| 1 | 7 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 2 | 32 |  | Invisibilia | NPR | |
| 3 | 17 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | 57 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 5 | — | L | La fabrique du savoir | Le Monde | |
| 6 | 5 |  | Unexplainable | Vox | |
| 7 | 5 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 5 |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 5 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 10 | 5 |  | Curious Cases | BBC Radio 4 | |
| 11 | 5 | T | The Animal Sensemaker | Tortoise Media | |
| 12 | 5 |  | Main Engine Cut Off | Anthony Colangelo | |
| 13 | 4 |  | Radiolab | WNYC Studios | |
| 14 | 3 |  | Unexpected Elements | BBC World Service | |
| 15 | 5 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 16 | 4 |  | Science Vs | Spotify Studios | |
| 17 | 4 |  | Somewhere in the Skies | SpectreVision Radio | |
| 18 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 19 | 4 |  | Accidental Gods | Accidental Gods | |
| 20 | 4 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 21 | 4 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 22 | 3 |  | American Innovations | Wondery | |
| 23 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 24 | 120 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 25 | 4 |  | New Books in Critical Theory | Marshall Poe | |
| 26 | 4 |  | The Environmental Transformation Podcast with Sean Grady | Sean Grady | |
| 27 | 24 |  | More or Less | BBC Radio 4 | |
| 28 | 40 |  | Science Friday | Science Friday and WNYC Studios | |
| 29 | 38 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 30 | 75 |  | Science In Action | BBC World Service | |
| 31 | 8 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 32 | 111 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 33 | 26 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 34 | 10 |  | Science Weekly | The Guardian | |
| 35 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 36 | 142 | ![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 | |
| 37 | 13 |  | Nature Podcast | Springer Nature Limited | |
| 38 | 108 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 39 | — | M | Many Minds | Kensy Cooperrider – Diverse Intelligences Summer Institute | |
| 40 | 76 |  | Paradigmepodden | Terje Toftenes | |
| 41 | 98 |  | Dr Karl Podcast | triplej | |
| 42 | 124 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 43 | — | N | New Books in Anthropology | New Books Network | |
| 44 | 11 |  | Short Wave | NPR | |
| 45 | 4 |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 46 | 38 | 2 | 24/7 | Beggi Ólafs | |
| 47 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 48 | 123 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 49 | — |  | Ask MIT Climate | MIT Climate Project | |
| 50 | 4 | S | Stimulating Brains | Andreas Horn | |
| 51 | 13 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 52 | 13 |  | Overheard at National Geographic | National Geographic | |
| 53 | 16 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 54 | 29 |  | The Michael Shermer Show | Michael Shermer | |
| 55 | 28 | N | Nurtured by Nature | Fiona MacKay | |
| 56 | 30 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 57 | 8 | A | ASMR | ASMR | |
| 58 | 6 |  | All In The Mind | ABC | |
| 59 | 17 | J | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 60 | 5 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 61 | 33 | S | Sternzeit | Deutschlandfunk | |
| 62 | 39 |  | Podcast UFO | Martin Willis | |
| 63 | — | S | Synaptic | The Transmitter | |
| 64 | 34 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 65 | 34 |  | For What It’s Earth | Emma Brisdion & Sophie Pavelle | |
| 66 | 34 |  | The Science Show | ABC | |
| 67 | 32 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 68 | 32 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 69 | 29 |  | Need To Know | Bryce Zabel | |
| 70 | 27 |  | The Eco Well podcast | Jen@theecowell | |
| 71 | 15 |  | You Are Not So Smart | You Are Not So Smart | |
| 72 | 28 |  | Das Wissen | SWR | SWR | |
| 73 | 28 |  | Are We There Yet? | Central Florida Public Media | |
| 74 | 27 | F | Farming Today | BBC Radio 4 | |
| 75 | 27 |  | The Micah Hanks Program | Micah Hanks | |
| 76 | 76 |  | This Week in Microbiology | Vincent Racaniello | |
| 77 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 78 | — | R | Rain Sounds Podcast | Natural Podcasts | |
| 79 | 26 |  | Speaking of Psychology | American Psychological Association | |
| 80 | 20 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 81 | 35 |  | TOP TO TOE | THE STANDARD | |
| 82 | 24 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 83 | 26 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 84 | 22 | D | Do Explain with Christofer Lövgren | Christofer Lövgren | |
| 85 | 11 | E | ECDC: On Air | European Centre for Disease Prevention and Control | |
| 86 | 23 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 87 | 23 |  | The House of Pod | Kaveh MD | |
| 88 | 23 |  | Countercurrent: conversations with Professor Roger Kneebone | Professor Roger Kneebone | |
| 89 | 11 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 90 | 24 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 91 | 1 |  | The Life Scientific | BBC Radio 4 | |
| 92 | 15 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 93 | 24 |  | Astrum Space | Astrum | |
| 94 | 24 | T | The Bearded Tit‘s Podcast | Jack Perks | |
| 95 | 24 | N | Naked Scientists, In Short Special Editions Podcast | The Naked Scientists | |
| 96 | 24 |  | SciShow Tangents | Complexly | |
| 97 | 24 |  | Big Picture Science | Big Picture Science | |
| 98 | 23 |  | The DemystifySci Podcast | DemystifySci | |
| 99 | 23 |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 100 | 22 |  | Radiowissen | Bayerischer Rundfunk | |
