| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 6 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 8 | — |  | More or Less | BBC Radio 4 | |
| 10 | 6 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 10 | 3 |  | Science Vs | Spotify Studios | |
| 11 | 2 |  | Curious Cases | BBC Radio 4 | |
| 12 | 1 |  | Babbage from The Economist | The Economist | |
| 13 | 21 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 14 | 3 |  | Science Weekly | The Guardian | |
| 19 | 50 |  | Nature Podcast | Springer Nature Limited | |
| 20 | — | B | Boring History for Sleep | Velvet | |
| 20 | 4 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 21 | 1 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 21 | — |  | Speaking of Psychology | American Psychological Association | |
| 21 | 1 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 22 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 23 | 9 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 25 | 54 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 26 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 27 | 3 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 27 | 20 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 28 | — |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 29 | 34 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 29 | 33 |  | When Science Finds a Way | Wellcome | |
| 29 | 2 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 30 | 17 |  | Discovery | BBC World Service | |
| 30 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 31 | 66 |  | The world, the universe and us | New Scientist | |
| 33 | — |  | The Cartesian Cafe | Timothy Nguyen | |
| 33 | 25 |  | The Micah Hanks Program | Micah Hanks | |
| 35 | 10 |  | TED Talks Science and Medicine | TED | |
| 35 | 8 |  | Alive Again | iHeartPodcasts | |
| 35 | 15 |  | The Michael Shermer Show | Michael Shermer | |
| 37 | 4 | I | Into The Paranormal, Podcast With Tony Brueski | Real Story Media | |
| 37 | 123 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 37 | 29 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 38 | 46 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 38 | 140 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 38 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 39 | — | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 40 | 19 |  | CrowdScience | BBC World Service | |
| 40 | — | I | International Law | Yale Law School | |
| 40 | 147 |  | The Social Work Podcast | Jonathan B. Singer, Ph.D., LCSW | |
| 40 | 18 |  | The Orthobullets Podcast | Orthobullets | |
| 42 | 2 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 42 | 51 |  | Astrum Space | Astrum | |
| 42 | — | M | Mathematics Simplified | Anjali Sharma | |
| 43 | — |  | TheThinkingAtheist | The Thinking Atheist | |
| 43 | 16 |  | This Week in Space (Audio) | TWiT | |
| 43 | 157 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 45 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 48 | 16 |  | Lost Women of Science | Lost Women of Science | |
| 48 | 12 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 49 | 5 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 49 | — | G | Gossip Gills | Aquaculture Stewardship Council | |
| 51 | — |  | Overheard at National Geographic | National Geographic | |
| 52 | — |  | Short Wave | NPR | |
| 52 | — |  | Leaf it to Us | Leaf it to Us | |
| 53 | — | P | Plane Crash Diaries | Desmond Latham | |
| 53 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 54 | 6 |  | The Science Show | ABC | |
| 54 | — | P | Proteomics in Proximity | Olink Proteomics | |
| 55 | 8 | E | Epigenetics Podcast | Active Motif | |
| 60 | 30 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 62 | 47 |  | New Books in Critical Theory | Marshall Poe | |
| 62 | — | T | The brief history of time | Adhyan Kasana | |
| 62 | 35 | T | The Art of Mathematics | Carol Jacoby | |
| 66 | — |  | NOVA Presents | GBH | |
| 67 | — |  | Regenerative Agronomy | Soilcraft Team | |
| 69 | — | T | The Future of Work Podcast | International Labour Organization | |
| 71 | 36 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 71 | 3 | T | The Titanium Physicists Podcast | Brachiolope Media Network | |
| 72 | 15 | A | AZ Climate & Health | Arizona Climate & Health | |
| 73 | 8 |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 74 | 3 | C | Cognitive Bias | The Cognitive Bias Thinkbois | |
| 75 | 14 | B | Beyond the Seminar: Conversations in Science | Randy Carney | |
| 76 | 2 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 87 | 30 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 89 | 51 |  | Living Planet | DW | |
| 89 | 51 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 89 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 91 | 51 | T | The Universe Speaks in Numbers | Faber and Faber | |
| 94 | 49 |  | Drilled | Pushkin Industries | |
| 94 | 19 |  | Radiowissen | Bayerischer Rundfunk | |
| 96 | 12 |  | That UFO Podcast | That UFO Podcast | |
| 96 | 60 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 98 | 34 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 98 | 15 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 99 | 32 | T | The Brain and Brand Show | Podcast Party | |
| 99 | 15 |  | Universe Today Podcast | Fraser Cain | |
| 101 | 1 |  | עושים היסטוריה עם רן לוי Osim Historia With Ran Levi | רשת עושים היסטוריה | |
| 102 | 20 |  | Quirks and Quarks | CBC | |
| 103 | — |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 106 | 94 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 107 | 24 |  | Beat Your Genes Podcast | BeatYourGenes | |
| 107 | — |  | COMPLEXITY | Santa Fe Institute | |
| 108 | 23 | H | Healthy Climate America | the Medical Society Consortium on Climate and Health | |
