| 1 | 146 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 2 | 1 |  | Instant Genius | Our Media | |
| 3 | 9 |  | The Science of Birds | Ivan Phillipsen | |
| 4 | 93 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 5 | 3 |  | Why Do We Do That? | BBC Radio 4 | |
| 6 | 3 |  | The Hydrogen Podcast | Paul Rodden | |
| 7 | 3 |  | ScienceStuff | iHeartPodcasts | |
| 8 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | 3 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 10 | 2 |  | Naturebang | BBC Radio 4 | |
| 11 | 2 | T | This Natural Life | BBC Radio 4 | |
| 12 | 5 |  | Radiolab | WNYC Studios | |
| 13 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 14 | 3 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 15 | 4 |  | Science Weekly | The Guardian | |
| 16 | 18 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 17 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 18 | 5 | T | The Falsifiable Podcast | Eric Denton | |
| 19 | 5 |  | Lost Women of Science | Lost Women of Science | |
| 20 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 6 |  | Science Vs | Spotify Studios | |
| 22 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 23 | 7 |  | Curious Cases | BBC Radio 4 | |
| 24 | 100 | A | Annex Sociology Podcast | Unknown | |
| 25 | 4 | V | Videnskab fra vilde hjerner | Niels Bohr Institutet · Københavns Universitet | |
| 26 | 2 |  | More or Less | BBC Radio 4 | |
| 27 | 5 |  | The Plodcast | Our Media | |
| 28 | 3 |  | Overheard at National Geographic | National Geographic | |
| 29 | 3 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 30 | 25 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 31 | 5 |  | SciShow Tangents | Complexly | |
| 32 | 1 |  | Unexplainable | Vox | |
| 33 | 18 |  | This Week in Virology | Vincent Racaniello | |
| 34 | 89 |  | Safety Third | Safety Third | |
| 35 | 6 |  | The Quanta Podcast | Quanta Magazine | |
| 36 | 31 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 37 | 4 |  | PlanetGeo: The Geology Podcast | Chris and Jesse | |
| 38 | 9 |  | Science In Action | BBC World Service | |
| 39 | 15 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 40 | 73 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 41 | 89 |  | Bigfoot Society | Jeremiah Byron | |
| 42 | 108 |  | Astrum Space | Astrum | |
| 43 | 119 |  | Dr Karl Podcast | triplej | |
| 44 | 131 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 45 | 121 |  | Quirks and Quarks | CBC | |
| 46 | 19 |  | BBC Inside Science | BBC Radio 4 | |
| 47 | 3 |  | Mysterious Universe | 8th Kind | |
| 48 | 41 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 49 | 56 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 50 | 108 |  | Skeptics with a K | Skeptic Media Limited | |
| 51 | 133 |  | The Life Scientific | BBC Radio 4 | |
| 52 | — |  | The world, the universe and us | New Scientist | |
| 53 | 23 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 54 | 32 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 55 | 13 |  | Unexpected Elements | BBC World Service | |
| 56 | 33 |  | Speaking of Psychology | American Psychological Association | |
| 57 | 22 |  | All In The Mind | ABC | |
| 58 | 48 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 59 | 19 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 60 | 39 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 61 | 48 |  | The Michael Shermer Show | Michael Shermer | |
| 62 | 25 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 63 | 28 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 64 | 2 | 超 | 超リアルな行動心理学 | FERMONDO | |
| 65 | 27 |  | The Psychology Podcast | iHeartPodcasts | |
| 66 | 18 | N | NMBU Veterinærpodden | Marte Holmøy Bratteberg | |
| 67 | 20 |  | Science Friday | Science Friday and WNYC Studios | |
| 68 | 29 |  | Manifold | Steve Hsu | |
| 69 | 26 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 70 | 25 |  | Big Picture Science | Big Picture Science | |
| 71 | 25 |  | Hunting Dog Confidential | Project Upland Media Group | |
| 72 | 23 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 73 | 12 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 74 | 20 |  | Frankly Speaking About Family Medicine | Pri-Med | |
| 75 | 25 |  | Science with Sabine | Sabine Hossenfelder | |
| 76 | 16 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 77 | 6 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 78 | 26 | R | Rätsel der Wissenschaft | DER STANDARD | |
| 79 | 26 | 2 | 24/7 | Beggi Ólafs | |
| 80 | 24 |  | Somewhere in the Skies | SpectreVision Radio | |
| 81 | 23 |  | The Micah Hanks Program | Micah Hanks | |
| 82 | 23 |  | Vetenskapsradion | Sveriges Radio | |
| 83 | 23 |  | This Week in Neuroscience | Vincent Racaniello | |
| 84 | 3 | A | American Journal of Infection Control: Science Into Practice | Association for Professionals in Infection Control and Epidemiology (APIC) | |
| 85 | 3 |  | The Prairie Farm Podcast | Nicolas Lirio & Kent Boucher | |
| 86 | 3 | T | The Turing Podcast | The Alan Turing Institute | |
| 87 | 3 | W | Wild Tales | Nature Podcast | National Trust | |
| 88 | 3 | O | Our Changing World | RNZ | |
| 89 | 3 | I | ICTalk: Infection Control Today Podcast | ICTalk: Infection Control Today Podcast | |
| 90 | 3 | M | Matters Microbial | Mark O. Martin | |
| 91 | 3 |  | VETpodden | Veterinærinstituttet | |
| 92 | 29 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 93 | 29 | W | World Resources Institute Podcasts Plus | WRI's Big Ideas Into Action podcast | |
| 94 | 29 |  | Nature Podcast | Springer Nature Limited | |
| 95 | 29 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 96 | 23 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 97 | 29 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 98 | 29 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 99 | 29 |  | Hjertesager Podcast | Hjertesager Podcast | |
| 100 | 25 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
