| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 10 |  | Instant Genius | Our Media | |
| 5 | — | I | Ideas of India | Mercatus Center at George Mason University | |
| 9 | 2 |  | You Are Not So Smart | You Are Not So Smart | |
| 10 | 2 |  | Short Wave | NPR | |
| 11 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 13 | 19 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 14 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 16 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 17 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 18 | 28 |  | The Astrophysics Podcast | Paul Duffell | |
| 19 | 12 |  | Curious Cases | BBC Radio 4 | |
| 20 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 23 | 8 |  | The Psychology Podcast | iHeartPodcasts | |
| 24 | 14 |  | Discovery | BBC World Service | |
| 26 | 4 |  | Invisibilia | NPR | |
| 27 | 16 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 28 | 5 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 30 | 5 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 31 | 94 |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 32 | 23 |  | The Quanta Podcast | Quanta Magazine | |
| 35 | 69 |  | Science In Action | BBC World Service | |
| 37 | 83 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 38 | 11 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 39 | 23 |  | Bedtime Astronomy | Synthetic Universe | |
| 40 | 20 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 43 | 54 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 46 | 94 |  | The Climate Question | BBC World Service | |
| 48 | 95 |  | Unexpected Elements | BBC World Service | |
| 49 | 20 |  | Science Friday | Science Friday and WNYC Studios | |
| 50 | 14 |  | More or Less | BBC Radio 4 | |
| 52 | 24 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 53 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 54 | — |  | All In The Mind | ABC | |
| 56 | 5 | T | Theory and Practice | GV (Google Ventures) | |
| 57 | 125 | P | Psychology in 10 Minutes | David B. Feldman - psychology | social science | politics | mental health | |
| 59 | 14 | S | Sher Khan | Aaj Tak Radio | |
| 61 | 106 | I | Inquiring Minds | Indre Viskontas | |
| 63 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 64 | 28 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 65 | 42 |  | Science Quickly | Scientific American | |
| 66 | — |  | Chemistry Made Simple | Matthew Macariou | |
| 67 | — |  | How We're Wired | The Bertarelli Foundation | |
| 68 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 69 | — | D | Dissectible Me 5 minute anatomy | dissectibleme | |
| 70 | — | B | BJA Education Podcasts | BJA Education | |
| 71 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 72 | — | O | Owl Posting | Abhishaike Mahajan | |
| 75 | — | D | Down To Earth: A podcast for Geoscientists by Geoscientist | grssieee | |
| 76 | — |  | Chromatography Life | Waters Corporation | |
| 77 | — |  | Science unscripted | DW | |
| 78 | — | C | COR2ED - Oncology Medical Conversation | COR2ED Medical Education | |
| 79 | — |  | Chemistry in its element | Chemistry World | |
| 86 | — | T | Three Identical Strangers: The Science Behind The Story | CNN | |
| 87 | — | R | RadioBio | RadioBio | |
| 88 | 49 |  | BBC Inside Science | BBC Radio 4 | |
| 89 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 91 | 57 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 92 | 50 |  | Ancient Aliens | PodcastOne | |
| 95 | 54 |  | Research To Practice | Oncology Videos | Dr Neil Love | |
| 96 | 52 |  | Science Will Win | Pfizer | |
| 97 | 60 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 99 | 49 |  | Drilled | Pushkin Industries | |
| 101 | 52 |  | Origin Stories | The Leakey Foundation | |
| 102 | 54 |  | Medical Basics Podcast - Tips, Tricks, and Advice for Medical and Nursing Students | Medical Basics | |
| 103 | 47 | N | New Books in Political Science | New Books Network | |
| 106 | 41 | N | New Books in Sociology | New Books Network | |
| 107 | 24 |  | Behavioral Grooves Podcast | Kurt Nelson, PhD and Tim Houlihan | |
| 109 | 52 | C | Consciousness and the Bicameral Mind - The Julian Jaynes Society Podcast | Julian Jaynes Society | |
| 111 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 112 | 18 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 113 | 47 |  | Naturebang | BBC Radio 4 | |
| 115 | 54 |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 116 | 56 | T | The Artificial Human | BBC Radio 4 | |
| 118 | — | T | The Dirt on Organic Farming | Organic Agronomy Training Service (OATS) | |
| 119 | 48 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 121 | 48 | S | Sustainability Leaders Series | Yale Center for Business and the Environment | |
| 123 | 46 | E | EPRI Current | EPRI | |
| 124 | 48 |  | Flow Radio | Flow Research Collective | |
| 125 | 47 | H | Hello PhD | Joshua Hall and Daniel Arneman, PhDz | |
| 126 | 47 |  | Kanooni Kisse: Law, Life & Musings | Abhas Mishra | |
| 127 | 46 | N | New Books in Law | New Books Network | |
| 128 | 46 | A | Arxiv Papers | Igor Melnyk | |
| 130 | 45 | S | Simply Space | Simply News from Qurrent | |
| 131 | 45 | S | Simply Mars | Simply News from Qurrent | |
| 132 | 45 | S | Simply Science | Simply News from Qurrent | |
| 133 | 45 | R | ResearchPod | ResearchPod | |
| 134 | 45 | A | At the Intersection of Science and Law | DLA Piper | |
| 135 | 45 | L | LegalTalks | LegalTalks | |
| 137 | 32 | I | inControl | Alberto Padoan | |
| 139 | 77 | T | The Missing Link | The Swaddle | |
| 140 | 21 |  | Mysterious Universe | 8th Kind | |
| 141 | 48 |  | Ask a Spaceman! | Paul M. Sutter | |
| 143 | 49 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 144 | — |  | BioCentury This Week | BioCentury | |
| 145 | 18 |  | The world, the universe and us | New Scientist | |
| 146 | 26 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 147 | 15 |  | Regenerative Agriculture Podcast | John Kempf | |
| 148 | 85 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 149 | 9 |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
