| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 6 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 7 | 4 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 7 | 1 |  | Science Vs | Spotify Studios | |
| 8 | 130 |  | When Science Finds a Way | Wellcome | |
| 9 | 6 |  | More or Less | BBC Radio 4 | |
| 9 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 6 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 11 | 5 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 15 | 14 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 15 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 15 | 5 | B | Boring History for Sleep | Velvet | |
| 16 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 18 | 24 | T | The African climate breakdown - Stories about climate change brought to you by Future Climate For Africa | SouthSouthNorth | |
| 19 | 27 |  | Curious Cases | BBC Radio 4 | |
| 19 | 7 |  | Universe Today Podcast | Fraser Cain | |
| 19 | 4 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 20 | 28 |  | The Orthobullets Podcast | Orthobullets | |
| 21 | 62 |  | Science Weekly | The Guardian | |
| 22 | 9 |  | Living Planet | DW | |
| 22 | 63 |  | Discovery | BBC World Service | |
| 23 | 17 | W | World of Sharks | Save Our Seas Foundation | |
| 23 | 13 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 24 | 1 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 24 | 87 | T | The Art of Mathematics | Carol Jacoby | |
| 25 | 10 |  | Babbage from The Economist | The Economist | |
| 27 | — | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 27 | 5 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 28 | — |  | Mythfits | Pionaire Podcasting | |
| 29 | 18 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 30 | 22 |  | The world, the universe and us | New Scientist | |
| 31 | 22 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 32 | 110 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 33 | 18 |  | For What It’s Earth | Emma Brisdion & Sophie Pavelle | |
| 34 | 16 |  | Why Do We Do That? | BBC Radio 4 | |
| 35 | 3 |  | Flash Forward | Rose Eveleth | |
| 35 | 144 | ![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 | |
| 35 | 30 |  | The Michael Shermer Show | Michael Shermer | |
| 35 | 4 | T | The Vertue Podcast | Shona Vertue | |
| 37 | 4 |  | This Week in Microbiology | Vincent Racaniello | |
| 37 | — | T | The Poultry Nutrition Blackbelt Podcast | Wisenetix | |
| 38 | 44 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 38 | — | T | The DemystifySci Podcast | DemystifySci | |
| 39 | 17 | J | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 39 | 110 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 39 | 35 |  | Astrum Space | Astrum | |
| 40 | 140 |  | Cool Worlds Podcast | coolworldslab | |
| 41 | 21 |  | Psychoanalysis & You | APsA American Psychoanalytic Association | |
| 42 | 35 |  | CrowdScience | BBC World Service | |
| 43 | — | T | The Blended Science Podcast | Nkazi Mkhwanazi, PhD. | |
| 44 | — | T | The Cosmic Savannah | The Cosmic Savannah | |
| 44 | 23 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 45 | 130 |  | TED Talks Science and Medicine | TED | |
| 45 | 60 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 46 | — | Z | Zoo Logic | Dr. Grey Stafford | |
| 48 | 42 |  | Science Friday | Science Friday and WNYC Studios | |
| 51 | — | T | The Zoology Ramblings Podcast | Robi Watkinson and Emma Hodson | |
| 52 | — |  | Training Without Conflict® | Dog Training Podcast | Training Without Conflict® | |
| 52 | — | S | Sharkpedia | Meghan Holst and Amani Webber-Schultz | |
| 53 | 2 | D | Data Science Decoded | Mike E | |
| 53 | 17 |  | This Week in Virology | Vincent Racaniello | |
| 54 | 7 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 55 | — | T | The Shark Trust Podcast | The Shark Trust | |
| 55 | 17 | T | The PathPod Podcast | PathPod | |
| 57 | 21 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 58 | 15 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 58 | 23 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 60 | 43 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 62 | 17 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 64 | 133 |  | Bigfoot Society | Jeremiah Byron | |
| 65 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 66 | — | A | African Cities | African Cities Research Consortium | |
| 66 | 21 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 69 | 22 |  | The Micah Hanks Program | Micah Hanks | |
| 71 | 24 | ن | نقطه کور | Reza Haghighi | |
| 73 | 29 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 73 | 35 |  | The Life Scientific | BBC Radio 4 | |
| 74 | 36 |  | Overheard at National Geographic | National Geographic | |
| 77 | 19 | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 78 | 36 |  | This Week in Cardiology | Medscape | |
| 79 | 14 |  | New Books in Critical Theory | Marshall Poe | |
| 79 | 19 |  | Science Friction | ABC | |
| 79 | 109 |  | La Science, CQFD | France Culture | |
| 80 | 19 | A | ASSFN Podcast | ASSFN | |
| 81 | 65 | A | Asimov Press | Asimov Press | |
| 82 | 19 |  | The Cartesian Cafe | Timothy Nguyen | |
| 84 | 20 |  | This Week in Space (Audio) | TWiT | |
| 85 | 21 | M | Mathematics Simplified | Anjali Sharma | |
| 86 | 3 |  | Short Wave | NPR | |
| 86 | 30 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 87 | 50 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 88 | — |  | Alive Again | iHeartPodcasts | |
| 89 | 68 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 90 | 28 |  | TheThinkingAtheist | The Thinking Atheist | |
| 90 | 30 | W | Wildest Kruger Stories | Karolina Norée | |
| 92 | 29 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 96 | — |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
