| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 6 |  | Curious Cases | BBC Radio 4 | |
| 6 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 2 |  | Unexplainable | Vox | |
| 7 | 3 |  | More or Less | BBC Radio 4 | |
| 7 | 2 |  | Radiolab | WNYC Studios | |
| 9 | 1 |  | Discovery | BBC World Service | |
| 11 | 5 |  | Science Vs | Spotify Studios | |
| 12 | — |  | Blurry Creatures | Blurry Creatures | |
| 12 | 2 |  | UAP Files Podcast | UAP Files Podcast | |
| 13 | 8 |  | Astrum Space | Astrum | |
| 13 | 12 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 13 | 1 |  | Science Weekly | The Guardian | |
| 14 | 6 |  | שלושה שיודעים Three Who Know | כאן | Kan | |
| 14 | 152 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 14 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 14 | 3 |  | The Michael Shermer Show | Michael Shermer | |
| 15 | 26 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 15 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 16 | 21 |  | Origin Stories | The Leakey Foundation | |
| 16 | 7 |  | The Life Scientific | BBC Radio 4 | |
| 16 | 13 |  | Science Friday | Science Friday and WNYC Studios | |
| 18 | 1 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 19 | 4 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 19 | 28 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 22 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 23 | 8 | B | Boring History for Sleep | Velvet | |
| 24 | 1 |  | Bigfoot Crossroads | Matt Knapp | |
| 24 | 13 |  | Planet Em | Emily McDonald | |
| 25 | 1 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 25 | 19 |  | The Science of Birds | Ivan Phillipsen | |
| 26 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 26 | 11 |  | Nature Podcast | Springer Nature Limited | |
| 27 | 7 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | — |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 28 | 4 |  | The world, the universe and us | New Scientist | |
| 30 | 38 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 30 | 8 |  | A Question of Science | The Francis Crick Institute | |
| 31 | — |  | Paranormal Portal | Brent Thomas | |
| 32 | 18 |  | The Psychology Podcast | iHeartPodcasts | |
| 32 | 47 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 33 | 3 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 33 | 9 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 33 | 20 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 35 | 16 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 35 | 1 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 35 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 35 | 71 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 36 | 5 |  | Living Planet | DW | |
| 36 | 70 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 36 | 6 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 37 | 25 | E | Easy Physics | Easy Physics | |
| 37 | 10 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 37 | — |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 38 | 12 |  | New Books in Critical Theory | Marshall Poe | |
| 39 | 15 |  | The Science of Everything Podcast | James Fodor | |
| 39 | 85 | E | EcoFarm Aotearoa | Ewan Campbell with co-host Stephen Brunton | |
| 40 | 62 |  | Curiosity Theory | Dr. Dakotah Tyler & Justin Shaifer | |
| 40 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 41 | — | C | Coffee And Conservation | Mike Veale | |
| 43 | 4 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 44 | 23 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 44 | 88 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 44 | — | A | Ask the Naked Scientists | Dr Chris Smith | |
| 45 | 1 |  | Das Wissen | SWR | SWR | |
| 45 | 29 |  | Short Wave | NPR | |
| 45 | 49 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 46 | 18 |  | BrainStuff | iHeartPodcasts | |
| 47 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 47 | 3 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 48 | — |  | SASQUATCH THEORY | SASQUATCH THEORY | |
| 48 | 48 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 48 | 21 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 49 | 92 |  | The Future of Everything | Stanford Engineering | |
| 49 | 27 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 49 | 1 | N | New Scientist Weekly | New Scientist | |
| 50 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 50 | 69 |  | How We're Wired | The Bertarelli Foundation | |
| 50 | 1 | L | Let's Talk Micro | Luis Plaza | |
| 51 | — | W | Working with Nature: Coastal Climate Resilience | SAIIA | |
| 51 | 89 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 52 | 2 |  | Carry the Two | IMSI | |
| 53 | — | T | The Natural Resources Podcast | Highgrade by Ergo | |
| 53 | 24 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 54 | 19 |  | Babbage from The Economist | The Economist | |
| 55 | 29 |  | CrowdScience | BBC World Service | |
| 55 | 58 |  | Bigfoot Society | Jeremiah Byron | |
| 57 | 16 |  | Unexpected Elements | BBC World Service | |
| 58 | 63 | B | Blood Podcast | American Society of Hematology | |
| 60 | 15 | M | Mammalwatching | Jon Hall & Charles Foley | |
| 62 | — | T | The Intern At Work: Internal Medicine | Medicine Pods: The Intern at Work | |
| 62 | 30 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 64 | 33 |  | Overheard at National Geographic | National Geographic | |
| 64 | — |  | NOVA Presents | GBH | |
| 64 | 34 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 66 | 1 |  | All In The Mind | ABC | |
