| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Science Vs | Spotify Studios | |
| 5 | — |  | Unexplainable | Vox | |
| 6 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 5 |  | Short Wave | NPR | |
| 8 | — |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 10 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 12 | — | B | Boring History for Sleep | Velvet | |
| 13 | 11 | I | Ideas of India | Mercatus Center at George Mason University | |
| 14 | 11 |  | Overheard at National Geographic | National Geographic | |
| 15 | 14 |  | More or Less | BBC Radio 4 | |
| 16 | 39 |  | This Week in Cardiology | Medscape | |
| 17 | 7 |  | Discovery | BBC World Service | |
| 18 | 5 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 19 | 6 |  | Astrum Space | Astrum | |
| 20 | — |  | Nature Podcast | Springer Nature Limited | |
| 21 | 34 | G | Game Theory | Game Theory | |
| 22 | 15 |  | Planet Em | Emily McDonald | |
| 23 | 12 |  | Science Weekly | The Guardian | |
| 24 | 7 |  | Curious Cases | BBC Radio 4 | |
| 25 | 10 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 26 | 10 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 27 | 20 |  | Speaking of Psychology | American Psychological Association | |
| 28 | 19 |  | Babbage from The Economist | The Economist | |
| 29 | 21 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 30 | 3 |  | CrowdScience | BBC World Service | |
| 31 | 11 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 32 | 134 |  | Ancient Aliens | PodcastOne | |
| 33 | 9 |  | EarthWise | Vivaan Mathur | |
| 34 | 22 |  | Science Friday | Science Friday and WNYC Studios | |
| 35 | 7 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 36 | 5 |  | Instant Genius | Our Media | |
| 37 | 19 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 38 | — | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 39 | 25 |  | Science Quickly | Scientific American | |
| 40 | 19 |  | All In The Mind | ABC | |
| 42 | 118 | C | Clinical neurology with KD | Krishnadas N C | |
| 43 | 15 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 44 | 4 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 45 | 15 |  | The Quanta Podcast | Quanta Magazine | |
| 46 | 22 |  | Making Sense with Sam Harris | Sam Harris | |
| 47 | 30 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 48 | — | Z | Zara Zara | Surja Shome | |
| 50 | 19 |  | The Life Scientific | BBC Radio 4 | |
| 51 | 79 |  | Quarks Daily | Quarks | |
| 52 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 53 | 84 | D | DiabetesBio | American Diabetes Association | |
| 54 | 91 | T | The Rearview | The Hindu | |
| 55 | 24 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 56 | — |  | The Optispan Podcast with Matt Kaeberlein | Optispan | |
| 57 | 27 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 58 | — | P | Playboi Carti - COCAINE NOSE (Ashanti Intro only you) | playboi | |
| 59 | 23 |  | The Astrophysics Podcast | Paul Duffell | |
| 60 | 26 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 61 | 26 |  | Let's Learn Everything! | Maximum Fun | |
| 62 | 17 |  | SciShow Tangents | Complexly | |
| 63 | — | E | Emergency Medicine Clinics (Elsevier) | Emergency Medicine Clinics | |
| 65 | — | P | Psychology of Love | Unknown | |
| 66 | — | W | What Pharma Needs Next | Veeva Systems | |
| 67 | — | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 68 | 33 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 69 | 53 |  | Das Wissen | SWR | SWR | |
| 70 | 52 | S | Sher Khan | Aaj Tak Radio | |
| 71 | 32 |  | Big Brains | University of Chicago Podcast Network | |
| 72 | 29 |  | Unexpected Elements | BBC World Service | |
| 73 | 45 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 74 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 75 | 16 |  | The Science of Everything Podcast | James Fodor | |
| 76 | 22 |  | Cool Worlds Podcast | coolworldslab | |
| 77 | 25 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 79 | 9 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 80 | 56 |  | Почему мы еще живы | libo/libo | |
| 82 | 3 | N | NICE Talks | National Institute of Health and Care Excellence (NICE) | |
| 83 | — | T | The Complete History of Science | Gethin Richards | |
| 84 | 43 |  | The Orthobullets Podcast | Orthobullets | |
| 85 | 45 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 86 | 47 |  | Science Magazine Podcast | Science Magazine | |
| 87 | 54 |  | Curiosity Weekly | Discovery | |
| 88 | 50 |  | Ask a Spaceman! | Paul M. Sutter | |
| 89 | 50 | T | The International Security Podcast | International Security | |
| 90 | 46 |  | BioCentury This Week | BioCentury | |
| 91 | 31 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 91 | 42 | T | The Neuro Times | The Neuro Times | |
| 93 | 48 | D | Daily Paper Cast | Jingwen Liang, Gengyu Wang | |
| 94 | 21 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 95 | 82 |  | Geology Bites | Oliver Strimpel | |
| 96 | 23 | N | New Scientist Weekly | New Scientist | |
| 97 | 55 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 98 | — | M | Medical Biochemistry | Ling Hwang | |
| 99 | 30 |  | La Science, CQFD | France Culture | |
| 100 | 63 |  | The world, the universe and us | New Scientist | |
| 101 | — | T | The MCG Pediatric Podcast | mcgpediatricpodcast | |
| 102 | 47 | P | Planetary Radio: Book Club Edition | The Planetary Society | |
| 103 | 53 |  | The Water Data Podcast | WELL Labs | |
| 104 | 61 |  | Bedtime Astronomy | Synthetic Universe | |
| 106 | 46 | C | Conversations on the Pharmaceutical Industry | Reading Scientific Services Ltd | |
| 107 | 74 | T | The Meaning of Trees Podcast | Tom Hill | |
| 108 | 44 | S | Surprisingly Brilliant | Seeker | |
