| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 3 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | 1 |  | Ancient Aliens | PodcastOne | |
| 5 | 38 |  | CrowdScience | BBC World Service | |
| 6 | 3 |  | The Rest Is Science | Goalhanger | |
| 7 | 3 |  | Unexplainable | Vox | |
| 8 | 7 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 9 | 1 |  | De cause à effets, le magazine de l'environnement | France Culture | |
| 10 | 4 |  | Meining | RÚV Hlaðvörp | |
| 11 | 4 |  | The world, the universe and us | New Scientist | |
| 12 | 8 |  | Science Weekly | The Guardian | |
| 13 | 5 |  | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 14 | 75 |  | Das Wissen | SWR | SWR | |
| 15 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 16 | 23 |  | 24/7 | Beggi Ólafs | |
| 17 | 5 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 18 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 19 | 158 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 20 | 7 |  | Sweet Little Human | Orkan Media | |
| 21 | 10 |  | Boring History for Sleep | Velvet | |
| 22 | 9 |  | Innrás froskanna | RÚV Hlaðvörp | |
| 23 | 7 |  | Dagbók Urriða | Ólafur Guðbjartsson | |
| 24 | 14 |  | Science Vs | Spotify Studios | |
| 25 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 26 | 3 |  | Discovery | BBC World Service | |
| 27 | 6 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 28 | 2 |  | La Science, CQFD | France Culture | |
| 29 | 5 |  | Science Friday | Science Friday and WNYC Studios | |
| 30 | 5 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 31 | 9 |  | Ologies with Alie Ward | Alie Ward | |
| 32 | 18 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 33 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 34 | 4 |  | Speaking of Psychology | American Psychological Association | |
| 35 | 16 |  | More or Less | BBC Radio 4 | |
| 36 | 12 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 37 | 62 |  | Podcast UFO | Martin Willis | |
| 38 | 11 |  | The Life Scientific | BBC Radio 4 | |
| 39 | 11 |  | Koldfronten - kampen om Grønland og Arktis | Videnskab.dk | |
| 40 | — |  | New Books in Psychoanalysis | Marshall Poe | |
| 41 | 99 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 42 | 65 |  | Big Picture Science | Big Picture Science | |
| 43 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 44 | — |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 45 | 9 |  | The Alcohol 'Problem' Podcast | James Morris | |
| 46 | 17 |  | Nature Podcast | Springer Nature Limited | |
| 47 | 21 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 48 | 26 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 49 | — |  | Seismic Soundoff | Society of Exploration Geophysicists (SEG) | |
| 50 | 12 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 51 | 137 |  | Curiosity Weekly | Discovery | |
| 52 | 93 |  | The Couples Therapist Couch | Shane Birkel | |
| 53 | — |  | Purr Podcast | Jolle Kirpensteijn & Susan Little | |
| 54 | 25 |  | Quantitude | Greg Hancock & Patrick Curran | |
| 55 | 62 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 56 | 90 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 57 | 15 |  | The Quanta Podcast | Quanta Magazine | |
| 58 | 23 |  | Need To Know | Bryce Zabel | |
| 59 | 22 |  | SciShow Tangents | Complexly | |
| 60 | 24 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 61 | 20 |  | Historien om alt | Podimo | |
| 62 | 5 |  | ExtinctZoo | ExtinctZoo | |
| 63 | 8 |  | vascularPODCAST by Radcliffe Vascular | vascularPODCAST | |
| 64 | 8 |  | Real Organic Podcast | Real Organic Project | |
| 65 | 16 |  | Science Magazine Podcast | Science Magazine | |
| 66 | 22 |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 67 | 22 |  | Universe Today Podcast | Fraser Cain | |
| 68 | 75 |  | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 69 | — |  | Radiowissen | Bayerischer Rundfunk | |
| 70 | 24 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 71 | 27 |  | Paradigmepodden | Terje Toftenes | |
| 72 | 25 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 73 | 25 |  | Mysterious Universe | 8th Kind | |
| 74 | 25 |  | Wissen Weekly | Spotify Studios | |
| 75 | 5 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 76 | 15 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 77 | 25 |  | Quirks and Quarks | CBC | |
| 78 | 28 |  | That UFO Podcast | That UFO Podcast | |
| 79 | 28 |  | The Physio Matters Podcast | Jack Chew | |
| 80 | 18 |  | The Huw Richards Show | Huw Richards | |
| 81 | 28 |  | Curious Cases | BBC Radio 4 | |
| 82 | 25 |  | Safety Third | Safety Third | |
| 83 | 25 |  | This Week in Virology | Vincent Racaniello | |
| 84 | 25 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 85 | 5 |  | Unexpected Elements | BBC World Service | |
| 86 | 13 |  | All In The Mind | ABC | |
| 87 | 27 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 88 | 14 |  | سیری در تاریخ و فرهنگ ایران | میرحسن ولوی | |
| 89 | 25 |  | Short Wave | NPR | |
| 90 | 25 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 91 | 25 |  | Farming Today | BBC Radio 4 | |
| 92 | 8 |  | ACEP Frontline - Emergency Medicine | Ryan A. Stanton MD, FACEP | |
| 93 | 24 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 94 | 7 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 95 | 24 |  | Somewhere in the Skies | SpectreVision Radio | |
| 96 | 24 |  | The Paramedic Coach Podcast | The Paramedic Coach | |
| 97 | 22 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 98 | 22 |  | New Books in Critical Theory | Marshall Poe | |
| 99 | 22 |  | IBMS Podcast | IBMS Podcast | |
| 100 | 22 |  | Black Holes | Nitesh Kabi | |
