| 1 | 19 |  | Science Weekly | The Guardian | |
| 2 | — |  | Apparently invisible. Chemistry in ceramics. | Zschimmer & Schwarz Ceramco | |
| 3 | 2 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 4 | 2 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 5 | 2 |  | Radiolab | WNYC Studios | |
| 6 | 2 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 7 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 8 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 3 |  | Discovery | BBC World Service | |
| 10 | 3 | G | Genetic Sounds | The European Society of Human Genetics | |
| 11 | 2 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 12 | 2 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 13 | 2 |  | Mind & Life | Mind & Life Institute | |
| 14 | 2 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 15 | 2 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 16 | 61 |  | The Life Scientific | BBC Radio 4 | |
| 17 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 18 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 19 | 50 | S | Sternzeit | Deutschlandfunk | |
| 20 | 59 | 2 | 24/7 | Beggi Ólafs | |
| 21 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 4 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 23 | 91 |  | More or Less | BBC Radio 4 | |
| 24 | 105 |  | All In The Mind | ABC | |
| 25 | 11 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 26 | 7 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 27 | 135 |  | Science In Action | BBC World Service | |
| 28 | 89 | T | The HPS Podcast - Conversations from History, Philosophy and Social Studies of Science | HPSUniMelb.org | |
| 29 | 44 |  | That UFO Podcast | That UFO Podcast | |
| 30 | 46 |  | Creature Feature | iHeartPodcasts | |
| 31 | 8 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 32 | 8 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 33 | 102 |  | Mysterious Universe | 8th Kind | |
| 34 | 97 |  | This Week in Virology | Vincent Racaniello | |
| 35 | 18 |  | Making Sense with Sam Harris | Sam Harris | |
| 36 | 15 |  | Science Friday | Science Friday and WNYC Studios | |
| 37 | 66 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 38 | — |  | From The Shadows | Shane Grove | |
| 39 | 12 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 40 | 56 |  | Historien om alt | Podimo | |
| 41 | 58 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 42 | 16 |  | Paradigmepodden | Terje Toftenes | |
| 43 | — |  | Bigfoot Crossroads | Matt Knapp | |
| 44 | 7 | T | The ArchaeoTech Podcast | The Archaeology Podcast Network | |
| 45 | 7 | P | Progressing Planning | Progressing Planning | |
| 46 | 7 |  | ACM ByteCast | Association for Computing Machinery (ACM) | |
| 47 | — |  | Skeptics with a K | Skeptic Media Limited | |
| 48 | 63 |  | Radio Naukowe | Radio Naukowe - Karolina Głowacka | |
| 49 | 127 |  | This Week in Virology | Vincent Racaniello | |
| 50 | — |  | Hjertesager Podcast | Hjertesager Podcast | |
| 51 | 29 |  | BBC Inside Science | BBC Radio 4 | |
| 52 | 12 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 53 | — |  | MCHD Paramedic Podcast | Montgomery County Hospital District | |
| 54 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 55 | 85 |  | Safety Third | Safety Third | |
| 56 | 31 |  | Robinson's Podcast | Robinson Erhardt | |
| 57 | 31 |  | The Climate Question | BBC World Service | |
| 58 | — | N | Nurtured by Nature | Fiona MacKay | |
| 59 | 4 |  | The House of Pod | Kaveh MD | |
| 60 | 4 | N | Nauka To Lubię | Tomasz Rożek | |
| 61 | 4 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 62 | 26 |  | Nature Podcast | Springer Nature Limited | |
| 63 | 127 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 64 | 36 |  | Unexplainable | Vox | |
| 65 | 36 | S | Sage Sociology | Sage Publications | |
| 66 | 36 |  | The Couples Therapist Couch | Shane Birkel | |
| 67 | 14 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 68 | 37 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 69 | 37 |  | Short Wave | NPR | |
| 70 | 36 |  | Manifold | Steve Hsu | |
| 71 | 36 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 72 | 123 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 73 | 9 | R | Rooted: A Plant Podcast | Henbane Media LLC. | |
| 74 | 8 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 75 | 8 |  | The Quanta Podcast | Quanta Magazine | |
| 76 | 42 |  | Speaking of Psychology | American Psychological Association | |
| 77 | 36 |  | Why Do We Do That? | BBC Radio 4 | |
| 78 | 36 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 79 | 36 |  | Unexpected Elements | BBC World Service | |
| 80 | — |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 81 | 37 |  | Astrum Space | Astrum | |
| 82 | 37 | E | Elfonomics - with Elf Lyons and Dr Gerard Lyons | Elfonomics | |
| 83 | 37 |  | Nerdland Podcast | Lieven Scheire | |
| 84 | 36 | M | Mladí demokrati Slovensko | Mladi demokrati Slovensko | |
| 85 | 36 |  | My Bigfoot Sighting | Vic Cundiff | |
| 86 | 35 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 87 | 35 | W | What The Duck?! | ABC listen | |
| 88 | 34 |  | Radiowissen | Bayerischer Rundfunk | |
| 89 | 29 |  | CrowdScience | BBC World Service | |
| 90 | — |  | Eons: Surviving Deep Time | PBS | |
| 91 | 32 |  | Big Picture Science | Big Picture Science | |
| 92 | 31 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 93 | 31 | C | Captain Paul Watson Foundation Podcast | Captain Paul Watson | |
| 94 | 31 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 95 | 30 |  | The Micah Hanks Program | Micah Hanks | |
| 96 | 24 | K | K9 Conservationists | Kayla Fratt | |
| 97 | 16 |  | La Science, CQFD | France Culture | |
| 98 | 6 | E | Energ’Ethic - Climate Justice and Energy Transition | Marine Cornelis | |
| 99 | 6 | B | BioLogic | Broad Institute of MIT and Harvard | |
| 100 | 32 |  | Naturebang | BBC Radio 4 | |
