| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 1 |  | Unexplainable | Vox | |
| 6 | 2 |  | Science Vs | Spotify Studios | |
| 6 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 9 | 2 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 9 | 4 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 10 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 12 | 2 |  | Blurry Creatures | Blurry Creatures | |
| 14 | 114 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 14 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 18 | — | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 18 | 2 |  | Discovery | BBC World Service | |
| 21 | — |  | CrowdScience | BBC World Service | |
| 23 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 24 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 25 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 26 | 103 |  | The Science of Coffee | James Harper | |
| 26 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 26 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 29 | — | S | Safari Stories | Trunks and Tracks | |
| 29 | 30 | N | New Books in Genocide Studies | Marshall Poe | |
| 29 | 27 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 30 | — |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 31 | — |  | The Life Scientific | BBC Radio 4 | |
| 32 | 13 |  | Science In Action | BBC World Service | |
| 32 | 14 |  | When Science Finds a Way | Wellcome | |
| 36 | — | N | Nature, Nurture & Nonsense | Rutendo Shackleton | |
| 38 | 82 | S | Science Conversations | 3ABN Australia Radio | |
| 39 | 1 |  | ExtinctZoo | ExtinctZoo | |
| 40 | — |  | The Dr. Barbara Sturm Podcast | Dr. Barbara Sturm | |
| 41 | 18 |  | All In The Mind | ABC | |
| 41 | 10 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 42 | 10 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 42 | 1 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 42 | 12 |  | Short Wave | NPR | |
| 42 | — |  | Accidental Gods | Accidental Gods | |
| 43 | 79 |  | Misguided: The Podcast | Matthew Facciani | |
| 43 | — | T | The Biotech Startups Podcast | Excedr | |
| 44 | 1 |  | The Science of Everything Podcast | James Fodor | |
| 44 | 152 | N | Naked Scientists, In Short Special Editions Podcast | The Naked Scientists | |
| 45 | 104 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 46 | 3 |  | Overheard at National Geographic | National Geographic | |
| 48 | — |  | Universe Today Podcast | Fraser Cain | |
| 48 | 2 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 49 | 3 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 49 | — |  | Altered States | PRX | |
| 50 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 51 | 3 |  | Quarks Daily | Quarks | |
| 51 | 4 | A | Asimov Press | Asimov Press | |
| 52 | 3 | N | NLP Highlights | Allen Institute for Artificial Intelligence | |
| 52 | — | B | better yourself daily | RAYMOND JORDAN | |
| 52 | 30 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 53 | — |  | Living Planet | DW | |
| 56 | 12 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 57 | 6 | S | Stanford Psychology Podcast | Stanford Psychology | |
| 58 | — |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 59 | 3 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 60 | 3 | E | Economics In Ten | Economics In Ten | |
| 61 | 3 | ن | نظر | Atheer ~ أثير | |
| 61 | 1 |  | Science Quickly | Scientific American | |
| 62 | 3 |  | The Toxpod | The International Association of Forensic Toxicologists (TIAFT) | |
| 63 | 3 | J | Just Science | RTI International | |
| 63 | 12 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 64 | 39 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 65 | 3 |  | Two Guys on Your Head | KUT & KUTX Studios, Dr. Art Markman & Dr. Bob Duke | |
| 65 | — |  | Proxy with Yowei Shaw | Y3 Productions | |
| 66 | 24 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 66 | 5 |  | The Quanta Podcast | Quanta Magazine | |
| 70 | 81 |  | Naked Astronomy, from the Naked Scientists | The Naked Scientists | |
| 70 | 33 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 72 | 33 |  | TheThinkingAtheist | The Thinking Atheist | |
| 72 | 13 |  | Ancient Aliens | PodcastOne | |
| 76 | 39 | L | Lowveld Soundscapes | Lowveld Trails Co. | |
| 77 | 33 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 78 | 6 |  | That's Just Wild | Fresh Air | |
| 79 | 28 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 81 | 8 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 85 | 21 | D | De Universiteit van Vlaanderen Podcast | Universiteit van Vlaanderen | |
| 85 | 8 |  | Intelligent Design the Future | Discovery Institute | |
| 86 | 46 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 91 | — | G | Greatest Mysteries and Sci-Fi | Carraway Production | |
| 91 | 44 | V | VoxTalks Economics | VoxTalks | |
| 93 | 13 |  | Speaking of Psychology | American Psychological Association | |
| 93 | 5 |  | Unexpected Elements | BBC World Service | |
| 93 | 4 |  | You Are Not So Smart | You Are Not So Smart | |
| 94 | — |  | Get Out Alive | Ashley Bray | |
| 94 | 33 | W | Wildest Kruger Stories | Karolina Norée | |
| 94 | 18 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 96 | 79 |  | Aha! Zehn Minuten Alltags-Wissen | WELT | |
| 98 | — |  | Need To Know | Bryce Zabel | |
| 99 | 44 |  | This Week in Virology | Vincent Racaniello | |
| 100 | 8 |  | Outside/In | NHPR | |
| 100 | 44 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 101 | 43 |  | All Creatures Podcast | All Creatures Podcast | |
| 104 | 17 |  | The Micah Hanks Program | Micah Hanks | |
| 105 | 42 |  | Marine Biology in 5 Minutes | Emilie Colgan | |
| 107 | 25 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 111 | — |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
