| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 3 | 196 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 4 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 2 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 7 | 2 |  | Science Vs | Spotify Studios | |
| 8 | 1 |  | Drilled | Pushkin Industries | |
| 9 | 3 |  | Climate Curious | TEDxLondon | |
| 10 | 2 |  | How We're Wired | The Bertarelli Foundation | |
| 11 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 2 |  | THE CLUB OF ROME PODCAST | The Club of Rome | |
| 13 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 14 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 15 | 4 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 3 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 17 | 3 | A | Ashdown Forest podcast | Eka Morgan | |
| 18 | 12 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 19 | 2 |  | Unexplainable | Vox | |
| 20 | 33 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 21 | 6 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 22 | 6 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 23 | 83 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 24 | 3 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 25 | 53 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 26 | 112 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 27 | 170 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 28 | 21 |  | Podcast UFO | Martin Willis | |
| 29 | 16 |  | Instant Genius | Our Media | |
| 30 | 12 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 31 | 161 |  | The Green Room: A Podcast from Obstetrics & Gynecology | Obstetrics & Gynecology (Green Journal) | |
| 32 | — | A | American Journal of Psychiatry Audio | American Journal of Psychiatry | |
| 33 | 9 |  | Science In Action | BBC World Service | |
| 34 | 9 |  | Alive Again | iHeartPodcasts | |
| 35 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 36 | 29 |  | Curious Cases | BBC Radio 4 | |
| 37 | 17 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 38 | 60 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 39 | 77 |  | Science Talk | Scientific American | |
| 40 | — | C | Chattering with iCatCare | International Cat Care | |
| 41 | — | R | RCOG | Royal College of Obstetricians and Gynaecologists | |
| 42 | 20 |  | Speaking of Psychology | American Psychological Association | |
| 43 | 20 | ![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 | |
| 44 | 18 |  | Unexpected Elements | BBC World Service | |
| 45 | 6 |  | Mysterious Universe | 8th Kind | |
| 46 | 153 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 47 | 20 |  | La Science, CQFD | France Culture | |
| 48 | 19 |  | CrowdScience | BBC World Service | |
| 49 | 16 |  | Science Magazine Podcast | Science Magazine | |
| 50 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 51 | 22 |  | Science Weekly | The Guardian | |
| 52 | 35 |  | More or Less | BBC Radio 4 | |
| 53 | — | A | Anaphylaxis UK: Let's Talk About Allergies | Anaphylaxis UK | |
| 54 | 23 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 55 | 23 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 56 | — |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 57 | — |  | The Michael Shermer Show | Michael Shermer | |
| 58 | 24 |  | Jung Chicago Radio | C. G. Jung Institute of Chicago | |
| 59 | 99 |  | Skeptics with a K | Skeptic Media Limited | |
| 60 | 118 |  | Blurry Creatures | Blurry Creatures | |
| 61 | — |  | Astrum Space | Astrum | |
| 62 | 19 |  | Paranormal Portal | Brent Thomas | |
| 63 | 1 |  | Radiowissen | Bayerischer Rundfunk | |
| 64 | 23 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 65 | 30 |  | Short Wave | NPR | |
| 66 | 30 |  | The world, the universe and us | New Scientist | |
| 67 | — |  | My Bigfoot Sighting | Vic Cundiff | |
| 68 | 30 |  | BBC Inside Science | BBC Radio 4 | |
| 69 | 12 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 70 | 31 |  | Nature Podcast | Springer Nature Limited | |
| 71 | 31 | T | The Alcohol 'Problem' Podcast | James Morris | |
| 72 | 69 |  | This Week in Virology | Vincent Racaniello | |
| 73 | 31 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 74 | 30 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 75 | 10 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 76 | 30 | A | ALE KOSMOS! | Weronika Kasprzyk | |
| 77 | 30 |  | UFO Chronicles Podcast | Nik Hunter | |
| 78 | 24 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 79 | 31 | N | Nauka To Lubię | Tomasz Rożek | |
| 80 | 30 |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 81 | 29 |  | This Week in Virology | Vincent Racaniello | |
| 82 | 20 | T | Ten Percent Happier with Dan Harris | 5 minute podcast summaries | Harry Party | |
| 83 | 28 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 84 | 28 | F | Fossils and Fiction | Travis Holland and Alyssa Fjeld. | |
| 85 | 27 |  | Skeptoid | Brian Dunning | |
| 86 | 27 |  | Discovery | BBC World Service | |
| 87 | 27 |  | Songbirding: A Birding-by-ear Podcast | Rob Porter | |
| 88 | 27 |  | Crazy Town | Post Carbon Institute | |
| 89 | 23 |  | Curiosity Weekly | Discovery | |
| 90 | 27 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 91 | 17 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 92 | 22 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 93 | 22 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 94 | 21 |  | The Psychology Podcast | iHeartPodcasts | |
| 95 | 21 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 96 | 21 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 97 | 29 | N | NPP BrainPod | Springer Nature | |
| 98 | 29 |  | Crazy Nauka | Ola i Piotr Stanisławscy | |
| 99 | 27 |  | Bigfoot Society | Jeremiah Byron | |
| 100 | 19 |  | Slow Radio | BBC Radio 3 | |
