| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | — |  | Quirks and Quarks | CBC | |
| 5 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | — |  | White Coat, Black Art | CBC | |
| 7 | — |  | The Rest Is Science | Goalhanger | |
| 8 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | — |  | Boring History for Sleep | Velvet | |
| 10 | — |  | Science Vs | Spotify Studios | |
| 11 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 12 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 13 | — |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 14 | — |  | Short Wave | NPR | |
| 15 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 16 | — |  | Unexplainable | Vox | |
| 17 | — |  | Safe to Drink | NHPR | |
| 18 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 20 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 21 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 22 | — |  | Discovery | BBC World Service | |
| 23 | — |  | Blurry Creatures | Blurry Creatures | |
| 24 | — |  | Universe Today Podcast | Fraser Cain | |
| 25 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 26 | — |  | Operation Night Cat | New Hampshire Public Radio | |
| 27 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 28 | — |  | Curious Cases | BBC Radio 4 | |
| 29 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 30 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 31 | — |  | BBC Inside Science | BBC Radio 4 | |
| 32 | — |  | The Nature Of with Willow Defebaugh | Atmos | |
| 33 | — |  | Science Weekly | The Guardian | |
| 34 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 35 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 36 | — |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 37 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 38 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 39 | — |  | All In The Mind | ABC | |
| 40 | — |  | Overheard at National Geographic | National Geographic | |
| 41 | — |  | The Michael Shermer Show | Michael Shermer | |
| 42 | — |  | The Psychology Podcast | iHeartPodcasts | |
| 43 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 44 | — |  | Speaking of Psychology | American Psychological Association | |
| 45 | — |  | That UFO Podcast | That UFO Podcast | |
| 46 | — |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 47 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 48 | — |  | Outside/In | NHPR | |
| 49 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 50 | — |  | Get Birding | Peanut & Crumb | |
| 51 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 52 | — |  | Astrum Space | Astrum | |
| 53 | — |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 54 | — |  | Les années lumière | Radio-Canada | |
| 55 | — |  | Life Without | BBC Radio 4 | |
| 56 | — |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 57 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 58 | — |  | CrowdScience | BBC World Service | |
| 59 | — |  | The Warblers by Birds Canada | Birds Canada | |
| 60 | — |  | Unexpected Elements | BBC World Service | |
| 61 | — |  | Babbage from The Economist | The Economist | |
| 62 | — |  | The Science of Birds | Ivan Phillipsen | |
| 63 | — |  | The Wild with Chris Morgan | KUOW News and Information | |
| 64 | — |  | Ancient Aliens | PodcastOne | |
| 65 | — |  | Bigfoot Society | Jeremiah Byron | |
| 66 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 67 | — |  | Science Radio | Studio SF | |
| 68 | — |  | Let's Learn Everything! | Maximum Fun | |
| 69 | — |  | Nature Podcast | Springer Nature Limited | |
| 70 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 71 | — |  | TED Talks Science and Medicine | TED | |
| 72 | — |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 73 | — |  | La Science, CQFD | France Culture | |
| 74 | — |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 75 | — |  | Tomorrow's Cure | Mayo Clinic | |
| 76 | — |  | La Terre au carré | France Inter | |
| 77 | — |  | The Common Descent Podcast | Common Descent | |
| 78 | — |  | Dose de psy: le podcast | Dre Janick Coutu, psychologue | |
| 79 | — |  | Big Picture Science | Big Picture Science | |
| 80 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 81 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 82 | — |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 83 | — |  | The world, the universe and us | New Scientist | |
| 84 | — |  | Science Quickly | Scientific American | |
| 85 | — |  | More or Less | BBC Radio 4 | |
| 86 | — |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 87 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 88 | — |  | Skeptoid | Brian Dunning | |
| 89 | — |  | This Week in Virology | Vincent Racaniello | |
| 90 | — |  | Planet Em | Emily McDonald | |
| 91 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 92 | — |  | Science Magazine Podcast | Science Magazine | |
| 93 | — |  | La Conversation scientifique | France Culture | |
| 94 | — |  | TRAIT PHARMACIEN | A.P.E.S. | |
| 95 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 96 | — |  | The Episodic Table of Elements | T. R. Appleton | |
| 97 | — |  | Somewhere in the Skies | SpectreVision Radio | |
| 98 | — |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 99 | — |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 100 | — |  | ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast | ELI5 Explain Like I'm Five Podcast | |
