| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 2 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 6 | — | T | The Animal Sensemaker | The Observer | |
| 7 | 2 |  | Unexplainable | Vox | |
| 9 | 174 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 10 | 13 |  | Overheard at National Geographic | National Geographic | |
| 11 | 3 |  | Nature Insight: Speed Dating with the Future | IPBES | |
| 12 | 10 |  | Discovery | BBC World Service | |
| 13 | 22 |  | Science Weekly | The Guardian | |
| 14 | 29 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 15 | 3 |  | Speaking of Psychology | American Psychological Association | |
| 16 | 9 |  | Science Vs | Spotify Studios | |
| 17 | 9 |  | Universe Today Podcast | Fraser Cain | |
| 18 | 3 |  | The Quanta Podcast | Quanta Magazine | |
| 19 | 3 | S | Sher Khan | Aaj Tak Radio | |
| 20 | 3 |  | Short Wave | NPR | |
| 21 | 173 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 22 | 6 | S | Speaking of Mol Bio | Thermo Fisher Scientific | |
| 23 | — | P | Psychology | Yale School of Medicine | |
| 24 | 13 |  | Making Sense with Sam Harris | Sam Harris | |
| 25 | 16 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 26 | 3 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 29 | 15 |  | The Astrophysics Podcast | Paul Duffell | |
| 30 | 12 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 32 | 26 |  | How We're Wired | The Bertarelli Foundation | |
| 33 | 13 |  | Unexpected Elements | BBC World Service | |
| 34 | 29 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 35 | 42 |  | Science Friday | Science Friday and WNYC Studios | |
| 36 | 22 |  | New Books in Critical Theory | Marshall Poe | |
| 37 | 24 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 38 | 19 | N | New Books in Public Policy | New Books Network | |
| 39 | 14 |  | Ologies with Alie Ward | Alie Ward | |
| 41 | 21 |  | The world, the universe and us | New Scientist | |
| 42 | 21 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 43 | 113 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 44 | 74 |  | Astrum Space | Astrum | |
| 45 | 21 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 46 | 118 | N | New Books in Environmental Studies | Marshall Poe | |
| 47 | 63 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 48 | 21 | T | The Missing Link | The Swaddle | |
| 49 | 85 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 50 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 51 | 95 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 52 | 92 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 53 | — |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 55 | 23 |  | CrowdScience | BBC World Service | |
| 56 | — | E | Economics In Ten | Economics In Ten | |
| 57 | — |  | 과학하고 앉아있네 | 과학하고 앉아있네 | |
| 58 | — |  | Small Steps, Giant Leaps | National Aeronautics and Space Administration (NASA) | |
| 59 | — |  | Physics World Weekly Podcast | Physics World | |
| 61 | — |  | The Common Descent Podcast | Common Descent | |
| 62 | — |  | Instant Genius | Our Media | |
| 63 | — |  | EverydaySpy Podcast | Andrew Bustamante | |
| 64 | — | H | Highest Yield: USMLE Step 2, Step 3, and NBME Shelf Review | Matthew A. Crane | |
| 65 | 32 |  | Ophthalmology off the Grid by Eyetube | Eyetube | |
| 66 | — |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 67 | — | W | Wild Life Conservation: India Podcast | Ela Foundation & The Wildlife People Podcast | |
| 68 | — | B | Branching out | IUFRO | |
| 70 | 40 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 71 | 32 |  | Great Mysteries of Physics | The Conversation | |
| 72 | 27 |  | Materialism: A Materials Science Podcast | Taylor Sparks and Andrew Falkowski | |
| 73 | 36 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 74 | 35 |  | More or Less | BBC Radio 4 | |
| 75 | 39 |  | The Michael Shermer Show | Michael Shermer | |
| 76 | 50 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 77 | 26 |  | Science In Action | BBC World Service | |
| 78 | 30 |  | Biotech 2050 Podcast | Biotech 2050 | |
| 79 | 4 |  | The Future of Everything | Stanford Engineering | |
| 80 | 31 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 81 | 43 | H | Human Behavioral Biology | Robert Sapolsky | |
| 82 | 42 | T | The Field Guide to Particle Physics | Sean Downes | |
| 83 | 7 |  | Nature Podcast | Springer Nature Limited | |
| 84 | 34 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 85 | 26 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 86 | 45 |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 87 | 45 |  | The History of Chemistry | Steve Cohen | |
| 88 | 41 | I | Inquiring Minds | Indre Viskontas | |
| 89 | 24 | E | Easy Physics | Easy Physics | |
| 90 | 33 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 91 | 11 |  | You Are Not So Smart | You Are Not So Smart | |
| 92 | 36 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 93 | 14 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 94 | 40 |  | This Week in Microbiology | Vincent Racaniello | |
| 95 | 40 | B | BookLab | Dan Falk and Amanda Gefter | |
| 96 | 35 |  | Flash Forward | Rose Eveleth | |
| 97 | 35 |  | Unbiased Science | @unbiasedscipod | |
| 98 | 39 |  | This Week in Space (Audio) | TWiT | |
| 99 | 39 |  | Bedtime Astronomy | Synthetic Universe | |
| 100 | 36 | B | Beyond the Lens: MedTech insights with KARL STORZ | KARL STORZ | |
| 101 | 35 |  | Board Rounds Prep for USMLE and COMLEX | Ryan Gray | |
| 102 | 35 | E | Early Morning Coffee at CERN | CERN | |
| 103 | 35 | P | Physics | Yale University | |
| 104 | 35 |  | Settle the Stars: The Science of Space Exploration | Edgeworks Nebula | |
| 105 | 35 | L | Let's Talk Micro | Luis Plaza | |
| 106 | 35 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 107 | 35 | M | Microbe Talk | Microbiology Society | |
| 108 | 35 | С | Старый новый левый | oldnewleftist | |
