| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | — |  | Radiolab | WNYC Studios | |
| 5 | 9 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 3 |  | Unexplainable | Vox | |
| 8 | 2 |  | EarthWise | Vivaan Mathur | |
| 10 | 2 | I | Ideas of India | Mercatus Center at George Mason University | |
| 12 | 22 |  | Discovery | BBC World Service | |
| 13 | 2 |  | Babbage from The Economist | The Economist | |
| 14 | 5 |  | Ologies with Alie Ward | Alie Ward | |
| 15 | 5 |  | More or Less | BBC Radio 4 | |
| 16 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 17 | 8 |  | Nature Podcast | Springer Nature Limited | |
| 18 | 9 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 19 | — |  | Science Weekly | The Guardian | |
| 20 | 10 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 5 |  | Short Wave | NPR | |
| 22 | 11 |  | Let's Learn Everything! | Maximum Fun | |
| 23 | 10 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 23 | 5 |  | Planet Em | Emily McDonald | |
| 24 | 39 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 25 | 7 |  | Speaking of Psychology | American Psychological Association | |
| 26 | 9 |  | The Quanta Podcast | Quanta Magazine | |
| 27 | 8 |  | This Week in Cardiology | Medscape | |
| 28 | — | S | Simply Wild with Mansab | Mansab | |
| 29 | 20 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 30 | 6 |  | Overheard at National Geographic | National Geographic | |
| 31 | 6 | V | VoxTalks Economics | VoxTalks | |
| 33 | 14 |  | Science Quickly | Scientific American | |
| 34 | 22 |  | BBC Inside Science | BBC Radio 4 | |
| 37 | 66 | A | aboutlogic | Deniz Sarikaya, Thorsten Altenkirch | |
| 37 | 39 | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 38 | 20 |  | Science Magazine Podcast | Science Magazine | |
| 39 | 9 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 40 | 8 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 41 | — |  | Wild Thing | Foxtopus Ink | |
| 44 | 12 |  | Instant Genius | Our Media | |
| 45 | 23 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 46 | 24 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 48 | 17 |  | The world, the universe and us | New Scientist | |
| 49 | 21 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 52 | 16 |  | New Books in Critical Theory | Marshall Poe | |
| 52 | 50 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 53 | 25 |  | Neuroscience of Everything | Dr Nand Muley, Ph.D. | |
| 55 | 64 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 56 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 57 | 23 |  | Prognosis: Misconception | Bloomberg | |
| 58 | — |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 58 | — | R | Relativity: The Special & General Theory | Albert Einstein | |
| 59 | 34 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 61 | 14 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 62 | 32 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 63 | 19 |  | The Life Scientific | BBC Radio 4 | |
| 64 | 25 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 64 | 28 | T | The Art of Mathematics | Carol Jacoby | |
| 65 | 34 |  | The Climate Question | BBC World Service | |
| 66 | 34 | V | VoxDev Development Economics | VoxDev.org | |
| 67 | 33 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 67 | — |  | Deep Dive: Space Mysteries Unveiled | Graviton Space Facts | |
| 68 | 70 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 69 | 89 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 70 | 35 |  | Science Friday | Science Friday and WNYC Studios | |
| 73 | 36 |  | All In The Mind | ABC | |
| 74 | 29 |  | You Are Not So Smart | You Are Not So Smart | |
| 75 | — | C | Conversations on Intellectual Humility | JSTOR Daily | |
| 77 | 100 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 77 | — | P | Photobiomodulation: A New Approach to Retinal Disease Description | Texere Publishing | |
| 78 | — | F | Foundation Fighting Blindness | Foundation Fighting Blindness | |
| 79 | — |  | LearningRadiology Video Podcasts | William Herring, MD, FACR | |
| 81 | — |  | Nature India Podcast | Nature India | |
| 82 | — | S | Speaking of Psychology | American Psychological Association | |
| 83 | — |  | This Week in Virology | Vincent Racaniello | |
| 84 | — | V | Vaccine Curious | Christine Stabell Benn | |
| 86 | — | I | Immunology / Microbiology | Dr. Earl Beyer | |
| 87 | — | A | AI Research Today | Aaron | |
| 90 | 35 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 91 | 37 |  | The Green Room: A Podcast from Obstetrics & Gynecology | Obstetrics & Gynecology (Green Journal) | |
| 92 | 60 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 93 | 32 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 93 | — | S | Surprisingly Brilliant | Seeker | |
| 94 | 67 |  | The Psychology Podcast | iHeartPodcasts | |
| 95 | 34 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 96 | 16 |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 97 | 14 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 98 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 98 | 59 | I | ImmunoTea: Your Immunology Podcast | Lara Dungan | |
| 99 | — | N | New Books in Environmental Studies | Marshall Poe | |
| 100 | 25 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 100 | 60 | S | Star Diary | BBC Sky at Night Magazine | |
| 100 | — | A | Alex the Physicist & Friends | Alex the Physicist | |
| 101 | 2 |  | Unexpected Elements | BBC World Service | |
| 101 | 25 | T | The Escarpment Labs Podcast | Escarpment Labs | |
| 102 | — |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 103 | 55 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 104 | — | L | Listen to The Lancet Child & Adolescent Health | The Lancet Child & Adolescent Health | |
| 105 | 53 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 106 | 55 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 107 | 57 |  | A Question of Science | The Francis Crick Institute | |
| 109 | 65 |  | The Future of Everything | Stanford Engineering | |
