| 1 | — |  | Speed & Scale | TED | |
| 1 | 10 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 2 | 1 |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Science Vs | Spotify Studios | |
| 3 | 2 |  | Curious Cases | BBC Radio 4 | |
| 5 | 2 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 6 | 2 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 7 | 2 |  | Patient Zero | NHPR | |
| 7 | 2 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 9 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 10 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 10 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 10 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 11 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 11 | 1 |  | SciShow Tangents | Complexly | |
| 12 | 5 |  | More or Less | BBC Radio 4 | |
| 13 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 14 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 14 | 13 |  | This Week in Virology | Vincent Racaniello | |
| 15 | 1 | B | Boring History for Sleep | Velvet | |
| 16 | 3 |  | Unexplainable | Vox | |
| 17 | 143 |  | Mysterious Universe | 8th Kind | |
| 18 | 1 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 19 | 18 |  | All In The Mind | ABC | |
| 19 | — |  | Science Weekly | The Guardian | |
| 19 | 13 |  | BBC Inside Science | BBC Radio 4 | |
| 20 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 16 |  | Science Friday | Science Friday and WNYC Studios | |
| 22 | 12 |  | UFO Chronicles Podcast | Nik Hunter | |
| 23 | — |  | Scotland Outdoors | BBC Radio Scotland | |
| 23 | 74 |  | Big Picture Science | Big Picture Science | |
| 24 | 118 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 25 | 3 |  | Particles of Thought | GBH | |
| 26 | 5 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 27 | 5 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 27 | 2 |  | Paradigmepodden | Terje Toftenes | |
| 28 | 84 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 29 | 5 |  | Podcast UFO | Martin Willis | |
| 30 | 11 | 2 | 24/7 | Beggi Ólafs | |
| 30 | 4 |  | Unexpected Elements | BBC World Service | |
| 31 | — |  | Nature Podcast | Springer Nature Limited | |
| 31 | 147 |  | Quirks and Quarks | CBC | |
| 32 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 32 | 158 |  | The Micah Hanks Program | Micah Hanks | |
| 33 | 27 |  | Bigfoot Society | Jeremiah Byron | |
| 33 | 2 | L | Living Mirrors with Dr. James Cooke | Dr. James Cooke | |
| 34 | 27 |  | Speaking of Psychology | American Psychological Association | |
| 35 | 9 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 35 | 21 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 36 | 2 |  | Science Magazine Podcast | Science Magazine | |
| 39 | 1 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 40 | 17 |  | Skeptics with a K | Skeptic Media Limited | |
| 40 | — |  | The Science Show | ABC | |
| 40 | 2 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 41 | 15 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 41 | 6 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 43 | 27 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 44 | 29 |  | The Optispan Podcast with Matt Kaeberlein | Optispan | |
| 45 | 1 | A | Aurora Podcast | Aurora Podcast | |
| 45 | 99 | T | The We Society | AcSS | |
| 46 | 17 | T | The European Skeptics Podcast - The ESP | TheESP.eu | |
| 47 | 8 | T | The Alcohol 'Problem' Podcast | James Morris | |
| 47 | — |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 47 | — | P | Psychoanalysis and Addiction | Graeme Daniels | |
| 47 | 9 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 48 | 19 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 48 | 9 |  | Nerdland Podcast | Lieven Scheire | |
| 49 | 1 |  | Self-Improvement Atlas: The Personal Science Insights Podcast | Life Management Science Labs | |
| 50 | 31 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 50 | 16 |  | Short Wave | NPR | |
| 51 | 113 | N | Nauka To Lubię | Tomasz Rożek | |
| 51 | 12 |  | The world, the universe and us | New Scientist | |
| 52 | 20 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 52 | 6 |  | Science In Action | BBC World Service | |
| 53 | 18 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 55 | 19 | B | Brainstorm | Videnskab.dk | |
| 55 | — | E | Erde und Umwelt | Holger Klein | |
| 56 | 19 |  | Radiowissen | Bayerischer Rundfunk | |
| 57 | 7 |  | Mythfits | Pionaire Podcasting | |
| 57 | 19 |  | Paranormal Portal | Brent Thomas | |
| 59 | 20 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 60 | 19 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 61 | 19 |  | The Plodcast | Our Media | |
| 62 | 19 |  | Instant Genius | Our Media | |
| 63 | 18 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 64 | 17 |  | Creature Feature | iHeartPodcasts | |
| 65 | 17 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 67 | 16 | S | Science Vs Introverts | Ravevx | |
| 68 | 14 |  | Discovery | BBC World Service | |
| 69 | 11 | S | Supernatural Girlz | KGRA Digital Broadcasting | |
| 74 | 1 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 75 | 12 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 76 | 12 |  | Drilled | Pushkin Industries | |
| 76 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 77 | 1 |  | On Humans | Ilari Mäkelä | |
| 79 | 14 |  | ABA Inside Track | ABA Inside Track | |
| 80 | 13 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 81 | 13 |  | Physics World Weekly Podcast | Physics World | |
| 83 | 14 | P | Psychologia Na Co Dzień | Monika Kotlarek | |
| 84 | 1 |  | Let's Learn Everything! | Maximum Fun | |
