| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Science Vs | Spotify Studios | |
| 4 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | — |  | Quirks and Quarks | CBC | |
| 7 | — |  | Unexplainable | Vox | |
| 8 | — | W | White Coat, Black Art | CBC | |
| 9 | 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 9 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 10 | — | B | Boring History for Sleep | Velvet | |
| 11 | 2 |  | Chris Hadfield On Energy | On Energy | |
| 11 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 13 | 1 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 14 | 1 |  | Short Wave | NPR | |
| 14 | 3 |  | Overheard at National Geographic | National Geographic | |
| 15 | 3 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 15 | 5 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 2 |  | The Psychology Podcast | iHeartPodcasts | |
| 16 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 16 | 5 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 18 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 3 |  | Nice Genes! | Genome BC | |
| 19 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 20 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 22 | 5 |  | Blurry Creatures | Blurry Creatures | |
| 24 | 14 |  | Babbage from The Economist | The Economist | |
| 25 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 25 | 50 | T | This is Wild | Antica Productions, World Wildlife Fund Canada | |
| 27 | 1 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 27 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 28 | 3 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 29 | — |  | Universe Today Podcast | Fraser Cain | |
| 29 | 3 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 30 | 1 |  | All In The Mind | ABC | |
| 30 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 30 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 31 | 28 |  | The Common Descent Podcast | Common Descent | |
| 34 | 5 |  | More or Less | BBC Radio 4 | |
| 34 | 32 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 35 | 13 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 35 | 23 |  | Science Friday | Science Friday and WNYC Studios | |
| 35 | 8 |  | La Science, CQFD | France Culture | |
| 35 | 4 |  | The Michael Shermer Show | Michael Shermer | |
| 35 | 1 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 37 | 18 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 38 | 11 |  | La Conversation scientifique | France Culture | |
| 40 | 2 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 40 | 4 |  | A Question of Science | The Francis Crick Institute | |
| 40 | 13 |  | Science Weekly | The Guardian | |
| 41 | 2 |  | Bigfoot Society | Jeremiah Byron | |
| 41 | — | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 42 | 3 |  | Nature Podcast | Springer Nature Limited | |
| 43 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 44 | 8 |  | Science In Action | BBC World Service | |
| 45 | 11 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 47 | — |  | Curious Cases | BBC Radio 4 | |
| 47 | 5 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 48 | 6 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 48 | 6 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 49 | 39 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 49 | 15 |  | That UFO Podcast | That UFO Podcast | |
| 49 | 8 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 50 | 30 |  | TED Talks Science and Medicine | TED | |
| 50 | 13 |  | The Science of Birds | Ivan Phillipsen | |
| 51 | 3 |  | Discovery | BBC World Service | |
| 51 | 54 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 52 | 55 |  | Particles of Thought | GBH | |
| 53 | 18 |  | Scotland Outdoors | BBC Radio Scotland | |
| 54 | 6 |  | Mysterious Universe | 8th Kind | |
| 54 | 4 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 54 | 1 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 55 | — |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 57 | 10 |  | Lost Women of Science | Lost Women of Science | |
| 58 | — | L | Les années lumière | Radio-Canada | |
| 59 | 3 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 60 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 61 | 65 | T | TRAIT PHARMACIEN | A.P.E.S. | |
| 62 | 8 |  | Science unscripted | DW | |
| 63 | 41 | S | Small Planet Heroes | CoSphere | |
| 63 | 13 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 65 | — |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 65 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 67 | 10 |  | CrowdScience | BBC World Service | |
| 68 | 33 | A | A Radical Act of Hope with Siila Watt-Cloutier | PICS (Pacific Institute for Climate Solutions) | |
| 69 | — |  | The Quanta Podcast | Quanta Magazine | |
| 69 | 3 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 70 | 4 |  | This Week in Virology | Vincent Racaniello | |
| 73 | 11 |  | The House of Pod | Kaveh MD | |
| 73 | 23 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 73 | — |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 74 | 13 |  | Future Ecologies | Future Ecologies | |
| 74 | — |  | Curiosity Weekly | Discovery | |
| 75 | 56 |  | MinuteEarth | Minute Earth | |
| 75 | 8 |  | Get Out Alive | Ashley Bray | |
| 76 | 7 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 78 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 78 | 7 |  | The Couples Therapist Couch | Shane Birkel | |
| 79 | 114 |  | Oceanography | Pine Forest Media | |
| 80 | 19 |  | Astrum Space | Astrum | |
