| 1 | 1 | B | Boring History for Sleep | Velvet | |
| 1 | — |  | The Rest Is Science | Goalhanger | |
| 3 | — |  | Science Will Win | Pfizer | |
| 3 | — |  | Unexplainable | Vox | |
| 3 | 35 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 5 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 6 | — |  | Origin Stories | The Leakey Foundation | |
| 7 | — |  | Koldfronten - kampen om Grønland og Arktis | Videnskab.dk | |
| 8 | 1 | N | New Scientist Weekly | New Scientist | |
| 9 | 1 | A | Applied Science | Yogi Reben | |
| 10 | 1 | C | Casual Space | Beth Mund | |
| 11 | 1 | A | Aqua Marianas | Sinking Feelings Productions | |
| 12 | 9 |  | Radiolab | WNYC Studios | |
| 12 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 14 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 8 |  | Dharma Lab | Dharma Lab | |
| 15 | 3 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 16 | 11 |  | Nature Podcast | Springer Nature Limited | |
| 17 | 1 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 18 | 4 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 20 | 14 |  | Big Picture Science | Big Picture Science | |
| 21 | 1 | I | Inquiring Minds | Indre Viskontas | |
| 22 | 14 | B | Big Picture Science | Big Picture Science | |
| 23 | 14 | R | Roaring Earth | Roaring Earth | |
| 24 | 1 |  | COMPLEXITY | Santa Fe Institute | |
| 25 | 1 | A | A Neuroscientist Explains | The Guardian | |
| 26 | 16 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 27 | 1 |  | Spacepod | Carrie Nugent | |
| 28 | 24 |  | Science Weekly | The Guardian | |
| 29 | 18 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 30 | 17 |  | Scotland Outdoors | BBC Radio Scotland | |
| 30 | 7 |  | More or Less | BBC Radio 4 | |
| 31 | 13 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 31 | 17 | W | What it Means To Be Human | What It Means to Be Human | |
| 32 | 17 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 33 | 17 |  | Science Vs | Spotify Studios | |
| 34 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 35 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 36 | 17 |  | Ologies with Alie Ward | Alie Ward | |
| 37 | 16 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 37 | 13 |  | Curious Cases | BBC Radio 4 | |
| 37 | 8 |  | Podcast UFO | Martin Willis | |
| 38 | 20 |  | Unexpected Elements | BBC World Service | |
| 38 | 16 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 38 | 22 |  | Paradigmepodden | Terje Toftenes | |
| 39 | 28 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 40 | 23 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 41 | 13 |  | Science Friday | Science Friday and WNYC Studios | |
| 42 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 42 | 56 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 43 | 5 |  | Science Friction | ABC | |
| 43 | 10 |  | Mysterious Universe | 8th Kind | |
| 44 | 37 |  | Skeptoid | Brian Dunning | |
| 45 | 4 | E | Endocrine Feedback Loop | Endocrine Society | |
| 46 | 36 |  | Bigfoot Society | Jeremiah Byron | |
| 47 | 130 |  | SciShow Tangents | Complexly | |
| 48 | 3 |  | Science with Sabine | Sabine Hossenfelder | |
| 49 | 2 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 50 | 24 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 50 | — |  | CrowdScience | BBC World Service | |
| 50 | 57 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 51 | 7 |  | My Bigfoot Sighting | Vic Cundiff | |
| 51 | 33 |  | Speaking of Psychology | American Psychological Association | |
| 52 | — |  | This Week in Parasitism | Vincent Racaniello | |
| 53 | 39 |  | The Life Scientific | BBC Radio 4 | |
| 53 | 11 | ب | بودكاست آن | Arabcast | |
| 53 | 52 |  | Total Disclosure Podcast | Tyler Roberts | |
| 54 | 17 |  | Quantitude | Greg Hancock & Patrick Curran | |
| 54 | 106 |  | Quirks and Quarks | CBC | |
| 55 | 11 |  | Flash Forward | Rose Eveleth | |
| 55 | 138 |  | The Micah Hanks Program | Micah Hanks | |
| 56 | 11 |  | The Climate Question | BBC World Service | |
| 57 | 39 |  | Skeptics with a K | Skeptic Media Limited | |
| 57 | 11 |  | BBC Inside Science | BBC Radio 4 | |
| 58 | — |  | DNA Today: A Genetics Podcast | Kira Dineen, Gene Pool Media | |
| 58 | 6 | T | The European Skeptics Podcast - The ESP | TheESP.eu | |
| 59 | 34 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 59 | — |  | TOP TO TOE | THE STANDARD | |
| 59 | — | T | The World Stage | NUPI | |
| 60 | 11 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 60 | 9 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 60 | 46 |  | The Quanta Podcast | Quanta Magazine | |
| 61 | 37 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 62 | — |  | Science Magazine Podcast | Science Magazine | |
| 63 | — | A | Aurora Podcast | Aurora Podcast | |
| 64 | 18 |  | Universe Today Podcast | Fraser Cain | |
| 64 | 64 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 65 | 35 |  | Instant Genius | Our Media | |
| 65 | 34 |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 65 | 24 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 66 | — |  | Ondertussen in de kosmos | de Volkskrant | |
| 68 | 11 |  | Battle For African Agriculture Podcast | Million Belay | |
| 70 | 15 | T | The Paramedic Coach Podcast | The Paramedic Coach | |
| 70 | 39 | ![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 | |
| 70 | — | G | Genetics Fun Facts | Leslie | |
| 71 | 7 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 72 | 87 |  | Climate One | Climate One from The Commonwealth Club | |
| 72 | 40 |  | That UFO Podcast | That UFO Podcast | |
| 73 | 40 |  | Creature Feature | iHeartPodcasts | |
