| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 7 | 1 |  | Blurry Creatures | Blurry Creatures | |
| 7 | 2 |  | Science Vs | Spotify Studios | |
| 8 | 1 |  | Unexplainable | Vox | |
| 8 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 10 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 6 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 17 | — |  | Short Wave | NPR | |
| 17 | 3 |  | Discovery | BBC World Service | |
| 19 | 4 |  | The world, the universe and us | New Scientist | |
| 20 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 21 | 3 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 24 | 26 |  | Science Magazine Podcast | Science Magazine | |
| 25 | 10 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 26 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 27 | 18 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 27 | 3 |  | That's Just Wild | Fresh Air | |
| 28 | 9 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 29 | 6 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 29 | — |  | Universe Today Podcast | Fraser Cain | |
| 30 | — |  | Ancient Aliens | PodcastOne | |
| 31 | 4 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 31 | 50 |  | Wild Times: Wildlife Education | Wildlife Educator - Forrest Galante | |
| 32 | 3 |  | BBC Inside Science | BBC Radio 4 | |
| 34 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 35 | 7 |  | When Science Finds a Way | Wellcome | |
| 37 | 15 |  | Overshoot: Navigating a world beyond 1.5°C | Planet B Productions | |
| 38 | 3 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 38 | 17 |  | From Concept to Medicine - A Comprehensive Drug Development Journey | Jim Mitchell | |
| 39 | 21 |  | That UFO Podcast | That UFO Podcast | |
| 39 | — | ק | קול היקום | סוכנות החלל הישראלית | |
| 39 | — | O | Otolaryngology Head and Neck Surgery Final Year Medical Student Guide | Norbert Bányi | |
| 41 | — | R | Rapids by Songs 4 FRCR | Songs 4 FRCR Rapids | |
| 41 | 10 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 44 | — | P | Plastisphere: A podcast on plastic pollution in the environment | Anja Krieger | |
| 46 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 46 | 19 |  | Accidental Gods | Accidental Gods | |
| 47 | — | E | Everyday Neuro: Psychology and Neuroscience Podcast | Dr Janine Cooper: Cognitive Psychologist, Neuroscientist, Neuropsychology researcher. | |
| 47 | 8 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 48 | 151 | T | The Addiction Psychologist | Samuel Acuff and Noah Emery | |
| 48 | 10 |  | Naturebang | BBC Radio 4 | |
| 48 | — | M | Medscape InDiscussion: Ulcerative Colitis | Medscape | |
| 49 | 4 |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 49 | 29 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 50 | 5 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 50 | 2 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 51 | 18 |  | CrowdScience | BBC World Service | |
| 51 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 51 | 5 | N | New Books in Psychology | Marshall Poe | |
| 52 | — | W | Wild Tales | Nature Podcast | National Trust | |
| 53 | — | H | happy | Sean Paul Rasmussen | |
| 53 | 14 |  | The Life Scientific | BBC Radio 4 | |
| 54 | 27 | R | Rain and Thunder Storms Podcast | Natural Podcasts | |
| 57 | 103 |  | Drilled | Pushkin Industries | |
| 57 | — |  | The Common Descent Podcast | Common Descent | |
| 58 | 24 |  | MinuteEarth | Minute Earth | |
| 59 | 12 | C | Cultures of Energy | Dominic Boyer | |
| 60 | 97 |  | Speaking of Psychology | American Psychological Association | |
| 62 | 30 |  | Science In Action | BBC World Service | |
| 65 | 10 |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 66 | — |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 67 | 86 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 69 | 35 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 70 | 22 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 71 | — |  | Overheard at National Geographic | National Geographic | |
| 72 | 8 |  | TheThinkingAtheist | The Thinking Atheist | |
| 73 | 27 | U | Unpopular Neuroscience | Patrick D. Watson | |
| 74 | 96 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 74 | 27 | N | New Books in Education | Marshall Poe | |
| 75 | 17 | T | The Immaculate Deception | Somethin' Else / Sony Music Entertainment | |
| 75 | 7 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 77 | 28 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 77 | 63 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 80 | 57 | ![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 | |
| 80 | 29 | V | VoxDev Development Economics | VoxDev.org | |
| 81 | 19 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 81 | 4 |  | Unexpected Elements | BBC World Service | |
| 82 | 14 |  | All In The Mind | ABC | |
| 83 | 41 |  | Alive Again | iHeartPodcasts | |
| 83 | 17 |  | The Quanta Podcast | Quanta Magazine | |
| 84 | 25 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 86 | 32 | P | Poultry Health Today | Poultry Health Today | |
| 87 | 34 |  | UFO Chronicles Podcast | Nik Hunter | |
| 87 | 20 | T | The BIT podcast | The Behavioural Insights Team | |
| 90 | 34 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 92 | 35 |  | This Week in Virology | Vincent Racaniello | |
| 94 | 35 | N | Neurosapiens | Neurosapiens | |
| 94 | 20 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 95 | 50 |  | Science Quickly | Scientific American | |
| 97 | 38 |  | Radiowissen | Bayerischer Rundfunk | |
| 97 | 10 | W | Wildest Kruger Stories | Karolina Norée | |
| 97 | 18 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 98 | 16 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 103 | 4 | K | Keynes and Keynesianism | Mises Institute | |
| 103 | — |  | ScienceStuff | iHeartPodcasts | |
| 104 | 47 |  | Yale Certificate in Medical Software and Medical AI: Guest Experts | Yale Biomedical Informatics & Data Science | |
