| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 4 |  | Curious Cases | BBC Radio 4 | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 4 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 14 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 6 | 1 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 7 | 4 | S | Students of Surgery | Martin Brand | |
| 8 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 9 | 3 |  | Science Vs | Spotify Studios | |
| 10 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | 2 |  | Blurry Creatures | Blurry Creatures | |
| 12 | 2 |  | Unexplainable | Vox | |
| 13 | 4 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 14 | 4 | T | The Addiction Psychologist | Samuel Acuff and Noah Emery | |
| 15 | 4 |  | Radiolab | WNYC Studios | |
| 16 | 5 |  | Science Weekly | The Guardian | |
| 17 | 9 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 18 | — | G | Green Noise | CapeNature | |
| 19 | 11 |  | BBC Inside Science | BBC Radio 4 | |
| 20 | 6 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 21 | 6 |  | The Psychology Podcast | iHeartPodcasts | |
| 22 | 14 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 23 | 41 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 24 | 35 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 25 | 9 |  | Science Friday | Science Friday and WNYC Studios | |
| 26 | 17 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 27 | 17 | M | Môre onder die Soeklig | Afrikaans.Radio | |
| 28 | — | J | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 29 | 72 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 30 | 69 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 31 | 37 |  | Invisibilia | NPR | |
| 32 | 7 |  | Seeking A Scientist | KCUR Studios | |
| 33 | 50 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 34 | 51 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 35 | 113 |  | The Episodic Table of Elements | T. R. Appleton | |
| 36 | 16 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 37 | 8 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 38 | 16 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 39 | 130 |  | Living Planet | DW | |
| 40 | 118 |  | The History of Chemistry | Steve Cohen | |
| 41 | 31 |  | Discovery | BBC World Service | |
| 42 | 102 |  | New Books in Psychoanalysis | Marshall Poe | |
| 43 | 52 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 44 | 4 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 45 | 140 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 46 | 128 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 47 | 24 |  | Wild Times: Wildlife Education | Wildlife Educator - Forrest Galante | |
| 48 | 21 |  | More or Less | BBC Radio 4 | |
| 49 | — | T | Talking Euretina | Whipsmart Media | |
| 50 | 22 |  | CrowdScience | BBC World Service | |
| 51 | — | T | The Intern At Work: Internal Medicine | Medicine Pods: The Intern at Work | |
| 52 | — |  | Rare Earth | BBC Radio 4 | |
| 53 | — |  | Mind & Matter | Nick Jikomes | |
| 54 | — |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 55 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 56 | — |  | When Science Finds a Way | Wellcome | |
| 57 | — | T | The Science of Self | Peter Hollins | |
| 58 | — |  | Chemistry in its element | Chemistry World | |
| 59 | — | S | Sociology Ruins Everything | Matt Sedlar | |
| 60 | — | T | The Sociology Show | Matthew Wilkin | |
| 61 | — | S | Sleep Science Podcast | Penny Lewis | |
| 62 | 31 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 63 | 39 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 64 | 38 |  | The Life Scientific | BBC Radio 4 | |
| 65 | 28 |  | Speaking of Psychology | American Psychological Association | |
| 66 | 21 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 67 | 34 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 68 | 36 | P | Psychology | Yale School of Medicine | |
| 69 | 7 |  | The Michael Shermer Show | Michael Shermer | |
| 70 | 35 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 71 | 29 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 72 | 38 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 73 | 17 |  | The Orthobullets Podcast | Orthobullets | |
| 74 | 19 |  | You Are Not So Smart | You Are Not So Smart | |
| 75 | — | N | Naked Scientists, In Short Special Editions Podcast | The Naked Scientists | |
| 76 | 37 |  | Casual Inference | Lucy D'Agostino McGowan and Ellie Murray | |
| 77 | 39 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 78 | 8 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 79 | 30 |  | Drilled | Pushkin Industries | |
| 80 | 39 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 81 | 35 | F | Fundamentals of Mathematics | Eduardo Reyes | |
| 82 | 35 |  | The Cartesian Cafe | Timothy Nguyen | |
| 83 | 38 |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 84 | 36 |  | Unbiased Science | @unbiasedscipod | |
| 85 | 35 |  | Medical Basics Podcast - Tips, Tricks, and Advice for Medical and Nursing Students | Medical Basics | |
| 86 | 35 | I | Investigating Breast Cancer | BCRF | |
| 87 | 35 |  | RCPCH Podcasts | Royal College of Paediatrics and Child Health | |
| 88 | 35 | C | CAPcasts | College of American Pathologists | |
| 89 | 35 | E | Equine Innovators | TheHorse | |
| 90 | 6 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 91 | 24 |  | Short Wave | NPR | |
| 92 | 51 | T | The Engineering Passion Express | Brandon Donnelly | |
| 93 | 45 |  | Overheard at National Geographic | National Geographic | |
| 94 | 37 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 95 | 37 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 96 | 25 | S | Safari Stories | Trunks and Tracks | |
| 97 | 37 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 98 | 35 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 99 | 19 |  | Sternengeschichten | Florian Freistetter | |
| 100 | 22 |  | That UFO Podcast | That UFO Podcast | |
