| 1 | 6 |  | Ologies with Alie Ward | Alie Ward | |
| 2 | 1 |  | Curious Cases | BBC Radio 4 | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 16 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | 12 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 7 | 14 |  | Science Vs | Spotify Studios | |
| 8 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 10 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 11 | 37 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 12 | 25 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 13 | 3 |  | More or Less | BBC Radio 4 | |
| 14 | 9 |  | Science Weekly | The Guardian | |
| 15 | 3 |  | The Life Scientific | BBC Radio 4 | |
| 16 | 65 | O | Our Changing World | RNZ | |
| 17 | 30 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 18 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 19 | 10 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 20 | 33 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 21 | 2 |  | The world, the universe and us | New Scientist | |
| 22 | 11 |  | CrowdScience | BBC World Service | |
| 23 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 24 | 9 |  | Unexplainable | Vox | |
| 25 | 54 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 26 | 12 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 27 | 8 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 28 | 6 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 29 | 139 |  | Going Wild with Dr. Rae Wynn-Grant | PBS Nature | |
| 30 | 17 |  | Mythfits | Pionaire Podcasting | |
| 31 | 10 |  | Origin Stories | The Leakey Foundation | |
| 32 | 14 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 33 | — |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 34 | — |  | Win-Win with Liv Boeree | Liv Boeree | |
| 35 | 12 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 36 | 35 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 37 | 12 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 38 | 10 |  | Discovery | BBC World Service | |
| 39 | 13 |  | Every Animal Ever | Dr Cesar Puechmarin, Zach Mander | |
| 40 | 75 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 41 | 14 | N | New Scientist Weekly | New Scientist | |
| 42 | — |  | How We're Wired | The Bertarelli Foundation | |
| 43 | — |  | The Micah Hanks Program | Micah Hanks | |
| 44 | — | F | Feed for Thought | Pioneer Brand Products NZ | |
| 45 | — |  | The Orthobullets Podcast | Orthobullets | |
| 46 | — |  | The Dairy Podcast Show | Wisenetix | |
| 47 | — | T | The Animal Sensemaker | The Observer | |
| 48 | — | K | Kaçık Prens: Psikoloji ve Günlük Hayat Üzerine Söyleşiler | Emre Selçuk, Melih Kavukçu & Gül Günaydın | |
| 49 | 20 |  | Unexpected Elements | BBC World Service | |
| 50 | — | B | Between the Lines | Institute of Development Studies | |
| 51 | — |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 52 | — |  | Os três elementos | Os três elementos / TocaCast | |
| 53 | — |  | Wonder | Brazen | |
| 54 | — |  | Kosmographia | Randall Carlson | |
| 55 | — | O | Ocean Protect Podcast | Ocean Protect | |
| 56 | 26 | ذ | ذهن زیبا | آسیه علیخواه | |
| 57 | — | G | GetReal! | Cindy Buckmaster | |
| 58 | — | C | CRISPR Cuts | Synthego | |
| 59 | 23 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 60 | 22 |  | All In The Mind | ABC | |
| 61 | 30 | G | Gastrointestinal Cancer Update | Dr. Neil Love | |
| 62 | 12 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 63 | 17 |  | Head Shepherd | Mark Ferguson | |
| 64 | 31 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 65 | 33 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 66 | 17 |  | The Common Descent Podcast | Common Descent | |
| 67 | 33 |  | Science Quickly | Scientific American | |
| 68 | 26 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 69 | — |  | Accidental Gods | Accidental Gods | |
| 70 | 15 |  | Short Wave | NPR | |
| 71 | 31 |  | The Quanta Podcast | Quanta Magazine | |
| 72 | 33 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 73 | 30 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 74 | 30 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 75 | 30 |  | New Books in Critical Theory | Marshall Poe | |
| 76 | 4 |  | Astrum Space | Astrum | |
| 77 | 26 |  | This Week in Virology | Vincent Racaniello | |
| 78 | 26 | B | Because Why?! The Science and Society Pod. | Brianne West | |
| 79 | 25 | B | blurbs | Matt Ross | |
| 80 | 22 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 81 | 22 |  | Outside/In | NHPR | |
| 82 | 22 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 83 | 27 | 天 | 天方烨谈 | 基因频道 | |
| 84 | 27 |  | The Parkinson's Podcast | Davis Phinney Foundation | |
| 85 | 20 |  | AcresUSA: Tractor Time | Tractor Time by Acres U.S.A. | |
| 86 | 16 | 杨 | 杨定一博士专辑 | 张婉琦丨爱之声 | |
| 87 | 25 |  | 洪晃|晃然大悟 | 洪晃|晃然大悟 | |
| 88 | 27 | A | Animals To The Max Podcast | Corbin Maxey | |
| 89 | 23 |  | ExtinctZoo | ExtinctZoo | |
| 90 | 27 | R | Relativity: The Special & General Theory | Albert Einstein | |
| 91 | 27 | F | Friendly Physics | Gabriela Gallego | |
| 92 | 25 |  | Strange Animals Podcast | Katherine Shaw | |
| 93 | 25 |  | The Gene Gap: Common threads | The Guardian | |
| 94 | 25 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 95 | 22 |  | Need To Know | Bryce Zabel | |
| 96 | 8 |  | Bigfoot Society | Jeremiah Byron | |
| 97 | 23 |  | Prince of Whales PODcast | Prince of Whales | |
| 98 | 23 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 99 | 23 | E | Everyday Neuro: Psychology and Neuroscience Podcast | Dr Janine Cooper: Cognitive Psychologist, Neuroscientist, Neuropsychology researcher. | |
| 100 | 16 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
