| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | 1 |  | Radiolab | WNYC Studios | |
| 3 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 1 |  | Unexplainable | Vox | |
| 6 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | 4 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 48 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 9 | 3 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 10 | 8 |  | Speaking of Psychology | American Psychological Association | |
| 11 | 3 |  | Science Vs | Spotify Studios | |
| 12 | 43 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 13 | 71 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 14 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 15 | 7 |  | More or Less | BBC Radio 4 | |
| 16 | 3 |  | Nature Podcast | Springer Nature Limited | |
| 17 | 153 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 18 | 2 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 19 | 41 | N | New Books in Political Science | New Books Network | |
| 20 | 7 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 21 | 90 |  | Overheard at National Geographic | National Geographic | |
| 22 | 3 |  | The Medbullets Step 1 Podcast | Medbullets | |
| 23 | 6 | B | Boring History for Sleep | Velvet | |
| 24 | 15 |  | Curious Cases | BBC Radio 4 | |
| 25 | 2 |  | Short Wave | NPR | |
| 26 | 52 |  | Discovery | BBC World Service | |
| 27 | 45 | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 28 | 40 |  | Why Do We Do That? | BBC Radio 4 | |
| 29 | — |  | The Quanta Podcast | Quanta Magazine | |
| 30 | 4 |  | Blurry Creatures | Blurry Creatures | |
| 31 | — | T | The Brain and Brand Show | Podcast Party | |
| 32 | 82 | R | RadioGraphics Podcast | RSNA | Radiological Society of North America (RSNA) | |
| 33 | 11 |  | The world, the universe and us | New Scientist | |
| 34 | — |  | The Biochar Podcast | ANZBIG | |
| 35 | 25 | A | Arthroscopy Podcast | AANA | |
| 36 | 104 |  | Big Picture Science | Big Picture Science | |
| 37 | 22 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 38 | 157 | M | Making Science with Tom Whipple | The Times | |
| 39 | 131 |  | You Are Not So Smart | You Are Not So Smart | |
| 40 | — | T | The Vets Unleashed | The Vets Unleashed | |
| 41 | — | S | Safari Stories | Trunks and Tracks | |
| 42 | 22 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 43 | 157 |  | Mongabay Newscast | Mongabay.com | |
| 44 | — | P | Psychology | Yale School of Medicine | |
| 45 | 28 |  | TED Talks Science and Medicine | TED | |
| 46 | — | T | The Deep-Sea Podcast | Thomas Linley | |
| 47 | — | T | The Hague Diplomacy Podcast | The Hague Diplomacy Podcast | |
| 48 | — | I | Into The Wilderness with Byron Pace | The Pace Brothers | |
| 49 | — |  | Species | mackenmurphy.org | |
| 50 | — | F | Future Planet Podcast | Carl Pratt | |
| 51 | — | T | The Reading Room with Diagnostic Imaging | Diagnostic Imaging | |
| 52 | 14 | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 53 | 32 |  | The Psychology Podcast | iHeartPodcasts | |
| 54 | 27 |  | BBC Inside Science | BBC Radio 4 | |
| 55 | 46 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 56 | 20 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 57 | 29 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 58 | 34 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 59 | 16 |  | Science In Action | BBC World Service | |
| 60 | 30 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 61 | 17 |  | New Books in Critical Theory | Marshall Poe | |
| 62 | 31 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 63 | 26 | S | Shots of Science Vs | Spotify Studios | |
| 64 | 25 |  | Strange Encounters with Rick Burgess | Blaze Podcast Network | |
| 65 | 16 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 66 | 20 |  | All In The Mind | ABC | |
| 67 | 120 |  | ScienceStuff | iHeartPodcasts | |
| 68 | 15 | S | Students of Surgery | Martin Brand | |
| 69 | 34 |  | Science Weekly | The Guardian | |
| 70 | 42 | W | Wild Tales | Nature Podcast | National Trust | |
| 71 | — | N | New Books in Gender | New Books Network | |
| 72 | 40 | G | Gym Cast/ جیم کست's Show | Gym Cast/ جیم کست | |
| 73 | 28 |  | Invisibilia | NPR | |
| 74 | 16 |  | Ancient Aliens | PodcastOne | |
| 75 | 42 |  | Science with Sabine | Sabine Hossenfelder | |
| 76 | 42 | R | RCOG | Royal College of Obstetricians and Gynaecologists | |
| 77 | — |  | The Episodic Table of Elements | T. R. Appleton | |
| 78 | 37 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 79 | 43 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 80 | — | E | Evolution Talk | Rick Coste | |
| 81 | 43 | T | The Soil Health Hub Podcast | Soil Health Hub | |
| 82 | 42 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 83 | 8 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 84 | 10 |  | Babbage from The Economist | The Economist | |
| 85 | 6 |  | Science Friday | Science Friday and WNYC Studios | |
| 86 | 36 | N | Nerdland Weekoverzicht | Qmusic | |
| 87 | 45 |  | The Orthobullets Podcast | Orthobullets | |
| 88 | 53 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 89 | 32 |  | The Science of Birds | Ivan Phillipsen | |
| 90 | 41 |  | MinuteEarth | Minute Earth | |
| 91 | 8 |  | CrowdScience | BBC World Service | |
| 92 | 41 | N | Neuroscience of Coaching | Mirasee FM | |
| 93 | 45 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 94 | — |  | The Life Scientific | BBC Radio 4 | |
| 95 | — | J | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 96 | 44 |  | State of Seed | Foreign Policy | |
| 97 | 42 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 98 | 10 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 99 | 52 |  | TheThinkingAtheist | The Thinking Atheist | |
| 100 | 11 |  | The Michael Shermer Show | Michael Shermer | |
