| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | — |  | Radiolab | WNYC Studios | |
| 4 | — |  | Unexplainable | Vox | |
| 5 | — |  | Science Vs | Spotify Studios | |
| 6 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 6 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 9 | — |  | Google DeepMind: The Podcast | Hannah Fry | |
| 10 | — |  | BBC Inside Science | BBC Radio 4 | |
| 10 | — | Q | Questions Never Asked - Stories Never Heard - YTY Podcast | Tejabhiram Yadavalli | |
| 11 | 5 | B | Boring History for Sleep | Velvet | |
| 11 | — |  | Babbage from The Economist | The Economist | |
| 12 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 13 | 58 |  | MinuteEarth | Minute Earth | |
| 13 | 9 |  | Overheard at National Geographic | National Geographic | |
| 13 | 6 |  | Planet Em | Emily McDonald | |
| 14 | — |  | The Threshold | Foreign Policy | |
| 15 | 4 |  | Short Wave | NPR | |
| 15 | 1 |  | Science Weekly | The Guardian | |
| 15 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 16 | 32 |  | More or Less | BBC Radio 4 | |
| 16 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 16 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 16 | 1 |  | The Astrophysics Podcast | Paul Duffell | |
| 17 | — |  | Mysterious Universe | 8th Kind | |
| 19 | 5 |  | Science Friday | Science Friday and WNYC Studios | |
| 19 | 6 |  | You Are Not So Smart | You Are Not So Smart | |
| 20 | — |  | New Books in Critical Theory | Marshall Poe | |
| 20 | 1 | I | Ideas of India | Mercatus Center at George Mason University | |
| 21 | 24 |  | The Quanta Podcast | Quanta Magazine | |
| 22 | — | B | Blood Podcast | American Society of Hematology | |
| 23 | 109 |  | CrowdScience | BBC World Service | |
| 23 | 1 |  | Curious Cases | BBC Radio 4 | |
| 24 | 10 |  | The Life Scientific | BBC Radio 4 | |
| 24 | 21 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 25 | — |  | Birds of a Feather Talk Together | John Bates, Shannon Hackett, RJ Pole, Amanda Marquart | |
| 26 | 23 |  | All In The Mind | ABC | |
| 26 | — |  | Wild Thing | Foxtopus Ink | |
| 28 | 66 |  | This Week in Cardiology | Medscape | |
| 28 | 8 | V | VoxTalks Economics | VoxTalks | |
| 29 | 93 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | — | H | How To Make A Science Video | Sophie Ward and Simon Clark | |
| 30 | 1 |  | Astrum Space | Astrum | |
| 30 | — | T | The Art of Mathematics | Carol Jacoby | |
| 30 | 2 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 31 | 4 |  | The Adventurer's | TheAdventurers | |
| 32 | 17 |  | The Psychology Podcast | iHeartPodcasts | |
| 32 | — | M | Motivational Podcast (In Hindi ) | Amit Gautam | |
| 33 | 16 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 33 | 131 | I | IA Québec: Le balado | iaquebec | |
| 35 | 26 | E | Emergency Medicine Clinics (Elsevier) | Emergency Medicine Clinics | |
| 35 | 32 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 35 | 2 |  | Unexpected Elements | BBC World Service | |
| 36 | — |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 36 | 88 |  | The Energy Podcast | Shell | |
| 36 | 27 | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 36 | — | T | The Engineering Commons Podcast | The Engineering Commons Podcast | |
| 37 | 123 |  | Flow Radio | Flow Research Collective | |
| 37 | — |  | Casual Inference | Lucy D'Agostino McGowan and Ellie Murray | |
| 38 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 38 | 3 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 38 | — | V | Vaccine Curious | Christine Stabell Benn | |
| 38 | 106 |  | The Episodic Table of Elements | T. R. Appleton | |
| 39 | 18 |  | The Science of Birds | Ivan Phillipsen | |
| 40 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 40 | 7 | T | The Genetics Podcast | Sano Genetics | |
| 41 | 5 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 41 | 7 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 42 | 8 |  | Instant Genius | Our Media | |
| 42 | 44 |  | The Michael Shermer Show | Michael Shermer | |
| 42 | 47 |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 43 | 14 |  | The world, the universe and us | New Scientist | |
| 43 | 9 | M | MDS Podcast | International Parkinson and Movement Disorder Society | |
| 43 | 38 |  | PlanetGeo: The Geology Podcast | Chris and Jesse | |
| 44 | — | T | The Neuro Times | The Neuro Times | |
| 44 | 35 | T | Tangible Computing | Gareth & Andrew | |
| 46 | 20 | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 46 | — |  | The Common Descent Podcast | Common Descent | |
| 46 | 34 |  | EarthWise | Vivaan Mathur | |
| 49 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 49 | 115 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 49 | 20 |  | Physics World Weekly Podcast | Physics World | |
| 51 | — |  | Living Planet | DW | |
| 53 | 2 |  | Pale Blue Pod | Multitude | |
| 53 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 53 | 21 |  | Ask a Spaceman! | Paul M. Sutter | |
| 54 | 74 |  | Wild Times: Wildlife Education | Wildlife Educator - Forrest Galante | |
| 54 | — | E | Easy Physics | Easy Physics | |
| 55 | 39 |  | Universe Today Podcast | Fraser Cain | |
| 55 | 30 |  | Das Wissen | SWR | SWR | |
| 55 | — |  | حلبة فكر | معاذ بوعائشه, Mics | مايكس, حلبة فكر | |
| 55 | — |  | Science In Action | BBC World Service | |
| 55 | 45 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 56 | 19 |  | The Future of Everything | Stanford Engineering | |
| 56 | — |  | Night Science | Itai Yanai & Martin Lercher | |
| 56 | — | D | Data Science Decoded | Mike E | |
| 57 | — | E | ERS Publications Podcasts | ERS Publications Podcasts | |
| 57 | — | M | Mathematics Simplified | Anjali Sharma | |
