| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 2 |  | Radiolab | WNYC Studios | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 1 |  | Curious Cases | BBC Radio 4 | |
| 7 | 1 |  | More or Less | BBC Radio 4 | |
| 7 | 5 |  | Unexplainable | Vox | |
| 8 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 10 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 11 | 1 |  | Science Vs | Spotify Studios | |
| 11 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 12 | 20 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | — | 4 | 4°C Podcast | 4°C pODCAST | |
| 13 | 19 | G | Guardians of the River | Wild Bird Trust, NGOWP, House of Pod | |
| 14 | — |  | Science Weekly | The Guardian | |
| 15 | — |  | Blurry Creatures | Blurry Creatures | |
| 15 | 6 |  | CrowdScience | BBC World Service | |
| 16 | 30 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 16 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 17 | 2 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 17 | 1 |  | The Life Scientific | BBC Radio 4 | |
| 18 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 18 | 6 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 19 | 2 |  | The Beef Podcast Show | Wisenetix | |
| 20 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 21 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 21 | 7 |  | Babbage from The Economist | The Economist | |
| 22 | 109 |  | Scott Carney Investigates | Scott Carney | |
| 22 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 22 | 31 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 23 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 23 | 35 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 24 | 21 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 24 | 5 |  | The Quanta Podcast | Quanta Magazine | |
| 25 | 29 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 26 | 13 | B | Boring History for Sleep | Velvet | |
| 26 | 4 |  | Nature Podcast | Springer Nature Limited | |
| 26 | 8 |  | BBC Inside Science | BBC Radio 4 | |
| 27 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 28 | 17 |  | Astrum Space | Astrum | |
| 28 | 12 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 29 | — | Q | Qualitative Research Methods for Everyone Podcast | Policy Press | |
| 30 | 120 | G | Green Noise | CapeNature | |
| 30 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 32 | 13 |  | Short Wave | NPR | |
| 32 | 5 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 33 | — | P | Philosophy | Cambridge University | |
| 34 | — | B | Beyond the Canopy | OpenForests | |
| 34 | 6 |  | Science Friday | Science Friday and WNYC Studios | |
| 35 | 41 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 35 | — |  | Regenerative Agriculture Podcast | John Kempf | |
| 36 | — |  | All In The Mind | ABC | |
| 37 | 3 |  | Life List: A Birding Podcast | George Armistead, Alvaro Jaramillo, and Mollee Brown | |
| 37 | 17 |  | A Question of Science | The Francis Crick Institute | |
| 38 | 47 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 39 | 9 |  | The Psychology Podcast | iHeartPodcasts | |
| 39 | 15 |  | Universe Today Podcast | Fraser Cain | |
| 41 | 118 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 42 | 18 |  | The world, the universe and us | New Scientist | |
| 43 | — | W | Wildest Kruger Stories | Karolina Norée | |
| 43 | 50 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 44 | — |  | Discovery | BBC World Service | |
| 45 | 11 |  | Medscape InDiscussion: Esophageal Cancer | Medscape | |
| 47 | 3 |  | New Books in Critical Theory | Marshall Poe | |
| 47 | 11 |  | Eons: Surviving Deep Time | PBS | |
| 50 | — |  | The SciManDan Podcast | SciManDan | |
| 50 | 12 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 51 | 114 |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 51 | 7 |  | Big Picture Science | Big Picture Science | |
| 51 | 10 |  | This Week in Virology | Vincent Racaniello | |
| 52 | 12 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 52 | 18 | M | Making Science with Tom Whipple | The Times | |
| 53 | 28 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 53 | — | B | Best Medicine | BBC Radio 4 | |
| 54 | — |  | UAP Files Podcast | UAP Files Podcast | |
| 54 | 16 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 55 | — |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 55 | 34 |  | Ancient Aliens | PodcastOne | |
| 55 | 5 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 57 | — | E | Equine Veterinary Education Podcast | Unknown | |
| 57 | — |  | Unexpected Elements | BBC World Service | |
| 59 | 36 |  | Science In Action | BBC World Service | |
| 59 | 5 |  | Mythfits | Pionaire Podcasting | |
| 60 | 25 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 61 | 9 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 61 | — |  | This Week in Cardiology | Medscape | |
| 62 | 83 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 62 | — | J | Jon Richardson and the Futurenauts | Keep It Light Media | |
| 62 | 1 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 63 | 36 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 63 | 19 |  | Robinson's Podcast | Robinson Erhardt | |
| 64 | 13 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 64 | 27 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 64 | 8 |  | MinuteEarth | Minute Earth | |
| 65 | 28 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 65 | 5 |  | The Science of Birds | Ivan Phillipsen | |
| 67 | 4 |  | Intelligent Design the Future | Discovery Institute | |
| 67 | 12 |  | Google DeepMind: The Podcast | Hannah Fry | |
