| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Science Vs | Spotify Studios | |
| 4 | — |  | Unexplainable | Vox | |
| 5 | 2 |  | EarthWise | Vivaan Mathur | |
| 5 | — |  | The Threshold | Foreign Policy | |
| 6 | — | I | Ideas of India | Mercatus Center at George Mason University | |
| 6 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 7 | 13 |  | More or Less | BBC Radio 4 | |
| 7 | 16 |  | Making Sense with Sam Harris | Sam Harris | |
| 8 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 9 | 2 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 10 | 25 | S | Sher Khan | Aaj Tak Radio | |
| 11 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 11 | 57 | 超 | 超リアルな行動心理学 | FERMONDO | |
| 12 | — |  | Overheard at National Geographic | National Geographic | |
| 13 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 13 | 53 |  | Curiosity Weekly | Discovery | |
| 13 | 30 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 14 | 2 | B | Boring History for Sleep | Velvet | |
| 15 | 29 |  | Nature Podcast | Springer Nature Limited | |
| 16 | 8 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 17 | 34 |  | CrowdScience | BBC World Service | |
| 18 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 19 | 5 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 20 | 7 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 20 | 3 |  | Science In Action | BBC World Service | |
| 21 | 5 |  | Science Weekly | The Guardian | |
| 22 | 11 |  | The Numberphile Podcast | Brady Haran | |
| 22 | 2 |  | Astrum Space | Astrum | |
| 23 | — |  | Regenerative Agriculture Podcast | John Kempf | |
| 24 | 11 |  | The Quanta Podcast | Quanta Magazine | |
| 24 | 3 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 25 | — | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 25 | 2 |  | BrainStuff | iHeartPodcasts | |
| 26 | 2 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 29 | 5 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 30 | 4 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 30 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 31 | 1 |  | Discovery | BBC World Service | |
| 31 | — |  | Babbage from The Economist | The Economist | |
| 32 | 2 |  | Ancient Aliens | PodcastOne | |
| 33 | 28 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 34 | 6 |  | Curious Cases | BBC Radio 4 | |
| 34 | 1 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 35 | 13 |  | Science Quickly | Scientific American | |
| 36 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 37 | 39 |  | Rare Earth | BBC Radio 4 | |
| 39 | 11 |  | All In The Mind | ABC | |
| 39 | 2 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 39 | 112 |  | Drilled | Pushkin Industries | |
| 39 | 28 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 40 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 41 | — | C | Cosmic Coffee Time with Andrew Prestage | Andrew Prestage | |
| 42 | 4 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 42 | 24 |  | The Alpha Male Coach Podcast | Kevin Aillaud | |
| 43 | — |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 44 | 18 |  | Unexpected Elements | BBC World Service | |
| 44 | 8 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 45 | 10 |  | You Are Not So Smart | You Are Not So Smart | |
| 46 | 91 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 46 | 13 | V | VoxTalks Economics | VoxTalks | |
| 47 | 9 |  | Science Magazine Podcast | Science Magazine | |
| 48 | 12 | T | The Boring Climate Podcast | The Boring Climate Podcast | |
| 49 | 9 | P | Physics World Stories Podcast | Physics World | |
| 50 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 50 | 13 |  | American Innovations | Audible | |
| 50 | 17 | E | Economics In Ten | Economics In Ten | |
| 50 | 114 | D | Digging a Hole: The Legal Theory Podcast | Digging a Hole Podcast | |
| 51 | 2 |  | Universe Today Podcast | Fraser Cain | |
| 51 | 2 | T | The Aspiring Psychologist Podcast | Dr Marianne Trent | |
| 53 | 27 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 54 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 56 | 31 |  | The Future of Everything | Stanford Engineering | |
| 56 | 88 |  | The Climate Question | BBC World Service | |
| 57 | 4 |  | Instant Genius | Our Media | |
| 58 | — | R | Radiology Podcast | RSNA | The Radiological Society of North America | |
| 58 | 11 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 58 | — | C | CLINICAL DATA MANAGEMENT | Institute of Biostatistics and Analyses | |
| 59 | 16 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 59 | 6 |  | Naturebang | BBC Radio 4 | |
| 60 | 21 | S | Self Improvement Beast | manjha beast | |
| 61 | 111 | N | New Books in Political Science | New Books Network | |
| 62 | 15 |  | Opinion Science | Andy Luttrell | |
| 64 | 66 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 66 | — | O | Organic Chemistry - Video | J. Michael McBride | |
| 67 | — | P | Pediatric Physical Therapy - Pediatric Physical Therapy Podcast | Pediatric Physical Therapy | |
| 67 | — | I | In the Interim... | Berry | |
| 68 | — | T | The Marxist Sociology Blog Podcast | Marxist Sociology Blog | |
| 69 | 127 |  | TED Talks Science and Medicine | TED | |
| 69 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 69 | — | T | The Effective Statistician - in association with PSI | Alexander Schacht and Benjamin Piske, biometricians, statisticians and leaders in the pharma industry | |
| 70 | 30 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 70 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 71 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 72 | 8 |  | SciShow Tangents | Complexly | |
| 72 | — |  | Heat Waves | Sam Carton | |
| 72 | 16 | A | Analytically Speaking | LCGC & Spectroscopy | |
| 73 | — |  | The Science Show | ABC | |
