| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Unexplainable | Vox | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 1 | S | Students of Surgery | Martin Brand | |
| 7 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 2 |  | Radiolab | WNYC Studios | |
| 9 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 10 | 46 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 11 | 1 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 12 | 4 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 13 | 117 |  | The Orthobullets Podcast | Orthobullets | |
| 14 | 5 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 15 | — | B | Boring History for Sleep | Velvet | |
| 16 | 3 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 17 | 3 |  | Science Vs | Spotify Studios | |
| 18 | 99 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 19 | 2 |  | All In The Mind | ABC | |
| 20 | 27 |  | Curious Cases | BBC Radio 4 | |
| 21 | 93 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 22 | 13 |  | The Psychology Podcast | iHeartPodcasts | |
| 23 | 12 |  | Science Weekly | The Guardian | |
| 24 | 2 |  | All Creatures Podcast | All Creatures Podcast | |
| 25 | 59 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 26 | — |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 27 | — | F | Fire Science Show | Wojciech Wegrzynski | |
| 28 | — | A | AnthroBiology Podcast | Gaby Lapera | |
| 29 | 5 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 30 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 31 | — | L | Let's Talk Micro | Luis Plaza | |
| 32 | — | M | Môre onder die Soeklig | Afrikaans.Radio | |
| 33 | — | V | VoxTalks Economics | VoxTalks | |
| 34 | — | N | New Books in National Security | Marshall Poe | |
| 35 | — |  | American Journal of Ophthalmology Podcasts Collection | Various | |
| 36 | — | F | Fluid Mechanics 101 Podcast | Aidan Wimshurst | |
| 37 | 11 | P | Philosophy of a Physicist | A Physicist | |
| 38 | 15 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 39 | 19 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 40 | 33 |  | That's Just Wild | Fresh Air | |
| 41 | 29 | M | Mathematics Simplified | Anjali Sharma | |
| 42 | 45 |  | Speaking of Psychology | American Psychological Association | |
| 43 | 21 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 44 | 12 |  | Blurry Creatures | Blurry Creatures | |
| 45 | 50 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 46 | 61 | V | Veterinary Vertex | AVMA Journals | |
| 47 | 26 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 48 | 30 |  | Flash Forward | Rose Eveleth | |
| 49 | 20 |  | Short Wave | NPR | |
| 50 | 105 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 51 | — |  | COMPLEXITY | Santa Fe Institute | |
| 52 | 126 |  | Brady Heywood Podcast | Sean Brady | |
| 53 | 142 |  | Why Do We Do That? | BBC Radio 4 | |
| 54 | — | P | Plane Crash Diaries | Desmond Latham | |
| 55 | 25 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 56 | — | T | The Psychology of Criminal and Antisocial Behaviour | WP | |
| 57 | — |  | Dermatology Snapshots | Dr Vanessa Pinder | |
| 58 | 33 |  | Chemistry Made Simple | Matthew Macariou | |
| 59 | — |  | The Burn Sequence | United Launch Alliance | |
| 60 | — |  | This Week in Parasitism | Vincent Racaniello | |
| 61 | — | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 62 | — | T | Theoretical Neuroscience Podcast | Gaute Einevoll | |
| 63 | 36 | R | Rapids by Songs 4 FRCR | Songs 4 FRCR Rapids | |
| 64 | — |  | Every Animal Ever | Dr Cesar Puechmarin, Zach Mander | |
| 65 | — | F | Farm Vet Journal Club | Farm Vet Journal Club | |
| 66 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 67 | 43 |  | The Life Scientific | BBC Radio 4 | |
| 68 | 32 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 69 | 103 | E | Easy Physics | Easy Physics | |
| 70 | 39 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 71 | 38 |  | Nature Podcast | Springer Nature Limited | |
| 72 | — |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 73 | 35 |  | New Books in Critical Theory | Marshall Poe | |
| 74 | 82 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 75 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 76 | 55 |  | Dr Karl Podcast | triplej | |
| 77 | 12 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 78 | 7 |  | Regenerative Agriculture Podcast | John Kempf | |
| 79 | 44 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 80 | 37 |  | The Science of Everything Podcast | James Fodor | |
| 81 | 82 |  | Science In Action | BBC World Service | |
| 82 | 45 |  | Alive Again | iHeartPodcasts | |
| 83 | 43 |  | Nature Guys | Nature Guys | |
| 84 | 45 |  | New Books in Psychoanalysis | Marshall Poe | |
| 85 | 43 | G | Genetics Unzipped | The Genetics Society | |
| 86 | 28 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 87 | 42 |  | VolcaKnowledge | VolcaKnowledge Podcast | |
| 88 | 34 |  | More or Less | BBC Radio 4 | |
| 89 | 45 | B | BJA Education Podcasts | BJA Education | |
| 90 | 44 | R | Radiology Podcast | RSNA | The Radiological Society of North America | |
| 91 | 42 | T | The Titanium Physicists Podcast | Brachiolope Media Network | |
| 92 | 42 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 93 | 42 |  | 洪晃|晃然大悟 | 洪晃|晃然大悟 | |
| 94 | 34 |  | The Science of Birds | Ivan Phillipsen | |
| 95 | 43 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 96 | 41 |  | The Market Gardener Podcast | JM Fortier | |
| 97 | 28 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 98 | 12 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 99 | 58 |  | Ancient Aliens | PodcastOne | |
| 100 | 31 |  | Discovery | BBC World Service | |
