| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Science Vs | Spotify Studios | |
| 3 | — |  | Alive Again | iHeartPodcasts | |
| 4 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | — | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 6 | — |  | Paranormal Portal | Brent Thomas | |
| 7 | — |  | Radiolab | WNYC Studios | |
| 8 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 9 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 10 | — | T | Ten Percent Happier with Dan Harris | 5 minute podcast summaries | Harry Party | |
| 11 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 12 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 13 | 10 |  | Kapphlaupið til tunglsins | Sævar Helgi Bragason | |
| 14 | 3 |  | Curiosity Weekly | Discovery | |
| 15 | 1 |  | Unexplainable | Vox | |
| 16 | 2 |  | Curious Cases | BBC Radio 4 | |
| 17 | 5 |  | Science Weekly | The Guardian | |
| 18 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 19 | 1 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 20 | 1 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 21 | 1 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 22 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 23 | 8 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 24 | 24 |  | A Life More Wild | Canopy & Stars | |
| 25 | 24 | 2 | 24/7 | Beggi Ólafs | |
| 26 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | — |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 28 | 4 |  | Slow Radio | BBC Radio 3 | |
| 29 | 4 | T | The Science of Personality Podcast | Hogan Assessments | |
| 30 | 57 |  | Speaking of Psychology | American Psychological Association | |
| 31 | 3 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 32 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 33 | 4 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 34 | 111 |  | ScienceStuff | iHeartPodcasts | |
| 35 | 38 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 36 | 45 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 37 | 53 |  | Invisibilia | NPR | |
| 38 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 39 | 13 |  | BBC Inside Science | BBC Radio 4 | |
| 40 | 10 |  | Podcast UFO | Martin Willis | |
| 41 | 54 |  | That UFO Podcast | That UFO Podcast | |
| 42 | 10 |  | Somewhere in the Skies | SpectreVision Radio | |
| 43 | 3 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 44 | 3 |  | Drilled | Pushkin Industries | |
| 45 | 3 |  | Thoughtforms Life | Michael Levin | |
| 46 | 15 |  | Short Wave | NPR | |
| 47 | — | M | Medical Biochemistry | Ling Hwang | |
| 48 | 56 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 49 | — |  | Lost Women of Science | Lost Women of Science | |
| 50 | 21 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 51 | 25 |  | Discovery | BBC World Service | |
| 52 | 3 |  | Physics World Weekly Podcast | Physics World | |
| 53 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 54 | 4 |  | Nature Podcast | Springer Nature Limited | |
| 55 | 58 |  | The Quanta Podcast | Quanta Magazine | |
| 56 | 111 | S | Shots of Science Vs | Spotify Studios | |
| 57 | 24 |  | The Couples Therapist Couch | Shane Birkel | |
| 58 | 23 |  | More or Less | BBC Radio 4 | |
| 59 | 21 |  | Blurry Creatures | Blurry Creatures | |
| 60 | 2 | F | Forschung aktuell | Deutschlandfunk | |
| 61 | 10 |  | This Week in Virology | Vincent Racaniello | |
| 62 | 23 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 63 | 9 |  | UFO Chronicles Podcast | Nik Hunter | |
| 64 | 21 | N | Nauka To Lubię | Tomasz Rożek | |
| 65 | 28 |  | Psychedelics Today | Psychedelics Today | |
| 66 | 127 |  | Skeptoid | Brian Dunning | |
| 67 | 23 |  | Das Wissen | SWR | SWR | |
| 68 | 21 | P | Purr Podcast | Jolle Kirpensteijn & Susan Little | |
| 69 | 24 |  | The Micah Hanks Program | Micah Hanks | |
| 70 | 24 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 71 | 13 |  | The Plodcast | Our Media | |
| 72 | 35 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 73 | 104 |  | The Tox Lab | The Tox Lab | |
| 74 | — | P | PRIO's Peace in a Pod | Peace Research Institute Oslo | |
| 75 | 21 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 76 | 72 | Ö | Ö1 Wissen aktuell | ORF Ö1 | |
| 77 | 24 |  | Robinson's Podcast | Robinson Erhardt | |
| 78 | 22 |  | Paradigmepodden | Terje Toftenes | |
| 79 | 22 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 80 | 20 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 81 | 20 |  | CrowdScience | BBC World Service | |
| 82 | 19 | I | Into The Wilderness with Byron Pace | The Pace Brothers | |
| 83 | 19 |  | SciShow Tangents | Complexly | |
| 84 | 19 |  | Need To Know | Bryce Zabel | |
| 85 | 65 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 86 | 20 | S | Stormdar Weather Podcast | Stormdar Weather | |
| 87 | 20 | K | Kenya Wild Parks | Kenya Wild Parks | |
| 88 | 20 |  | Historien om alt | Podimo | |
| 89 | 20 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 90 | 20 |  | Total Disclosure Podcast | Tyler Roberts | |
| 91 | 20 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 92 | 3 |  | You Are Not So Smart | You Are Not So Smart | |
| 93 | 19 |  | This Week in Virology | Vincent Racaniello | |
| 94 | 19 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 95 | 19 |  | Instant Genius | Our Media | |
| 96 | 19 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 97 | 19 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 98 | 19 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 99 | 19 |  | Mythfits | Pionaire Podcasting | |
| 100 | 1 | A | Agents Of Tech | WebsEdge | |
