.com | |
| 88 | 48 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 89 | 5 |  | ExtinctZoo | ExtinctZoo | |
| 90 | 15 | T | The Artificial Human | BBC Radio 4 | |
| 91 | 55 |  | Unexplainable | Vox | |
| 92 | 23 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 93 | 29 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 94 | 37 |  | The Orthobullets Podcast | Orthobullets | |
| 95 | 37 |  | The Common Descent Podcast | Common Descent | |
| 96 | — | S | StarXiv: a podcast discussing the latest astronomy papers | Michelle and Payel | |
| 97 | 8 |  | The Quanta Podcast | Quanta Magazine | |
| 98 | 35 | P | Psychology in 10 Minutes | David B. Feldman - psychology | social science | politics | mental health | |
| 99 | 29 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 100 | 76 |  | Brain Inspired | Paul Middlebrooks | |
