| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | — |  | Unexplainable | Vox | |
| 8 | 13 |  | Babbage from The Economist | The Economist | |
| 9 | 3 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 10 | 1 |  | More or Less | BBC Radio 4 | |
| 11 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 12 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 13 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 14 | 34 |  | Discovery | BBC World Service | |
| 15 | 25 |  | AI Talks with Bone & Joint | AI Talks with Bone & Joint | |
| 16 | 30 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 17 | — |  | Dharma Lab | Dharma Lab | |
| 18 | 15 |  | Astrum Space | Astrum | |
| 19 | 34 |  | BBC Inside Science | BBC Radio 4 | |
| 20 | 34 |  | TED Talks Science and Medicine | TED | |
| 21 | 2 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 22 | 5 |  | Science Weekly | The Guardian | |
| 23 | 36 | S | Safari Stories | Trunks and Tracks | |
| 24 | 10 |  | Speaking of Psychology | American Psychological Association | |
| 25 | 53 |  | CrowdScience | BBC World Service | |
| 26 | 11 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | 61 |  | The Biochar Podcast | ANZBIG | |
| 28 | 136 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 29 | 16 |  | Regenerative Agriculture Podcast | John Kempf | |
| 30 | 14 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 31 | 127 |  | Science In Action | BBC World Service | |
| 32 | 114 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 33 | 121 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 34 | 16 |  | Curious Cases | BBC Radio 4 | |
| 35 | — | U | Undammed: The Klamath River Story | American Rivers | |
| 36 | — |  | My Bigfoot Sighting | Vic Cundiff | |
| 37 | — | L | LSHTM Viral | LSHTM | |
| 38 | — | T | The TEC Talk Podcast: Presented by Natural Encounters, Inc. | Natural Encounters, Inc. | |
| 39 | 20 |  | Short Wave | NPR | |
| 40 | 16 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 41 | 19 |  | The Science of Birds | Ivan Phillipsen | |
| 42 | 16 | B | Boring History for Sleep | Velvet | |
| 43 | 23 |  | Mongabay Newscast | Mongabay.com | |
| 44 | 17 |  | Mind & Life | Mind & Life Institute | |
| 45 | 17 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 46 | 17 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 47 | 128 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 48 | 23 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 49 | 17 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 50 | 91 | S | Students of Surgery | Martin Brand | |
| 51 | 20 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 52 | 48 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 53 | 23 |  | All In The Mind | ABC | |
| 54 | 20 | S | Stanford Psychology Podcast | Stanford Psychology | |
| 55 | 13 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 56 | — | T | The Naked Scientists Podcast | The Naked Scientists | |
| 57 | — |  | Science Vs | Spotify Studios | |
| 58 | 8 |  | Origin Stories | The Leakey Foundation | |
| 59 | — | T | Think Deep! | Deep-Ocean Stewardship Initiative (DOSI) | |
| 60 | 15 |  | SuperHumanizer Podcast | Dr. Hani Chaabo & Katie Bogen M.A. | |
| 61 | — | R | Rain and Thunder Storms Podcast | Natural Podcasts | |
| 62 | 26 | T | The Decision Corner | The Decision Lab | |
| 63 | 26 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 64 | 26 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 65 | 26 | E | Environmental Insights: Conversations on policy and practice from the Harvard Environmental Economics Program | Harvard Environmental Economics Program | |
| 66 | 24 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 67 | 2 |  | The Orthobullets Podcast | Orthobullets | |
| 68 | 27 |  | The Alpha Male Coach Podcast | Kevin Aillaud | |
| 69 | 26 |  | Night Science | Itai Yanai & Martin Lercher | |
| 70 | — |  | Slow Radio | BBC Radio 3 | |
| 71 | 27 | A | Action Design Radio | Action Design Network | |
| 72 | — |  | National Geographic Magazines | Audiobooks On Line | |
| 73 | 22 |  | Blurry Creatures | Blurry Creatures | |
| 74 | 27 | P | Psychology - Video | Paul Bloom | |
| 75 | 26 |  | Alive Again | iHeartPodcasts | |
| 76 | 37 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 77 | 42 |  | Overheard at National Geographic | National Geographic | |
| 78 | 26 |  | Invisibilia | NPR | |
| 79 | 19 |  | Robinson's Podcast | Robinson Erhardt | |
| 80 | 28 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 81 | 17 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 82 | 27 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 83 | 6 |  | Nature Podcast | Springer Nature Limited | |
| 84 | 26 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 85 | 4 |  | The Michael Shermer Show | Michael Shermer | |
| 86 | 24 |  | The world, the universe and us | New Scientist | |
| 87 | 3 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 88 | 27 |  | Universe Today Podcast | Fraser Cain | |
| 89 | 13 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 90 | 28 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 91 | 56 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 92 | 26 | E | Editors in Conversation | American Society for Microbiology | |
| 93 | 28 | T | The Rest is Climate Podcast | Nick Simpson | |
| 94 | 27 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 95 | 32 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 96 | 26 | P | Project Oncology® | ReachMD | |
| 97 | 26 | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
| 98 | 26 |  | Agriscience Explained | Corteva Agriscience | |
| 99 | 26 | L | Life Span psychology | Ragesh Babu | |
| 100 | 26 | H | How We Treat: Colon and Rectal Cancer | Dana-Farber/Brigham and Women’s Cancer Center | |
