| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 53 |  | Chris Natuurlijk | RTV Rijnmond | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 2 | G | Geschiedenis van de Natuurkunde | Jan van Riswick, RU Nijmegen | |
| 5 | 19 | S | SETI Live | SETI Institute | |
| 6 | 11 |  | The Science of Everything Podcast | James Fodor | |
| 7 | 3 | W | Waarom? Daarom! | Qmusic | |
| 8 | — | T | The Biologic Podcast | Isaac V | |
| 9 | 3 |  | The Science Show | ABC | |
| 10 | 5 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 11 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 12 | 18 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 13 | 5 |  | Ask a Spaceman! | Paul M. Sutter | |
| 14 | 55 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 15 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 16 | 5 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 17 | 8 | T | The Immunology Podcast | The Immunology Podcast | |
| 18 | 6 |  | The Common Descent Podcast | Common Descent | |
| 19 | 17 |  | Origin Stories | The Leakey Foundation | |
| 20 | 53 | C | CountryWide | RTÉ Radio 1 | |
| 21 | — |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 22 | 9 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 23 | 7 |  | Robinson's Podcast | Robinson Erhardt | |
| 24 | 3 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 25 | 7 |  | Outside/In | NHPR | |
| 26 | 59 | N | New Books in Environmental Studies | Marshall Poe | |
| 27 | 5 |  | Night Science | Itai Yanai & Martin Lercher | |
| 28 | 14 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 29 | 14 | S | Sekcja teorii spiskowych. Podcast Crazy Nauka | Polskie Radio S.A. | |
| 30 | — | T | Total Dino | Total Dino | |
| 31 | 13 | A | Açık Bilinç | Apaçık Radyo | |
| 32 | 73 | そ | そんない理科の時間 | そんないプロジェクト | |
| 33 | — | M | Madame Curiosity | Naomi Frances Farabaugh | |
| 34 | 9 |  | Nieuw Voer | Alexander Prinsen | |
| 35 | 8 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 36 | 10 | W | What The Duck?! | ABC | |
| 37 | 10 |  | Apes Among Us | NAWAC | |
| 38 | 19 | T | The Naked Mole Rat | libo/libo | |
| 39 | 5 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 40 | 147 | T | The Human Brain Project Podcast | Human Brain Project | |
| 41 | — | T | The Lemma Journal Club | Dr. Lemma | |
| 42 | 19 | L | Love in the Time of Chasmosaurs | David Orr | |
| 43 | 15 | T | The Reality Check | The Reality Check | |
| 44 | 6 |  | Main Engine Cut Off | Anthony Colangelo | |
| 45 | 4 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 46 | 1 |  | UFO Chronicles Podcast | Nik Hunter | |
| 47 | 27 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 48 | 23 |  | BirdNote Daily | BirdNote | |
| 49 | 69 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 50 | — | C | Cienciaes.com | cienciaes.com | |
| 51 | 11 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 52 | 50 | Ш | ШоПоКо | ШоПоКо | |
| 53 | 3 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 54 | 22 |  | Manifold | Steve Hsu | |
| 55 | 26 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 56 | 21 |  | Brain Inspired | Paul Middlebrooks | |
| 57 | 31 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 58 | 36 | R | Real Science Radio | Bob Enyart | |
| 59 | 22 | P | Palaeocast | Palaeocast | |
| 60 | 29 | Б | Буде тобі наука | Kunsht/Куншт | |
| 61 | 34 | V | Vogels zijn dino's | Alexander Decommere en Koen Stein | |
| 62 | 41 | T | Tom Nelson | Thomas Nelson | |
| 63 | 30 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 64 | 22 | す | すごい進化ラジオ | 鈴木 紀之（昆虫生態学者） | |
| 65 | 26 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 66 | 1 | Z | Zoo Logic | Dr. Grey Stafford | |
| 67 | 19 |  | The Numberphile Podcast | Brady Haran | |
| 68 | 65 | T | The Effective Statistician - in association with PSI | Alexander Schacht and Benjamin Piske, biometricians, statisticians and leaders in the pharma industry | |
| 69 | 103 | I | Intertek's Assurance in Action Podcast Network | Intertek | |
| 70 | 33 | O | omega tau - German only | Markus Voelter, Nora Ludewig | |
| 71 | 11 | П | правило 34 | Николай | |
| 72 | 27 |  | MonsterTalk | Blake Smith | |
| 73 | 24 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 74 | 22 | N | Nieuw Water | Nieuw Water | |
| 75 | 22 |  | Ask MIT Climate | MIT Climate Project | |
| 76 | 1 |  | Paranormal Portal | Brent Thomas | |
| 77 | 32 | E | eanCast: Weekly Neurology | ean.org | |
| 78 | 26 | W | What Makes You Click? | Daniel Mills | |
| 79 | 23 | D | Deep Science | Deutschlandfunk | |
| 80 | 29 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 81 | 5 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 82 | 32 | M | Motivational Interviewing & Beyond | Joel Porter & Steve Rollnick | |
| 83 | 24 | W | Wissenschaft auf die Ohren | Helmholtz-Gemeinschaft | |
| 84 | 24 | D | Digital Pathology Podcast | Aleksandra Zuraw, DVM, PhD | |
| 85 | 27 | S | Stimulating Brains | Andreas Horn | |
| 86 | 34 |  | De Groene Kliniek | Gouden Haas | |
| 87 | 54 | R | Rätsel der Wissenschaft | DER STANDARD | |
| 88 | 34 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 89 | 6 |  | Joint Approach | Musculoskeletal Infection Society | |
| 90 | 75 | C | CARTA - Anthropogeny (Audio) | UCTV | |
| 91 | 65 | S | Spirit Guides - A Paranormal Podcast | QSP investigators Derek & Amber | |
| 92 | 35 |  | Darwins moordbekentenis | Johan Braeckman | |
| 93 | 25 | N | New Books in Mathematics | Marshall Poe | |
| 94 | 34 | П | Пожалуйста, без водорода | Данил Калабин, Андрей Гущин | |
| 95 | 34 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 96 | 34 | ع | عصر حجر | Siavash Saffarianpour | |
| 97 | 34 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 98 | 34 | C | Climate Change (Video) | UCTV | |
| 99 | 24 |  | ExtinctZoo | ExtinctZoo | |
| 100 | 34 | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
