| 1 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | The Rest Is Science | Goalhanger | |
| 4 | — |  | Radiolab | WNYC Studios | |
| 5 | — |  | Unexplainable | Vox | |
| 6 | — |  | EarthWise | Vivaan Mathur | |
| 8 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 10 | — |  | Ologies with Alie Ward | Alie Ward | |
| 11 | 1 |  | More or Less | BBC Radio 4 | |
| 12 | 2 |  | The Quanta Podcast | Quanta Magazine | |
| 13 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 13 | 13 |  | Let's Learn Everything! | Maximum Fun | |
| 13 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 14 | 5 |  | Planet Em | Emily McDonald | |
| 15 | 2 |  | Science Weekly | The Guardian | |
| 15 | 11 | T | The Math Club | Pete and Noah | |
| 16 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 17 | 5 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 18 | 7 |  | Short Wave | NPR | |
| 18 | 2 |  | Overheard at National Geographic | National Geographic | |
| 19 | 15 |  | Instant Genius | Our Media | |
| 20 | 137 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 21 | 18 |  | Babbage from The Economist | The Economist | |
| 22 | — |  | The Psychology Podcast | iHeartPodcasts | |
| 22 | 7 |  | Speaking of Psychology | American Psychological Association | |
| 23 | 34 |  | Nature Podcast | Springer Nature Limited | |
| 25 | 52 |  | The world, the universe and us | New Scientist | |
| 27 | 2 |  | Get Obsessed : With Living Your Best Life | Julie Lokun and Mika Altidor | |
| 28 | 10 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | — |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 30 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 30 | 8 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 31 | 6 |  | Science Magazine Podcast | Science Magazine | |
| 31 | 5 |  | This Week in Cardiology | Medscape | |
| 31 | 18 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 32 | 28 |  | Science Quickly | Scientific American | |
| 32 | 29 |  | A Question of Science | The Francis Crick Institute | |
| 32 | 141 | V | VoxTalks Economics | VoxTalks | |
| 33 | 3 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 34 | 6 | I | Ideas of India | Mercatus Center at George Mason University | |
| 35 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 35 | 6 |  | Discovery | BBC World Service | |
| 35 | 59 |  | New Books in Critical Theory | Marshall Poe | |
| 36 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 37 | 25 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 39 | 9 |  | You Are Not So Smart | You Are Not So Smart | |
| 39 | 42 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 40 | 13 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 40 | — |  | Mind & Matter | Nick Jikomes | |
| 41 | 19 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 42 | — |  | Life | Life | |
| 43 | 4 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 43 | 66 |  | The Plodcast | Our Media | |
| 44 | 6 |  | The Michael Shermer Show | Michael Shermer | |
| 44 | 9 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 45 | 7 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 45 | — | P | Poultry Health Today | Poultry Health Today | |
| 46 | 17 |  | Prognosis: Misconception | Bloomberg | |
| 46 | 19 |  | Slow Radio | BBC Radio 3 | |
| 47 | 20 | B | BJPsych Journals | BJPsych Journals | |
| 49 | 4 | N | New Books in Law | New Books Network | |
| 52 | 16 |  | The Medbullets Step 1 Podcast | Medbullets | |
| 52 | 39 |  | Night Science | Itai Yanai & Martin Lercher | |
| 53 | 3 | W | Whiskey & International Relations Theory | Drs. Patrick Thaddeus Jackson & Daniel Nexon | |
| 54 | — | M | Material Science and Advance Manufacturing | Om | |
| 54 | 24 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 55 | — | T | The Poultry Nutrition Blackbelt Podcast | Wisenetix | |
| 55 | 73 |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 56 | — | J | J-PAL Voices | Abdul Latif Jameel Poverty Action Lab (J-PAL) | |
| 56 | 13 |  | Surgical Clinics (Elsevier) | Surgical Clinics | |
| 56 | 20 | E | Easy Physics | Easy Physics | |
| 57 | 10 | F | Foot and Ankle Clinics (Elsevier) | Foot and Ankle Clinics | |
| 58 | 14 |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 59 | 22 |  | Unexpected Elements | BBC World Service | |
| 59 | 12 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 60 | 32 |  | BBC Inside Science | BBC Radio 4 | |
| 60 | 29 |  | Mysterious Universe | 8th Kind | |
| 61 | 45 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 63 | — | N | New Books in Economics | Marshall Poe | |
| 65 | — | L | Learning from Nature: The Biomimicry Podcast with Lily Urmann | Lily Urmann | |
| 66 | 12 |  | Curious Cases | BBC Radio 4 | |
| 66 | 23 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 66 | 14 | I | Ideas in Development | Ideas in Development | |
| 66 | — |  | Creature Feature | iHeartPodcasts | |
| 68 | 16 | S | Sher Khan | Aaj Tak Radio | |
| 71 | — |  | Eons: Surviving Deep Time | PBS | |
| 71 | 39 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 72 | 31 |  | Universe Today Podcast | Fraser Cain | |
| 72 | 43 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 73 | — | T | The Thing About Wildlife | Ishika | |
| 73 | 89 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 74 | — | C | Clinical neurology with KD | Krishnadas N C | |
| 76 | 19 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 76 | 16 |  | Curiosity Weekly | Discovery | |
| 76 | — |  | Kohn's Zone | Alfie Kohn | |
| 77 | 9 |  | Regenerative Agriculture Podcast | John Kempf | |
| 78 | — | M | Motivational Podcast (In Hindi ) | Amit Gautam | |
| 78 | 61 |  | Research To Practice | Oncology Videos | Dr Neil Love | |
| 79 | 90 | P | Pharma Market Access Insights - from Petauri Evidence | Petauri Evidence | |
| 79 | — |  | Somewhere in the Skies | SpectreVision Radio | |
