| 1 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | — |  | Unexplainable | Vox | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 6 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 9 | 1 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 10 | 26 |  | Science Weekly | The Guardian | |
| 11 | 27 |  | More or Less | BBC Radio 4 | |
| 12 | 36 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 13 | 172 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 14 | 30 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 15 | 5 | S | Students of Surgery | Martin Brand | |
| 16 | 79 |  | Unexpected Elements | BBC World Service | |
| 17 | 4 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 18 | 3 |  | Science Vs | Spotify Studios | |
| 19 | 56 | A | AfroPop Music 4 D Soul | BlackBoiAmazing | |
| 20 | 8 |  | Blurry Creatures | Blurry Creatures | |
| 21 | 10 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 22 | 100 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 23 | — | T | The Art of Mathematics | Carol Jacoby | |
| 24 | 5 |  | The Michael Shermer Show | Michael Shermer | |
| 25 | 2 |  | Curious Cases | BBC Radio 4 | |
| 26 | — |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 27 | — |  | Origin Stories | The Leakey Foundation | |
| 28 | 43 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 29 | — |  | The Social-Engineer Podcast | Social-Engineer, LLC | |
| 30 | — | S | St Marks Hospital Podcast | Jordan Fletcher | |
| 31 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 32 | 6 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 33 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 34 | — | H | Healthcare NOW Radio Podcast Network - Discussions on healthcare including technology, innovation, policy, data security, tel | Healthcare NOW Radio and Podcast Network - Radio and Podcasts for the Healthcare Industry | |
| 35 | — | F | Find Your Wild Podcast | Find Your Wild Podcast | |
| 36 | — | I | In Common | The In Common Team | |
| 37 | — | L | Les grandes étapes de la vie | France Inter | |
| 38 | 18 | B | Boring History for Sleep | Velvet | |
| 39 | 23 |  | Science Friday | Science Friday and WNYC Studios | |
| 40 | 26 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 41 | 20 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 42 | 35 |  | Short Wave | NPR | |
| 43 | 25 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 44 | 88 |  | Discovery | BBC World Service | |
| 45 | 21 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 46 | 7 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 47 | 30 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 48 | 11 |  | All In The Mind | ABC | |
| 49 | 26 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 50 | 28 |  | The Orthobullets Podcast | Orthobullets | |
| 51 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 52 | 27 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 53 | 25 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 54 | 76 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 55 | 108 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 56 | 10 |  | CrowdScience | BBC World Service | |
| 57 | — |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 58 | 29 |  | Sternengeschichten | Florian Freistetter | |
| 59 | 32 |  | The Life Scientific | BBC Radio 4 | |
| 60 | 1 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 61 | 31 |  | Rebelliously Curious with Chrissy Newton: UFOs, Science, Culture and Futurism | Chrissy Newton | |
| 62 | 31 |  | Medical Detectives (audio) | The University of Edinburgh | |
| 63 | — | P | Pharmacology Basics | Instructor Gwin | |
| 64 | 32 | H | Hear This Idea | Fin Moorhouse and Luca Righetti | |
| 65 | 32 |  | Birds of a Feather Talk Together | John Bates, Shannon Hackett, RJ Pole, Amanda Marquart | |
| 66 | 32 | W | Wildlife Matters | Dorset Wildlife Trust | |
| 67 | 7 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 68 | 26 |  | The Psychology Podcast | iHeartPodcasts | |
| 69 | 28 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 70 | 4 |  | Nature Podcast | Springer Nature Limited | |
| 71 | 28 |  | All Creatures Podcast | All Creatures Podcast | |
| 72 | 104 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 73 | 64 | S | Sixième Science | 20 Minutes | |
| 74 | 41 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 75 | 30 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 76 | 15 |  | Speaking of Psychology | American Psychological Association | |
| 77 | 28 |  | American Journal of Ophthalmology Podcasts Collection | Various | |
| 78 | 28 | F | Fire Science Show | Wojciech Wegrzynski | |
| 79 | 12 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 80 | 29 |  | Lost Women of Science | Lost Women of Science | |
| 81 | 1 |  | Regenerative Agriculture Podcast | John Kempf | |
| 82 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 83 | 31 | L | Let's Talk Micro | Luis Plaza | |
| 84 | 31 | M | Môre onder die Soeklig | Afrikaans.Radio | |
| 85 | 31 | V | VoxTalks Economics | VoxTalks | |
| 86 | 31 | N | New Books in National Security | Marshall Poe | |
| 87 | 31 | F | Fluid Mechanics 101 Podcast | Aidan Wimshurst | |
| 88 | 31 | P | Philosophy of a Physicist | A Physicist | |
| 89 | 31 |  | ScienceStuff | iHeartPodcasts | |
| 90 | 50 |  | The Science of Birds | Ivan Phillipsen | |
| 91 | 26 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 92 | 30 |  | That's Just Wild | Fresh Air | |
| 93 | 30 | M | Mathematics Simplified | Anjali Sharma | |
| 94 | 14 | P | Plane Crash Diaries | Desmond Latham | |
| 95 | 52 |  | Science Magazine Podcast | Science Magazine | |
| 96 | 87 |  | Safety Third | Safety Third | |
| 97 | 14 |  | Babbage from The Economist | The Economist | |
| 98 | 34 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 99 | 33 | V | Veterinary Vertex | AVMA Journals | |
| 100 | 30 |  | Flash Forward | Rose Eveleth | |
