| 1 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 2 |  | The Rest Is Science | Goalhanger | |
| 4 | 1 |  | Unexplainable | Vox | |
| 7 | 6 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 9 | 3 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 10 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 11 | — |  | Science Vs | Spotify Studios | |
| 12 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 13 | 6 | B | Boring History for Sleep | Velvet | |
| 14 | 6 |  | More or Less | BBC Radio 4 | |
| 15 | 12 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 16 | 10 |  | Science Weekly | The Guardian | |
| 17 | 80 |  | You Are Not So Smart | You Are Not So Smart | |
| 19 | 25 |  | Short Wave | NPR | |
| 20 | 5 |  | Curious Cases | BBC Radio 4 | |
| 21 | 32 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 22 | 4 |  | Planet Visionaries – SEASON 5 | A podcast in partnership with The Rolex Perpetual Planet Initiative | |
| 24 | 1 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 25 | 4 |  | Discovery | BBC World Service | |
| 26 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 27 | 16 |  | Blurry Creatures | Blurry Creatures | |
| 28 | 85 |  | The Psychology Podcast | iHeartPodcasts | |
| 29 | 19 |  | The world, the universe and us | New Scientist | |
| 30 | — |  | Astrum Space | Astrum | |
| 31 | 11 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 32 | 119 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 33 | 142 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 34 | 130 | W | Waterlands | Wildfowl & Wetlands Trust | |
| 35 | 88 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 36 | — |  | A Life More Wild | Canopy & Stars | |
| 37 | — |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 38 | — |  | The Science of Everything Podcast | James Fodor | |
| 39 | 98 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 40 | — | A | ASPEN Podcasts | ASPEN Podcasts | |
| 41 | 65 |  | The Quanta Podcast | Quanta Magazine | |
| 44 | 28 |  | The Episodic Table of Elements | T. R. Appleton | |
| 45 | 23 |  | Speaking of Psychology | American Psychological Association | |
| 46 | 6 |  | CrowdScience | BBC World Service | |
| 47 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 48 | 10 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 49 | 112 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 51 | 74 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 52 | 15 |  | Babbage from The Economist | The Economist | |
| 53 | 49 |  | The Orthobullets Podcast | Orthobullets | |
| 54 | 1 |  | Science Friday | Science Friday and WNYC Studios | |
| 55 | 132 |  | Ask a Spaceman! | Paul M. Sutter | |
| 56 | 25 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 57 | 33 |  | All In The Mind | ABC | |
| 58 | 20 |  | Dr Karl Podcast | triplej | |
| 59 | 5 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 60 | 37 |  | Nature Podcast | Springer Nature Limited | |
| 62 | 25 |  | Diet Doctor Podcast | dietdoctorpodcast | |
| 63 | — |  | עושים היסטוריה עם רן לוי Osim Historia With Ran Levi | רשת עושים היסטוריה | |
| 65 | 31 |  | Deep Insights with Mining Review Africa | Mining Review Africa | |
| 66 | 25 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 67 | — |  | Manifold | Steve Hsu | |
| 68 | 35 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 71 | — |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 72 | 36 |  | The Futurists | Brett King, JP Nicols, Jason Henrichs | |
| 73 | — | E | Ethics & Psychology | johngavazzi@aol.com (John Gavazzi) | |
| 74 | 36 |  | NDSU Agronomy and Economy | Ryan Buetow | |
| 75 | 120 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 76 | 37 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 77 | 50 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 78 | 8 | E | Editors in Conversation | American Society for Microbiology | |
| 79 | 23 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 80 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 81 | 34 | W | Wildest Kruger Stories | Karolina Norée | |
| 82 | 36 |  | TheThinkingAtheist | The Thinking Atheist | |
| 83 | 26 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 84 | 23 |  | Today's discussion on unraveling BPC 157 Peptide | Infinity Peptides | |
| 85 | 40 |  | Curiosity Theory | Dr. Dakotah Tyler & Justin Shaifer | |
| 87 | 35 | G | Green Noise | CapeNature | |
| 88 | 25 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 89 | 16 |  | HyperThetical | FilmNation Entertainment | |
| 90 | 17 |  | Das Wissen | SWR | SWR | |
| 91 | 42 |  | Drilled | Pushkin Industries | |
| 92 | 64 |  | The Michael Shermer Show | Michael Shermer | |
| 93 | 12 |  | Skeptoid | Brian Dunning | |
| 94 | 85 |  | The Couples Therapist Couch | Shane Birkel | |
| 97 | 13 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 98 | 77 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 99 | — |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 99 | — |  | Patterns Tell Stories | UFOs & High Strangeness | KLAɄЅ & GΔRRΞTT | |
| 100 | 17 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 101 | 19 |  | La Science, CQFD | France Culture | |
| 101 | — |  | Safe to Drink | NHPR | |
| 102 | 40 |  | The Human Progress Podcast | HumanProgress.org | |
| 103 | 35 |  | The Cartesian Cafe | Timothy Nguyen | |
| 104 | 25 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 105 | 41 |  | What Remains | WRAL News | Raleigh, North Carolina | |
| 106 | 41 | N | New Books in Sociology | New Books Network | |
| 107 | 41 |  | NepTune | Pradeep Pariyar | |
| 108 | 37 | M | MedLink Neurology Podcast | MedLink Neurology | |
| 108 | — |  | Total Disclosure Podcast | Tyler Roberts | |
| 109 | 37 | S | Sternzeit | Deutschlandfunk | |
| 109 | — |  | Quirks and Quarks | CBC | |
| 110 | 36 |  | Emerging Infectious Diseases | CENTERS FOR DISEASE CONTROL AND PREVENTION | |
