| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | The Rest Is Science | Goalhanger | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 1 | B | Boring History for Sleep | Velvet | |
| 8 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 9 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 10 | — |  | Science Vs | Spotify Studios | |
| 11 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | 1 |  | Unexplainable | Vox | |
| 13 | 16 |  | Science Weekly | The Guardian | |
| 13 | 6 |  | Planet Em | Emily McDonald | |
| 14 | 32 |  | Discovery | BBC World Service | |
| 15 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 16 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 18 | 5 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 19 | 78 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 21 | 11 |  | More or Less | BBC Radio 4 | |
| 22 | 17 |  | Science Friday | Science Friday and WNYC Studios | |
| 23 | 5 |  | Curious Cases | BBC Radio 4 | |
| 25 | 61 |  | The world, the universe and us | New Scientist | |
| 26 | 12 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 27 | 6 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 28 | 52 |  | That UFO Podcast | That UFO Podcast | |
| 29 | 3 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 30 | — |  | Speaking of Psychology | American Psychological Association | |
| 31 | 61 |  | You Are Not So Smart | You Are Not So Smart | |
| 32 | 15 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 33 | 15 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 34 | 20 | V | VoxDev Development Economics | VoxDev.org | |
| 35 | — |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 36 | 14 |  | The Michael Shermer Show | Michael Shermer | |
| 37 | 2 |  | Swansea University Medical School: Anatomy and Embryology | Dr Samuel Webster & Dr Rhiannon Fish | |
| 38 | 19 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 38 | 15 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 39 | 113 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 40 | 111 |  | Nature Podcast | Springer Nature Limited | |
| 41 | 49 |  | Science Quickly | Scientific American | |
| 42 | — |  | Science with Sabine | Sabine Hossenfelder | |
| 44 | 19 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 45 | 12 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 46 | 112 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 47 | 5 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 49 | — |  | LearningRadiology Video Podcasts | William Herring, MD, FACR | |
| 52 | 83 | N | Naked Neuroscience, from the Naked Scientists | James Tytko | |
| 53 | 13 |  | BBC Inside Science | BBC Radio 4 | |
| 54 | 90 |  | Big Picture Science | Big Picture Science | |
| 54 | 6 |  | Stanford Medcast: Expert Voices in Medicine and Healthcare | Stanford University School of Medicine | |
| 55 | 9 | S | Sage Sociology | Sage Publications | |
| 55 | 21 |  | Astrum Space | Astrum | |
| 56 | 12 |  | Short Wave | NPR | |
| 57 | 129 |  | The Life Scientific | BBC Radio 4 | |
| 57 | 5 |  | Alberi e altri umani | Stefano Mancuso - Chora Media | |
| 58 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 59 | 28 |  | Blurry Creatures | Blurry Creatures | |
| 60 | 13 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 60 | 14 |  | Today's discussion on unraveling BPC 157 Peptide | Infinity Peptides | |
| 61 | — | T | The Biotech Startups Podcast | Excedr | |
| 62 | — | P | PhD Unplugged | PhD Unplugged | |
| 63 | 35 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 65 | 33 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 66 | 29 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 66 | 3 |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 67 | — |  | Space Boffins, from the Naked Scientists | Richard Hollingham, Sue Nelson | |
| 69 | 24 |  | Babbage from The Economist | The Economist | |
| 69 | 124 |  | Living Planet | DW | |
| 70 | 29 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 71 | 14 |  | 15 Minute Maps | Hugo Powell | |
| 72 | 3 |  | The Song of Urania | Joe Antognini | |
| 72 | 21 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 74 | 15 |  | CrowdScience | BBC World Service | |
| 74 | 16 | N | Neurosurgery Le Freak | Neurosurgery Le Freak | |
| 75 | 54 |  | TheThinkingAtheist | The Thinking Atheist | |
| 75 | 11 | W | Who Knew? We Didn't! | Marta & Meaghan | |
| 76 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 77 | 23 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 77 | 45 |  | Thoughtforms Life | Michael Levin | |
| 79 | 24 | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 80 | 30 |  | Overheard at National Geographic | National Geographic | |
| 82 | 43 | T | The Genetics Podcast | Sano Genetics | |
| 84 | 56 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 87 | 18 | F | Fresh Thinking by Snowden Optiro | Snowden Optiro | |
| 91 | 41 | N | New Books in Sociology | New Books Network | |
| 92 | 22 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 93 | 26 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 93 | 41 | F | Farming for the Future by AgriBio Systems | AgriBio Systems | |
| 94 | 62 |  | Prognosis: Misconception | Bloomberg | |
| 95 | 33 |  | The Future of Everything | Stanford Engineering | |
| 96 | 32 |  | SciShow Tangents | Complexly | |
| 97 | 31 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 100 | 30 |  | Paleo Nerds | paleonerds | |
| 103 | 65 |  | Universe Today Podcast | Fraser Cain | |
| 105 | 29 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 106 | 48 | F | Farming Today | BBC Radio 4 | |
| 109 | 64 |  | All In The Mind | ABC | |
| 111 | — |  | Intelligent Design the Future | Discovery Institute | |
| 111 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 112 | 69 |  | Unexpected Elements | BBC World Service | |
| 113 | 12 |  | Drilled | Pushkin Industries | |
| 115 | — |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
