| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 2 | 1 |  | The Rest Is Science | Goalhanger | |
| 4 | 2 |  | Radiolab | WNYC Studios | |
| 5 | — | I | Ideas of India | Mercatus Center at George Mason University | |
| 6 | 5 | B | Boring History for Sleep | Velvet | |
| 7 | 1 |  | Science Vs | Spotify Studios | |
| 8 | — |  | Unexplainable | Vox | |
| 10 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 11 | 1 |  | More or Less | BBC Radio 4 | |
| 11 | 47 |  | EarthWise | Vivaan Mathur | |
| 12 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 13 | 4 |  | Astrum Space | Astrum | |
| 14 | 4 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 15 | 5 |  | Babbage from The Economist | The Economist | |
| 15 | 29 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 16 | — |  | Curiosity Weekly | Discovery | |
| 17 | 18 |  | Short Wave | NPR | |
| 18 | 1 |  | Pale Blue Pod | Multitude | |
| 19 | 9 |  | Planet Em | Emily McDonald | |
| 20 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 21 | 13 |  | Discovery | BBC World Service | |
| 22 | 10 |  | Overheard at National Geographic | National Geographic | |
| 23 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 24 | 83 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 25 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 26 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 27 | 11 |  | Furqan Qureshi Blogs | furqan Qureshi Blogs | |
| 28 | 2 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 29 | 5 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 30 | 11 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 31 | 4 |  | Curious Cases | BBC Radio 4 | |
| 32 | 33 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 32 | 86 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 33 | 134 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 35 | — |  | La Science, CQFD | France Culture | |
| 37 | — |  | BBC Inside Science | BBC Radio 4 | |
| 38 | 4 |  | Bedtime Astronomy | Synthetic Universe | |
| 39 | 33 |  | A Question of Science | The Francis Crick Institute | |
| 40 | 1 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 41 | 8 |  | Nature Podcast | Springer Nature Limited | |
| 42 | 19 |  | The Psychology Podcast | iHeartPodcasts | |
| 42 | 153 |  | Nature India Podcast | Nature India | |
| 43 | 23 |  | The Climate Question | BBC World Service | |
| 44 | — | S | Science Quickly | Scientific American | |
| 45 | 14 |  | This Week in Cardiology | Medscape | |
| 46 | 10 |  | The Quanta Podcast | Quanta Magazine | |
| 47 | 26 |  | Science Weekly | The Guardian | |
| 48 | 56 |  | Das Wissen | SWR | SWR | |
| 49 | 25 |  | The Michael Shermer Show | Michael Shermer | |
| 49 | — |  | SOIL: Rewilding the Underground | Freya Mulvey | |
| 50 | 98 |  | La Conversation scientifique | France Culture | |
| 50 | — |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 52 | 1 |  | The Life Scientific | BBC Radio 4 | |
| 52 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 52 | — |  | Ask the Naked Scientists | Dr Chris Smith | |
| 53 | 105 |  | The Threshold | Foreign Policy | |
| 54 | 30 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 55 | 19 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 56 | 27 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 58 | 52 | W | What Is Life? | Carl Zimmer | |
| 59 | 14 | S | Sher Khan | Aaj Tak Radio | |
| 60 | 18 |  | Unsung Science | CBS News | |
| 61 | — |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 62 | 21 | I | Influence Psychology and Persuasion - Mike Sweet - 10 Minute Coach - Develop and Discover | Mike Sweet | |
| 63 | 32 |  | Unexpected Elements | BBC World Service | |
| 63 | — | M | Molecular Podcasting with Darren Lipomi | Darren Lipomi | |
| 64 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 65 | 24 |  | You Are Not So Smart | You Are Not So Smart | |
| 66 | — | Z | Zjisti víc | Jakub Straka, David Klouda | |
| 67 | 8 |  | CrowdScience | BBC World Service | |
| 68 | — |  | Pediatric Research Podcast | Nature Publishing Group | |
| 69 | 3 |  | The Astrophysics Podcast | Paul Duffell | |
| 70 | 109 |  | The Behavioral Design Podcast | Samuel Salzer and Aline Holzwarth | |
| 70 | — | T | TSRA Podcast | TSRA | |
| 71 | 62 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 72 | 26 |  | New Books in Critical Theory | Marshall Poe | |
| 72 | — | D | Dev and Doc: AI For Healthcare Podcast | Dev and Doc | |
| 73 | 115 | Q | Quantum Foundations Podcast | Maria Violaris | |
| 73 | — |  | Dermatology Snapshots | Dermatology Snapshots | |
| 73 | — | S | Surprisingly Brilliant | Seeker | |
| 74 | 109 | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 75 | 26 |  | Drilled | Pushkin Industries | |
| 76 | 95 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 76 | — | I | In Common | The In Common Team | |
| 76 | — |  | Ancient Aliens | PodcastOne | |
| 77 | — |  | The Numberphile Podcast | Brady Haran | |
| 77 | — | D | Digging a Hole: The Legal Theory Podcast | Digging a Hole Podcast | |
| 77 | — | B | Biomanufacturing & Fermentation Technology | prasad ernala | |
| 77 | 108 |  | Physics World Weekly Podcast | Physics World | |
| 78 | 16 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 78 | — |  | The Adventurer's | TheAdventurers | |
| 81 | 18 |  | The Orthobullets Podcast | Orthobullets | |
| 82 | 76 |  | Regenerative Agriculture Podcast | John Kempf | |
| 83 | 40 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 84 | 61 | T | The Complete History of Science | Gethin Richards | |
| 84 | 25 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 85 | 12 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 87 | 21 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 87 | — | L | Logically Answered | Logically Answered | |
