| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 8 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 6 | — |  | Science Vs | Spotify Studios | |
| 8 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 9 | 1 |  | Curious Cases | BBC Radio 4 | |
| 9 | 8 | B | Boring History for Sleep | Velvet | |
| 9 | 16 |  | Science Weekly | The Guardian | |
| 10 | 4 |  | When Science Finds a Way | Wellcome | |
| 10 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 5 |  | Science Magazine Podcast | Science Magazine | |
| 12 | 5 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 12 | — |  | The world, the universe and us | New Scientist | |
| 12 | 16 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 13 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 16 | 4 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 18 | 27 |  | Discovery | BBC World Service | |
| 19 | 8 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 19 | 2 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 20 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 21 | 10 |  | More or Less | BBC Radio 4 | |
| 22 | 7 |  | Babbage from The Economist | The Economist | |
| 23 | 5 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 24 | 134 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 25 | 1 |  | Astrum Space | Astrum | |
| 26 | 9 |  | The Michael Shermer Show | Michael Shermer | |
| 30 | 7 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 30 | 4 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 32 | 8 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 34 | 6 |  | TED Talks Science and Medicine | TED | |
| 37 | 127 |  | The Science Show | ABC | |
| 38 | 7 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 41 | 26 |  | MinuteEarth | Minute Earth | |
| 41 | 150 |  | The Life Scientific | BBC Radio 4 | |
| 42 | 62 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 43 | — |  | The Cartesian Cafe | Timothy Nguyen | |
| 43 | 71 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 43 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 45 | — | T | Theory of Relativity by Albert Einstein | Inception Point Ai | |
| 45 | — |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 45 | 65 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 45 | — | D | De Universiteit van Vlaanderen Podcast | Universiteit van Vlaanderen | |
| 46 | — |  | The Horse First: A Veterinary Sport Horse Podcast | Audrey DeClue, DVM | |
| 46 | 19 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 47 | 8 |  | Rare Earth | BBC Radio 4 | |
| 47 | — | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 48 | 141 | F | Farming Today | BBC Radio 4 | |
| 48 | — | T | The Ocean Explained | Clément J.E. | |
| 48 | — | T | The Structural Engineering Podcast | Max and Zach | |
| 48 | — | T | The Art of Mathematics | Carol Jacoby | |
| 50 | 12 |  | This Week in Microbiology | Vincent Racaniello | |
| 52 | 11 |  | Short Wave | NPR | |
| 52 | 19 | T | TSRA Podcast | TSRA | |
| 52 | 11 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 53 | 8 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 54 | 11 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 55 | — |  | Patterns Tell Stories | UFOs & High Strangeness | KLAɄЅ & GΔRRΞTT | |
| 55 | — | T | The Living Revolution | The Living Revolution | |
| 55 | — | S | Seacreatures | Matt Testoni | |
| 56 | — | P | Paramount Importance | Kurt Krispyn | |
| 57 | 11 |  | The Feldman Protocol | Dave Feldman | |
| 58 | 14 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 58 | — | A | Asimov Press | Asimov Press | |
| 58 | 18 |  | The Observable Unknown | Dr. Juan Carlos Rey | |
| 59 | 7 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 59 | 38 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 60 | 36 |  | CrowdScience | BBC World Service | |
| 61 | 20 | W | Wildest Kruger Stories | Karolina Norée | |
| 63 | 7 |  | New Books in Critical Theory | Marshall Poe | |
| 66 | 76 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 68 | 28 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 70 | 17 |  | Science Friday | Science Friday and WNYC Studios | |
| 70 | 25 |  | Podcast UFO | Martin Willis | |
| 70 | — | B | BJA Education Podcasts | BJA Education | |
| 71 | — | T | The BIT podcast | The Behavioural Insights Team | |
| 73 | 31 |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 75 | — |  | Skeptics with a K | Skeptic Media Limited | |
| 76 | 30 |  | Geology Bites | Oliver Strimpel | |
| 77 | 5 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 77 | 49 |  | Radiowissen | Bayerischer Rundfunk | |
| 78 | 29 |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 78 | 28 |  | The Orthobullets Podcast | Orthobullets | |
| 79 | 29 |  | Species | mackenmurphy.org | |
| 80 | 21 | S | Surgical Readings | The American College of Surgeons | |
| 81 | 30 | T | The Green Scene | East Coast Radio Podcasts | |
| 82 | 30 | A | African Pharmaceutical Review Podcast | African Pharmaceutical Review | |
| 84 | 15 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 85 | 26 |  | Living Planet | DW | |
| 88 | 43 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 89 | 75 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 90 | 19 | S | Sum of All Parts | ABC listen | |
| 91 | 31 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 92 | 73 |  | TheThinkingAtheist | The Thinking Atheist | |
| 92 | 34 |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 93 | 26 | T | The Global Stewardship Podcast | Hannah Boggs | |
| 95 | 17 |  | Speaking of Psychology | American Psychological Association | |
| 97 | 24 |  | Overheard at National Geographic | National Geographic | |
| 97 | 33 |  | Nature Podcast | Springer Nature Limited | |
| 97 | 42 |  | Почему мы еще живы | libo/libo | |
