| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 1 |  | Unexplainable | Vox | |
| 4 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 6 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 9 | — |  | Science Vs | Spotify Studios | |
| 10 | — |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 7 |  | More or Less | BBC Radio 4 | |
| 12 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 13 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 14 | 5 | S | Students of Surgery | Martin Brand | |
| 15 | 82 |  | Speaking of Psychology | American Psychological Association | |
| 16 | 9 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 17 | 78 |  | Living Planet | DW | |
| 18 | 10 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 19 | 19 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 20 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 21 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 20 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 23 | 7 |  | CrowdScience | BBC World Service | |
| 24 | — |  | Science Rules! with Bill Nye | Stitcher & Bill Nye | |
| 25 | 14 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 26 | 11 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 27 | 13 |  | TheThinkingAtheist | The Thinking Atheist | |
| 28 | 26 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | 12 |  | Nature Podcast | Springer Nature Limited | |
| 30 | 42 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 31 | 82 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 32 | 10 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 33 | 8 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 34 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 35 | 153 |  | The Climate Question | BBC World Service | |
| 36 | 101 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 37 | — |  | Agriscience Explained | Corteva Agriscience | |
| 38 | 18 |  | Science Weekly | The Guardian | |
| 39 | 156 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 40 | — | C | Communicating for Impact | ICA Podcast Network | |
| 41 | — | P | Physicians' Gallery | Physicians' Gallery at RCPE | |
| 42 | 140 | M | Mathematics Simplified | Anjali Sharma | |
| 43 | — |  | Energy For Success Podcast | Dr. Barry Morguelan | |
| 44 | 20 | N | New Scientist Weekly | New Scientist | |
| 45 | 142 |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 46 | 14 |  | Short Wave | NPR | |
| 47 | — | T | The Journal Club | Beimnet Kassaye | |
| 48 | — |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 49 | — | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
| 50 | 27 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 51 | — |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 52 | — |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 53 | — | F | Fire Science Show | Wojciech Wegrzynski | |
| 54 | — | T | The African climate breakdown - Stories about climate change brought to you by Future Climate For Africa | SouthSouthNorth | |
| 55 | — |  | Joint Approach | Musculoskeletal Infection Society | |
| 56 | — | K | KHARISMA MASTERY | MARION CAIN III ARM, AIC, CBCP | |
| 57 | — | T | The Poetry of Science | Sam Illingworth | |
| 58 | — |  | ESA Explores | European Space Agency | |
| 59 | — | P | Poverty Research & Policy | Institute for Research on Poverty | |
| 60 | 15 |  | Universe Today Podcast | Fraser Cain | |
| 61 | 32 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 62 | 35 |  | Curious Cases | BBC Radio 4 | |
| 63 | 37 |  | Blurry Creatures | Blurry Creatures | |
| 64 | 34 |  | BBC Inside Science | BBC Radio 4 | |
| 65 | 4 |  | Discovery | BBC World Service | |
| 66 | 9 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 67 | 36 |  | Let's Learn Everything! | Maximum Fun | |
| 68 | 34 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 69 | 32 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 70 | 14 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 71 | 5 |  | Most Terrifying Places in America | Travel Channel | |
| 72 | 36 |  | Overheard at National Geographic | National Geographic | |
| 73 | 40 |  | The Social Work Podcast | Jonathan B. Singer, Ph.D., LCSW | |
| 74 | 39 | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 75 | 24 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 76 | 36 |  | New Books in Psychoanalysis | Marshall Poe | |
| 77 | 26 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 78 | 26 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 79 | 36 | A | Assim Fala a Ciência | PÚBLICO com FFMS | |
| 80 | 32 |  | DNA Today: A Genetics Podcast | Kira Dineen, Gene Pool Media | |
| 81 | 31 | N | New Books in Sex, Sexuality, and Sex Work | New Books Network | |
| 82 | 35 |  | NRC Onbehaarde Apen | NRC | |
| 83 | 30 |  | Speed & Scale | TED | |
| 84 | 35 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 85 | 30 | I | International Law | Yale Law School | |
| 86 | 30 | I | IHME’s Global Health Insights | Institute for Health Metrics and Evaluation | |
| 87 | 30 | A | Astronomia em Meia Hora | AGÊNCIA DE PODCAST | |
| 88 | 30 | L | Les Astrophysiciennes | Institut de recherche sur les exoplanètes - Université de Montréal | |
| 89 | 30 | T | Ten to the Fifteenth: The Official Podcast of the National Neuroscience Curriculum Initiative (NNCI) | The National Neuroscience Curriculum Initiative | |
| 90 | 13 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 91 | 22 |  | The Micah Hanks Program | Micah Hanks | |
| 92 | 24 |  | Deep Insights with Mining Review Africa | Mining Review Africa | |
| 93 | 26 | W | When We Talk About Animals | Law, Environment & Animals Program at Yale Law School | |
| 94 | 2 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 95 | 51 | ![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 | |
| 96 | 2 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 97 | 51 |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 98 | 34 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 99 | 73 |  | You Are Not So Smart | You Are Not So Smart | |
| 100 | 20 |  | Radiowissen | Bayerischer Rundfunk | |
