| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | — |  | Science Vs | Spotify Studios | |
| 6 | 1 |  | Unexplainable | Vox | |
| 6 | — |  | Quirks and Quarks | CBC | |
| 8 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | — |  | Blurry Creatures | Blurry Creatures | |
| 9 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 10 | 4 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 10 | 1 | W | White Coat, Black Art | CBC | |
| 12 | 3 | B | Boring History for Sleep | Velvet | |
| 13 | 2 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 14 | 8 | D | Des psychologues au travail | Guillaume Daigneault | |
| 14 | 1 |  | Short Wave | NPR | |
| 17 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 18 | 5 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 19 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 21 | 4 |  | Speaking of Psychology | American Psychological Association | |
| 22 | 7 |  | Chris Hadfield On Energy | On Energy | |
| 22 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 3 |  | Discovery | BBC World Service | |
| 23 | 3 |  | Alive Again | iHeartPodcasts | |
| 24 | 8 |  | The Psychology Podcast | iHeartPodcasts | |
| 26 | 3 |  | Mythfits | Pionaire Podcasting | |
| 27 | 3 |  | Overheard at National Geographic | National Geographic | |
| 28 | 6 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 29 | 6 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 30 | 5 |  | Science Friday | Science Friday and WNYC Studios | |
| 31 | 2 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 32 | 4 |  | ScienceStuff | iHeartPodcasts | |
| 32 | 2 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 33 | 3 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 33 | 2 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 34 | 1 | D | Dose de psy: le podcast | Dre Janick Coutu, psychologue | |
| 34 | 110 |  | Ciência Suja | Ciência Suja | |
| 35 | 69 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 36 | 9 |  | Curious Cases | BBC Radio 4 | |
| 36 | 10 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 37 | 10 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 39 | 25 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 39 | 14 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 40 | 4 | A | A Radical Act of Hope with Siila Watt-Cloutier | PICS (Pacific Institute for Climate Solutions) | |
| 40 | — |  | The Michael Shermer Show | Michael Shermer | |
| 41 | 5 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 42 | 12 |  | The Quanta Podcast | Quanta Magazine | |
| 43 | 15 |  | Universe Today Podcast | Fraser Cain | |
| 45 | 9 |  | Science Magazine Podcast | Science Magazine | |
| 47 | 7 | L | Le Détecteur de rumeurs | Le Détecteur de rumeurs de Science-Presse | |
| 48 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 50 | 15 |  | Skeptoid | Brian Dunning | |
| 50 | 21 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 51 | 12 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 53 | 4 |  | Science Weekly | The Guardian | |
| 53 | 8 |  | Votre cerveau | France Culture | |
| 54 | 12 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 54 | 4 |  | CrowdScience | BBC World Service | |
| 54 | 30 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 56 | 9 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 56 | 12 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 57 | 16 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 58 | 16 |  | Let's Learn Everything! | Maximum Fun | |
| 59 | 13 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 60 | 4 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 61 | 28 |  | The Science of Birds | Ivan Phillipsen | |
| 61 | 18 |  | Nature Podcast | Springer Nature Limited | |
| 63 | 10 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 63 | 11 |  | La Science, CQFD | France Culture | |
| 63 | — |  | Origin Stories | The Leakey Foundation | |
| 64 | 13 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 64 | 16 |  | Need To Know | Bryce Zabel | |
| 65 | 10 |  | That UFO Podcast | That UFO Podcast | |
| 65 | 18 |  | Get Out Alive | Ashley Bray | |
| 66 | 22 |  | La Conversation scientifique | France Culture | |
| 66 | 71 | T | The Bovine by Alberta Beef Producers | Alberta Beef Producers | |
| 68 | 71 |  | Accidental Gods | Accidental Gods | |
| 68 | 3 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 69 | 24 |  | The Warblers by Birds Canada | Birds Canada | |
| 70 | 5 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 71 | 8 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 72 | 6 |  | Science unscripted | DW | |
| 72 | 19 |  | Instant Genius | Our Media | |
| 73 | 6 |  | The Astrophysics Podcast | Paul Duffell | |
| 74 | 3 |  | Invisibilia | NPR | |
| 75 | 19 |  | All In The Mind | ABC | |
| 77 | 18 |  | More or Less | BBC Radio 4 | |
| 77 | 18 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 77 | 23 |  | Mysterious Universe | 8th Kind | |
| 79 | 8 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 79 | 13 |  | The Common Descent Podcast | Common Descent | |
| 80 | 31 |  | The Future of Everything | Stanford Engineering | |
| 82 | 14 |  | Future Ecologies | Future Ecologies | |
| 83 | 57 |  | The Life Scientific | BBC Radio 4 | |
| 83 | 23 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 84 | 65 |  | Somewhere in the Skies | SpectreVision Radio | |
| 85 | 29 |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 85 | 24 |  | Bigfoot Crossroads | Matt Knapp | |
| 85 | 7 |  | BBC Inside Science | BBC Radio 4 | |
