| 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 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | 2 |  | Radiolab | WNYC Studios | |
| 7 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 9 | 3 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 10 | 4 | S | Students of Surgery | Martin Brand | |
| 11 | 10 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 12 | 32 |  | Blurry Creatures | Blurry Creatures | |
| 13 | 59 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 14 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 15 | 2 |  | Science Vs | Spotify Studios | |
| 16 | 14 |  | Science Friday | Science Friday and WNYC Studios | |
| 17 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 18 | 11 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 19 | 94 |  | The Michael Shermer Show | Michael Shermer | |
| 20 | 5 | B | Boring History for Sleep | Velvet | |
| 21 | 5 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 22 | 9 |  | The Orthobullets Podcast | Orthobullets | |
| 23 | 86 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 24 | 10 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 25 | 128 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 26 | 12 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 27 | 7 |  | Curious Cases | BBC Radio 4 | |
| 28 | 148 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 29 | — |  | Sternengeschichten | Florian Freistetter | |
| 30 | — |  | Rebelliously Curious with Chrissy Newton: UFOs, Science, Culture and Futurism | Chrissy Newton | |
| 31 | — |  | Medical Detectives (audio) | The University of Edinburgh | |
| 32 | — | H | Hear This Idea | Fin Moorhouse and Luca Righetti | |
| 33 | — |  | Birds of a Feather Talk Together | John Bates, Shannon Hackett, RJ Pole, Amanda Marquart | |
| 34 | — | W | Wildlife Matters | Dorset Wildlife Trust | |
| 35 | 7 | A | AnthroBiology Podcast | Gaby Lapera | |
| 36 | 13 |  | Science Weekly | The Guardian | |
| 37 | 18 |  | All In The Mind | ABC | |
| 38 | 50 |  | More or Less | BBC Radio 4 | |
| 39 | 21 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 40 | 54 |  | The Science of Birds | Ivan Phillipsen | |
| 41 | 2 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 42 | 20 |  | The Psychology Podcast | iHeartPodcasts | |
| 43 | 19 |  | All Creatures Podcast | All Creatures Podcast | |
| 44 | 19 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 45 | 19 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 46 | 93 |  | CrowdScience | BBC World Service | |
| 47 | 19 |  | BBC Inside Science | BBC Radio 4 | |
| 48 | 29 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 49 | 14 |  | American Journal of Ophthalmology Podcasts Collection | Various | |
| 50 | 23 | F | Fire Science Show | Wojciech Wegrzynski | |
| 51 | 125 |  | Lost Women of Science | Lost Women of Science | |
| 52 | 21 | L | Let's Talk Micro | Luis Plaza | |
| 53 | 21 | M | Môre onder die Soeklig | Afrikaans.Radio | |
| 54 | 21 | V | VoxTalks Economics | VoxTalks | |
| 55 | 21 | N | New Books in National Security | Marshall Poe | |
| 56 | 20 | F | Fluid Mechanics 101 Podcast | Aidan Wimshurst | |
| 57 | 20 | P | Philosophy of a Physicist | A Physicist | |
| 58 | 108 |  | ScienceStuff | iHeartPodcasts | |
| 59 | 38 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 60 | 5 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 61 | 19 |  | Speaking of Psychology | American Psychological Association | |
| 62 | 22 |  | That's Just Wild | Fresh Air | |
| 63 | 22 | M | Mathematics Simplified | Anjali Sharma | |
| 64 | 19 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 65 | 9 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 66 | 20 | V | Veterinary Vertex | AVMA Journals | |
| 67 | 20 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 68 | 25 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 69 | 90 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 70 | 22 |  | Flash Forward | Rose Eveleth | |
| 71 | 15 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 72 | 13 |  | The Burn Sequence | United Launch Alliance | |
| 73 | 23 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 74 | 3 |  | Nature Podcast | Springer Nature Limited | |
| 75 | 117 | A | AfroPop Music 4 D Soul | BlackBoiAmazing | |
| 76 | 24 |  | Brady Heywood Podcast | Sean Brady | |
| 77 | 28 |  | Short Wave | NPR | |
| 78 | 25 |  | Why Do We Do That? | BBC Radio 4 | |
| 79 | 28 |  | COMPLEXITY | Santa Fe Institute | |
| 80 | 26 | P | Plane Crash Diaries | Desmond Latham | |
| 81 | 24 |  | Dermatology Snapshots | Dr Vanessa Pinder | |
| 82 | 4 |  | Regenerative Agriculture Podcast | John Kempf | |
| 83 | 27 | T | The Psychology of Criminal and Antisocial Behaviour | WP | |
| 84 | 26 |  | Chemistry Made Simple | Matthew Macariou | |
| 85 | 25 |  | This Week in Parasitism | Vincent Racaniello | |
| 86 | 25 | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 87 | 25 | T | Theoretical Neuroscience Podcast | Gaute Einevoll | |
| 88 | 25 | R | Rapids by Songs 4 FRCR | Songs 4 FRCR Rapids | |
| 89 | 25 |  | Every Animal Ever | Dr Cesar Puechmarin, Zach Mander | |
| 90 | 25 | F | Farm Vet Journal Club | Farm Vet Journal Club | |
| 91 | 24 |  | The Life Scientific | BBC Radio 4 | |
| 92 | 17 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 93 | 25 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 94 | 17 |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 95 | 66 |  | Unexpected Elements | BBC World Service | |
| 96 | 26 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 97 | 29 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 98 | 35 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 99 | 32 |  | The world, the universe and us | New Scientist | |
| 100 | 19 |  | Science In Action | BBC World Service | |
