| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | More or Less | BBC Radio 4 | |
| 3 | 54 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 4 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | 7 |  | Radiolab | WNYC Studios | |
| 6 | 3 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 7 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | — | N | Naturefile | RTÉ lyric fm | |
| 9 | 16 |  | Science Weekly | The Guardian | |
| 10 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 11 | 5 |  | Making Sense with Sam Harris | Sam Harris | |
| 12 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 13 | 23 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 14 | 4 |  | The world, the universe and us | New Scientist | |
| 15 | 26 |  | Overheard at National Geographic | National Geographic | |
| 16 | 7 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 17 | 60 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 18 | 38 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 19 | 81 |  | The Life Scientific | BBC Radio 4 | |
| 20 | 72 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 21 | 10 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 22 | — | Á | Ático Primera con Laia Castel | laiascastel | |
| 23 | 168 | T | This Natural Life | BBC Radio 4 | |
| 24 | — | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 25 | — |  | Alive Again | iHeartPodcasts | |
| 26 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 27 | — | T | The Self Careapist Therapist Podcast | Lorain Moorehead | |
| 28 | — |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 29 | — |  | Why Do We Do That? | BBC Radio 4 | |
| 30 | — | T | Tweet of the Day | BBC Radio 4 | |
| 31 | — |  | Cool Worlds Podcast | coolworldslab | |
| 32 | — | N | New Scientist CultureLab | New Scientist | |
| 33 | — |  | Incubation | Pushkin Industries | |
| 34 | 21 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 35 | 20 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 36 | 20 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 37 | 43 | C | CountryWide | RTÉ Radio 1 | |
| 38 | 3 |  | Science In Action | BBC World Service | |
| 39 | 22 |  | Unexplainable | Vox | |
| 40 | 63 |  | Robinson's Podcast | Robinson Erhardt | |
| 41 | 23 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 42 | 13 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 43 | 88 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 44 | 23 |  | All In The Mind | ABC | |
| 45 | 115 | S | Safe As Podcast | Ben Hutchinson | |
| 46 | 27 | E | Eos Wetenschap | eoswetenschap | |
| 47 | 27 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 48 | 22 | T | The Function Room | GoLoud | |
| 49 | 26 |  | Immune | Vincent Racaniello | |
| 50 | 26 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 51 | 14 |  | Science Vs | Spotify Studios | |
| 52 | 30 |  | ExtinctZoo | ExtinctZoo | |
| 53 | 26 |  | Brain Inspired | Paul Middlebrooks | |
| 54 | — |  | The Mental Elf | The Mental Elf | |
| 55 | 27 | T | The Neuro Clinic | Ingram Wright | |
| 56 | 27 | M | Meteor | Český rozhlas | |
| 57 | 27 | S | SOA Podcasts - Society of Actuaries | Society of Actuaries (SOA) | |
| 58 | 27 | T | The Social Care Podcast - Sharing Stories | The Social Care Podcast | |
| 59 | — |  | Kohn's Zone | Alfie Kohn | |
| 60 | 28 | A | Avec sciences | France Culture | |
| 61 | 28 | P | Political Hope | WeDeepen | |
| 62 | 28 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 63 | 23 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 64 | 26 |  | Scotland Outdoors | BBC Radio Scotland | |
| 65 | 26 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 66 | 21 | F | Farming Today | BBC Radio 4 | |
| 67 | 24 |  | Rare Earth | BBC Radio 4 | |
| 68 | 26 | R | Research Radio | Economic and Political Weekly | |
| 69 | 25 |  | Short Wave | NPR | |
| 70 | 22 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 71 | 25 |  | Physics World Weekly Podcast | Physics World | |
| 72 | 22 |  | Naturebang | BBC Radio 4 | |
| 73 | 26 |  | The Skin Flint Podcast | elearningvet | |
| 74 | 25 | R | ReGenAg Chat | Liz Genever and Nic Renison | |
| 75 | 24 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 76 | 24 |  | THE CLUB OF ROME PODCAST | The Club of Rome | |
| 77 | 24 | E | Eyes on Earth | USGS | |
| 78 | 24 |  | Constant Wonder | BYUradio | |
| 79 | 3 |  | Unexpected Elements | BBC World Service | |
| 80 | 29 |  | CrowdScience | BBC World Service | |
| 81 | 16 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 82 | 24 |  | Universe Today Podcast | Fraser Cain | |
| 83 | 24 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 84 | 23 |  | Ologies with Alie Ward | Alie Ward | |
| 85 | 3 |  | BBC Inside Science | BBC Radio 4 | |
| 86 | 20 | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 87 | 27 |  | Der KI-Podcast | ARD | |
| 88 | 18 |  | Mysterious Universe | 8th Kind | |
| 89 | 8 |  | Bigfoot Society | Jeremiah Byron | |
| 90 | 27 |  | Mythfits | Pionaire Podcasting | |
| 91 | 27 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 92 | 30 | E | EADV Podcast | EADV | |
| 93 | 24 | T | Tom MacSweeney's Maritime Podcast | Tom MacSweeney | |
| 94 | 27 | T | The OT Podcast | The OT Podcast | |
| 95 | 27 |  | Os Caminhos de Niéde Guidon | B9 | |
| 96 | 26 | T | Trees A Crowd | David Oakes | |
| 97 | 26 |  | The Mushroom Hour Podcast | Mushroom Hour | |
| 98 | 26 | D | DiscoScienza di Andrea Bellati | Andrea Bellati & VOIS | |
| 99 | 26 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 100 | 26 |  | What Remains | WRAL News | Raleigh, North Carolina | |
