| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 3 |  | Science Weekly | The Guardian | |
| 4 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 3 |  | Radiolab | WNYC Studios | |
| 6 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | 2 |  | Science Vs | Spotify Studios | |
| 7 | 2 |  | Unexplainable | Vox | |
| 9 | — |  | More or Less | BBC Radio 4 | |
| 9 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | 3 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 10 | 10 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 10 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 11 | 2 |  | Short Wave | NPR | |
| 11 | 6 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | — |  | Curious Cases | BBC Radio 4 | |
| 13 | 6 | B | Boring History for Sleep | Velvet | |
| 14 | 4 |  | Planet Em | Emily McDonald | |
| 15 | 7 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 15 | 6 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 16 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 17 | 44 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 18 | 8 |  | Discovery | BBC World Service | |
| 19 | 55 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 20 | 11 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 20 | — |  | CrowdScience | BBC World Service | |
| 21 | 4 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 22 | 6 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 23 | 6 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 24 | 9 |  | All In The Mind | ABC | |
| 25 | 17 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 25 | 33 |  | Robinson's Podcast | Robinson Erhardt | |
| 26 | 6 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 26 | 14 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 26 | — |  | The Science of Birds | Ivan Phillipsen | |
| 26 | 5 |  | American Innovations | Audible | |
| 28 | 1 |  | Unexpected Elements | BBC World Service | |
| 28 | 21 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 30 | 4 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 31 | 3 |  | Speaking of Psychology | American Psychological Association | |
| 32 | — |  | La Science, CQFD | France Culture | |
| 32 | 10 |  | Science Friday | Science Friday and WNYC Studios | |
| 33 | 36 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 33 | 53 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 35 | 7 |  | Overheard at National Geographic | National Geographic | |
| 35 | — |  | AMPP Interview Series | Association for Materials Protection and Performance | |
| 35 | 40 |  | How We're Wired | The Bertarelli Foundation | |
| 36 | 39 |  | Let's Learn Everything! | Maximum Fun | |
| 36 | 5 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 37 | 11 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 38 | 8 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 39 | 8 | A | AfroPop Music 4 D Soul | BlackBoiAmazing | |
| 40 | — |  | Naturebang | BBC Radio 4 | |
| 40 | 18 |  | Mythfits | Pionaire Podcasting | |
| 41 | 7 | H | Hayek for the 21st Century: Essays in Political Economy Audiobook | Friedrich A. Hayek | |
| 42 | 118 | T | The Brain and Brand Show | Podcast Party | |
| 42 | 58 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 42 | — |  | Mongabay Newscast | Mongabay.com | |
| 42 | 14 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 43 | 8 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 43 | — | I | In Search of Soil | Diego Footer | |
| 44 | — | B | Beyond Sustainability by NewFields | Beyond Sustainability | |
| 46 | 7 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 46 | — | T | The Science of Creativity | Keith Sawyer | |
| 46 | 8 |  | TheThinkingAtheist | The Thinking Atheist | |
| 47 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 47 | 11 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 48 | 16 |  | Blurry Creatures | Blurry Creatures | |
| 50 | 20 |  | Babbage from The Economist | The Economist | |
| 50 | 1 |  | Need To Know | Bryce Zabel | |
| 51 | 13 |  | The Life Scientific | BBC Radio 4 | |
| 52 | 25 |  | The Michael Shermer Show | Michael Shermer | |
| 53 | — | G | Green Noise | CapeNature | |
| 54 | 7 |  | Curiosity Theory | Dr. Dakotah Tyler & Justin Shaifer | |
| 55 | — | F | Fire Science Show | Wojciech Wegrzynski | |
| 55 | 13 |  | The Future of Everything | Stanford Engineering | |
| 55 | 47 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 56 | — | R | Relate your Research - a social work podcast | Relate your Research - A research conversation podcast | |
| 56 | 29 | W | Wildest Kruger Stories | Karolina Norée | |
| 56 | 13 |  | Cryptids Of The Corn | Cryptids of the Corn Podcast | |
| 57 | 13 |  | Night Science | Itai Yanai & Martin Lercher | |
| 58 | 21 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 58 | — | M | Mathematics Simplified | Anjali Sharma | |
| 58 | 13 | T | The Systemic Way | Sezer and Julie | |
| 59 | 13 | P | PsychCrunch | The British Psychological Society Research Digest | |
| 59 | — | T | The Art of Mathematics | Carol Jacoby | |
| 60 | — | S | Social Work Sorted with Vicki Shevlin | Vicki Shevlin | |
| 60 | — | H | Higher Education with Dr. B Fran | Dr. Brittney Francis | |
| 61 | 8 | 不 | 不成气候No Such Climate | 不成气候NoSuchClimate | |
| 62 | 8 | A | All Things Unexplained | Dr. Tim Mounce | |
| 62 | 40 |  | The Orthobullets Podcast | Orthobullets | |
| 63 | 16 | R | Resilient Futures Podcast | Future Cities | |
| 64 | 11 |  | Living Planet | DW | |
| 64 | 25 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 66 | — | P | PeerView Family Medicine & General Practice CME/CNE/CPE Audio Podcast | PVI, PeerView Institute for Medical Education | |
| 66 | 4 |  | This Week in Cardiology | Medscape | |
| 67 | 101 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 68 | 18 | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 68 | — | S | Social Work Sessions | The Social Work Sessions | |
