| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | 1 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 3 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 4 |  | Overheard at National Geographic | National Geographic | |
| 5 | 18 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 6 | 3 |  | More or Less | BBC Radio 4 | |
| 7 | 23 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 8 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 5 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 10 | 4 |  | Radiolab | WNYC Studios | |
| 11 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 12 | 7 |  | Science Weekly | The Guardian | |
| 13 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 14 | 4 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 15 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 16 | 62 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 17 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 18 | 11 | T | The Signpost Series | Teagasc | |
| 19 | 9 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 20 | — | S | Supersymmetry, Grand Unification, and String Theory | Stanford Continuing Studies Program | |
| 21 | — | M | Modern Physics: Quantum Mechanics (Winter 2012) | Leonard Susskind | |
| 22 | 11 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 23 | 27 |  | The Climate Question | BBC World Service | |
| 24 | 11 |  | Science Vs | Spotify Studios | |
| 25 | 44 | P | PIIE Insider LIVE | Peterson Institute for International Economics | |
| 26 | 57 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 27 | 61 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 28 | 48 |  | CrowdScience | BBC World Service | |
| 29 | 83 |  | Short Wave | NPR | |
| 30 | 10 |  | Unexplainable | Vox | |
| 31 | 16 | E | Economics In Ten | Economics In Ten | |
| 32 | — | M | Mind Manifest Podcast | Mind Manifest Podcast | |
| 33 | 106 |  | New Books in Critical Theory | Marshall Poe | |
| 34 | 126 | T | The Pasture Pod | Michael Blanche | |
| 35 | 137 |  | Naturebang | BBC Radio 4 | |
| 36 | 20 |  | Drilled | Pushkin Industries | |
| 37 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 38 | — |  | The Science Show | ABC | |
| 39 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 40 | — | A | Anaphylaxis UK: Let's Talk About Allergies | Anaphylaxis UK | |
| 41 | — |  | Science Talk | Scientific American | |
| 42 | — | F | Femmes d'exception | France Inter | |
| 43 | — |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 44 | — |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 45 | — |  | Carbon Market Conversations: A Podcast by ICAP | The International Carbon Action Partnership | |
| 46 | 25 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 47 | — | C | Conversations With Nature | Joyce Veheary | |
| 48 | — | T | THRIVING MINDS PODCAST | Professor Selena Bartlett, Neuroscientist, Brain Health is Everyone's Business | |
| 49 | — | D | Dementia Researcher | Dementia Researcher | |
| 50 | — |  | Medical Mentor | Medscape | |
| 51 | 29 |  | Rare Earth | BBC Radio 4 | |
| 52 | 28 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 53 | 25 |  | Discovery | BBC World Service | |
| 54 | 29 |  | Robinson's Podcast | Robinson Erhardt | |
| 55 | 28 |  | Science In Action | BBC World Service | |
| 56 | 30 | O | Open Country | BBC Radio 4 | |
| 57 | 20 | ![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 | |
| 58 | 26 | N | Naturefile | RTÉ lyric fm | |
| 59 | 25 |  | Scotland Outdoors | BBC Radio Scotland | |
| 60 | 29 |  | Invisibilia | NPR | |
| 61 | 28 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 62 | 26 | T | The Systemic Way | Sezer and Julie | |
| 63 | 19 |  | Climate Curious | TEDxLondon | |
| 64 | 26 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 65 | 26 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 66 | 15 |  | The Michael Shermer Show | Michael Shermer | |
| 67 | 27 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 68 | 27 | T | The Al & Juddy Show | Agricom | |
| 69 | 21 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 70 | 28 | T | The Function Room | GoLoud | |
| 71 | 28 | T | Tweet of the Day | BBC Radio 4 | |
| 72 | 25 | T | Two Psychologists Four Beers | Yoel Inbar, Michael Inzlicht, and Alexa Tullett | |
| 73 | 28 | E | exocast | exocast | |
| 74 | 28 | B | BJA Education Podcasts | BJA Education | |
| 75 | 23 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 76 | 27 |  | Templeton Ideas Podcast | John Templeton Foundation | |
| 77 | 2 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 78 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 79 | 25 |  | Astrum Space | Astrum | |
| 80 | 45 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 81 | 26 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 82 | 29 | M | Mysteries of the Universe | TheTuringApp.Com | |
| 83 | 27 | W | Wild Tales | Nature Podcast | National Trust | |
| 84 | 10 |  | BBC Inside Science | BBC Radio 4 | |
| 85 | 28 |  | BrainStuff | iHeartPodcasts | |
| 86 | 28 | F | Feet on the Soil | Soil Boy | |
| 87 | 28 | E | Equine Med On The Go | Sacha Brévault et Angélique Hayot | |
| 88 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 89 | 8 |  | The Life Scientific | BBC Radio 4 | |
| 90 | 27 |  | ExtinctZoo | ExtinctZoo | |
| 91 | 30 | T | The Electricity Exchange by VIOTAS | Jonathan Travers | |
| 92 | 30 |  | Bring The Facts | Rohan Gilkes and Dr Copeland | |
| 93 | 23 | C | Clinical Pharmacology Podcast with Nathan Teuscher | Nathan Teuscher | |
| 94 | 30 |  | Opinion Science | Andy Luttrell | |
| 95 | 30 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 96 | 30 |  | Ecosystemic Futures | Dyan Finkhousen: CEO of Shoshin Works | |
| 97 | 30 |  | The Numberphile Podcast | Brady Haran | |
| 98 | 30 | F | Fossil vs Future | James Cameron and Daisy Nicholls | |
| 99 | 28 |  | Contamination Station: Safer Environment Together | Moss Environmental | |
| 100 | 40 |  | Instant Genius | Our Media | |
