| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 3 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 4 |  | Science Vs | Spotify Studios | |
| 8 | 3 |  | Unexplainable | Vox | |
| 9 | 2 |  | More or Less | BBC Radio 4 | |
| 10 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 11 | 1 |  | Curious Cases | BBC Radio 4 | |
| 12 | 2 |  | New Books in Critical Theory | Marshall Poe | |
| 13 | — |  | CrowdScience | BBC World Service | |
| 14 | 103 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 15 | 5 |  | Babbage from The Economist | The Economist | |
| 16 | 16 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 17 | 13 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 18 | 3 |  | All In The Mind | ABC | |
| 19 | 50 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 20 | 13 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 21 | 28 |  | Speaking of Psychology | American Psychological Association | |
| 22 | 33 |  | Regenerative Agriculture Podcast | John Kempf | |
| 23 | 64 | B | Boring History for Sleep | Velvet | |
| 24 | 9 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 25 | 8 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 26 | 10 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 27 | 76 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 28 | 25 |  | Discovery | BBC World Service | |
| 29 | 82 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 30 | 90 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 31 | 13 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 32 | — |  | The Life Scientific | BBC Radio 4 | |
| 33 | 24 |  | When Science Finds a Way | Wellcome | |
| 34 | 15 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 35 | 9 |  | Blurry Creatures | Blurry Creatures | |
| 36 | — |  | Sustainability, Climate Change, Renewable Energy, Politics, Activism, Biodiversity, Carbon Footprint, Wildlife, Regenerative | Mia Funk | |
| 37 | — |  | The Composter Podcast | Jayne Merner | |
| 38 | 16 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 39 | — | W | What The Duck?! | ABC | |
| 40 | 148 |  | The Quanta Podcast | Quanta Magazine | |
| 41 | 150 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 42 | — |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 43 | — |  | The Climate Question | BBC World Service | |
| 44 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 45 | — |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 46 | — |  | The Episodic Table of Elements | T. R. Appleton | |
| 47 | 27 |  | SciShow Tangents | Complexly | |
| 48 | 25 |  | Short Wave | NPR | |
| 49 | — |  | Let's Learn Everything! | Maximum Fun | |
| 50 | — | 浩 | 浩浩熵熵(第一輯) | 李偉才(李逆熵)、Cherry、Jaffe | |
| 51 | — |  | Chemistry in its element | Chemistry World | |
| 52 | — |  | Bedtime Astronomy | Synthetic Universe | |
| 53 | — | M | Mathematics Simplified | Anjali Sharma | |
| 54 | — |  | Rare Earth | BBC Radio 4 | |
| 55 | — |  | Head Shepherd | Mark Ferguson | |
| 56 | — |  | COMPLEXITY | Santa Fe Institute | |
| 57 | — |  | From Concept to Medicine - A Comprehensive Drug Development Journey | Jim Mitchell | |
| 58 | — | V | Voyage to the Wild | Ocean Roamer | |
| 59 | 35 |  | Mongabay Newscast | Mongabay.com | |
| 60 | 23 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 61 | 34 | S | Students of Surgery | Martin Brand | |
| 62 | 37 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 63 | 15 |  | Jung Chicago Radio | C. G. Jung Institute of Chicago | |
| 64 | 36 | G | Green Noise | CapeNature | |
| 65 | 30 |  | BBC Inside Science | BBC Radio 4 | |
| 66 | 37 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 67 | 31 |  | Science Weekly | The Guardian | |
| 68 | 25 |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 69 | 42 |  | Science Friday | Science Friday and WNYC Studios | |
| 70 | 39 | T | The Vertue Podcast | Shona Vertue | |
| 71 | 37 |  | The Science of Everything Podcast | James Fodor | |
| 72 | 31 |  | The Future of Everything | Stanford Engineering | |
| 73 | 36 |  | The Biochar Podcast | ANZBIG | |
| 74 | — |  | Science with Sabine | Sabine Hossenfelder | |
| 75 | 35 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 76 | 38 |  | Completely Arbortrary | Completely Arbortrary | |
| 77 | 38 |  | Outside/In | NHPR | |
| 78 | — |  | The Answer Is Transaction Costs | Michael Munger | |
| 79 | 37 | F | Food Safety Matters | Food Safety Magazine | |
| 80 | 36 | H | Habitat loss with David Attenborough | Veer Jain | |
| 81 | 36 |  | The Good News About Cancer | Charles Ryan MD, Alicia Morgans MD MPH | |
| 82 | 36 | M | MythBusters: Season 2 Episode 2 | Hannah King, Sheridan Davis, Ethan Walker, Jackson Ragland | |
| 83 | — | A | AVEAM — Kent Hovind Official YouTube Podcast | Unknown | |
| 84 | 5 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 85 | 38 |  | The Psychology Podcast | iHeartPodcasts | |
| 86 | 7 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 87 | 33 |  | Science In Action | BBC World Service | |
| 88 | 4 |  | Origin Stories | The Leakey Foundation | |
| 89 | 37 |  | National Geographic Magazines | Audiobooks On Line | |
| 90 | — | Q | Qualitative Research Methods for Everyone Podcast | Policy Press | |
| 91 | 40 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 92 | 42 |  | ScienceStuff | iHeartPodcasts | |
| 93 | — |  | The Jim Rutt Show | The Jim Rutt Show | |
| 94 | 38 |  | Curiosity Weekly | Discovery | |
| 95 | 29 |  | The Science of Coffee | James Harper | |
| 96 | 34 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 97 | 35 |  | Astrum Space | Astrum | |
| 98 | 27 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 99 | 41 |  | Hard Drugs | Saloni Dattani & Jacob Trefethen | |
| 100 | 41 |  | Instant Genius | Our Media | |
