| 1 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 4 |  | More or Less | BBC Radio 4 | |
| 3 | — | F | Futureproof with Jonathan McCrea | Newstalk | |
| 4 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 46 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 6 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 8 | 5 |  | ScienceStuff | iHeartPodcasts | |
| 9 | 7 |  | Curious Cases | BBC Radio 4 | |
| 10 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | 18 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 12 | 5 |  | Science Weekly | The Guardian | |
| 13 | 1 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 14 | 3 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 15 | 6 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 16 | 1 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 17 | 7 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 18 | 15 |  | The Climate Question | BBC World Service | |
| 19 | — |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 20 | 8 |  | Unexplainable | Vox | |
| 21 | 12 |  | Ologies with Alie Ward | Alie Ward | |
| 22 | 28 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 23 | 45 |  | Speed & Scale | TED | |
| 24 | 79 |  | CrowdScience | BBC World Service | |
| 25 | 15 |  | BBC Inside Science | BBC Radio 4 | |
| 26 | 11 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 27 | 100 |  | Science In Action | BBC World Service | |
| 28 | 78 |  | The Cartesian Cafe | Timothy Nguyen | |
| 29 | — |  | Eons: Surviving Deep Time | PBS | |
| 30 | 142 |  | Accidental Gods | Accidental Gods | |
| 31 | 143 | T | The Signpost Series | Teagasc | |
| 32 | 126 |  | Speaking of Psychology | American Psychological Association | |
| 33 | 13 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 34 | — |  | Rare Earth | BBC Radio 4 | |
| 35 | — |  | Ancient Aliens | PodcastOne | |
| 36 | 149 |  | The Quanta Podcast | Quanta Magazine | |
| 37 | 19 |  | Radiolab | WNYC Studios | |
| 38 | — | C | COACH+ The Art & Science of Positive Psychology Coaching | Dr Suzy Green | |
| 39 | — |  | TED Talks Science and Medicine | TED | |
| 40 | — |  | Outside/In | NHPR | |
| 41 | — |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 42 | — |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 43 | — | I | Il Gomitolo Atomico | Massimo Polidoro | |
| 44 | — | B | BJA Education Podcasts | BJA Education | |
| 45 | — |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 46 | — | I | IQ老友说 | IQVIA艾昆纬 | |
| 47 | — | P | Podchraoladh Met Éireann | Met Éireann | |
| 48 | — | Т | Теорема Лаговского | Радио «Комсомольская правда» | |
| 49 | 27 | C | CountryWide | RTÉ Radio 1 | |
| 50 | 31 | I | In Your Nature | By BirdWatch Ireland | |
| 51 | 25 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 52 | 4 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 53 | 30 |  | Nature Podcast | Springer Nature Limited | |
| 54 | 26 |  | All In The Mind | ABC | |
| 55 | 30 | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 56 | 29 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 57 | 11 |  | Discovery | BBC World Service | |
| 58 | 24 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 59 | 7 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 60 | 25 | T | The Immaculate Deception | Somethin' Else / Sony Music Entertainment | |
| 61 | 30 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 62 | 32 |  | Wild Times: Wildlife Education | Wildlife Educator - Forrest Galante | |
| 63 | 31 | N | Neurosapiens | Neurosapiens | |
| 64 | 26 | F | Flot.bio x Philip Hemme | Flot.bio | |
| 65 | 28 |  | Jung Chicago Radio | C. G. Jung Institute of Chicago | |
| 66 | 27 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 67 | 31 | Z | Zjisti víc | Jakub Straka, David Klouda | |
| 68 | 28 |  | Human Origins - The Story of Us | World of Paleoanthropology | |
| 69 | 28 | T | The DemystifySci Podcast | DemystifySci | |
| 70 | 27 | R | Respiratory Care Podcast | American Association for Respiratory Care | |
| 71 | 26 |  | New Books in Critical Theory | Marshall Poe | |
| 72 | 30 | T | The Artificial Human | BBC Radio 4 | |
| 73 | 29 | S | Superbugs & You | CIDRAP | |
| 74 | 27 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 75 | 16 |  | The Life Scientific | BBC Radio 4 | |
| 76 | 8 |  | That UFO Podcast | That UFO Podcast | |
| 77 | 23 |  | Short Wave | NPR | |
| 78 | 29 | B | Best Medicine | BBC Radio 4 | |
| 79 | 26 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 80 | 7 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 81 | 25 |  | Ground Truths | Eric Topol | |
| 82 | 27 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 83 | 26 |  | Regenerative Agriculture Podcast | John Kempf | |
| 84 | 6 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 85 | 25 |  | Plastic Plesiosaur Podcast | Miles Greb | |
| 86 | 28 |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 87 | 28 |  | New Books in Psychoanalysis | Marshall Poe | |
| 88 | 23 | T | The Climate Ambassador Podcast | The Climate Ambassador Podcast | |
| 89 | 28 | T | The Humble Hoof | Alicia Harlov | |
| 90 | 28 | F | From Bench to Fireside | Parker Institute for Cancer Immunotherapy | |
| 91 | 28 | C | Curious Minds Podcast | Ran Levi | |
| 92 | 28 | T | Tracking Connections | 512 Natural Pathways, LLC | |
| 93 | 27 | C | Conversations in Drug Development | Boyds | |
| 94 | 27 |  | How We're Wired | The Bertarelli Foundation | |
| 95 | 26 | D | Developmental Coordination Disorder (DCD) and motor dyspraxia | wileyblackwellhealth | |
| 96 | 26 | T | Teen Scientist | WDIY 88.1 FM | |
| 97 | 26 | M | Migration – Darwin College Lecture Series 2018 | Cambridge University | |
| 98 | 26 | T | The Animal Sensemaker | The Observer | |
| 99 | 25 |  | The Astrophysics Podcast | Paul Duffell | |
| 100 | 14 |  | The Michael Shermer Show | Michael Shermer | |
