| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 6 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 5 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 2 | B | Boring History for Sleep | Velvet | |
| 10 | 9 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 11 | 4 |  | Science Vs | Spotify Studios | |
| 12 | 2 |  | More or Less | BBC Radio 4 | |
| 13 | 4 |  | Unexplainable | Vox | |
| 15 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 16 | 6 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 17 | 73 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 18 | — |  | 60-Second Health | Scientific American | |
| 19 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 20 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 21 | 36 |  | The Psychology Podcast | iHeartPodcasts | |
| 22 | 4 |  | Short Wave | NPR | |
| 23 | 13 |  | Discovery | BBC World Service | |
| 24 | 10 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 25 | 2 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 26 | 7 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 27 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 28 | 13 |  | Science Weekly | The Guardian | |
| 29 | 68 |  | All In The Mind | ABC | |
| 30 | 19 | S | Stanford Psychology Podcast | Stanford Psychology | |
| 31 | 158 |  | The Story Collider | Story Collider, Inc. | |
| 33 | 19 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 34 | 9 |  | Speaking of Psychology | American Psychological Association | |
| 35 | 35 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 36 | 8 |  | Curious Cases | BBC Radio 4 | |
| 37 | — |  | Dr Karl Podcast | triplej | |
| 38 | 25 |  | Blurry Creatures | Blurry Creatures | |
| 40 | 95 |  | שלושה שיודעים Three Who Know | כאן | Kan | |
| 42 | 146 |  | Astrum Space | Astrum | |
| 43 | 21 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 44 | 25 |  | Curiosity Theory | Dr. Dakotah Tyler & Justin Shaifer | |
| 46 | 1 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 48 | 67 |  | The Life Scientific | BBC Radio 4 | |
| 49 | 46 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 50 | — |  | Let's Science | SQPN, Inc. | |
| 51 | 33 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 52 | 12 |  | CrowdScience | BBC World Service | |
| 53 | 32 |  | Babbage from The Economist | The Economist | |
| 55 | 21 |  | Nature Podcast | Springer Nature Limited | |
| 56 | 40 | C | Cryptography FM | Symbolic Software | |
| 57 | — |  | Mongabay Newscast | Mongabay.com | |
| 58 | 102 |  | That UFO Podcast | That UFO Podcast | |
| 59 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 60 | — |  | All Creatures Podcast | All Creatures Podcast | |
| 61 | — | W | Waterlands | Wildfowl & Wetlands Trust | |
| 62 | — | G | Green Noise | CapeNature | |
| 63 | — | P | Philosophy | Cambridge University | |
| 64 | — | M | Manifesting Your Reality-The Law Of Assumption | Kimberly McComas | |
| 65 | — |  | Behavioral Grooves Podcast | Kurt Nelson, PhD and Tim Houlihan | |
| 66 | — | T | The Psychology of Criminal and Antisocial Behaviour | WP | |
| 67 | — | M | Medscape InDiscussion: Dyslipidemia | Medscape | |
| 68 | — | R | Research Matters Podcast | Jason Luoma, Ph.D. | |
| 69 | 38 |  | Science Quickly | Scientific American | |
| 70 | 31 |  | The world, the universe and us | New Scientist | |
| 71 | 42 | T | The Physio Matters Podcast | Jack Chew | |
| 73 | 10 |  | Unexpected Elements | BBC World Service | |
| 74 | 47 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 75 | 99 |  | Bigfoot Society | Jeremiah Byron | |
| 76 | 18 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 77 | 22 |  | The Michael Shermer Show | Michael Shermer | |
| 78 | 46 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 79 | 2 |  | In Pursuit of Development | Dan Banik | |
| 80 | 50 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 81 | 43 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 83 | 23 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 84 | 43 | T | The Aspiring Psychologist Podcast | Dr Marianne Trent | |
| 85 | 62 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 86 | 44 | T | The Human Subject | BBC Radio 4 | |
| 88 | 40 |  | TED Talks Science and Medicine | TED | |
| 89 | 42 |  | Sound By Nature | Sound By Nature | |
| 90 | 40 |  | Weather Geeks | Weather Group Television | |
| 91 | 43 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 92 | 30 |  | UFO Chronicles Podcast | Nik Hunter | |
| 93 | 43 |  | This Week in Virology | Vincent Racaniello | |
| 94 | 40 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 95 | 39 |  | Get Birding | Peanut & Crumb | |
| 96 | 43 |  | Planet Em | Emily McDonald | |
| 97 | 46 |  | Overheard at National Geographic | National Geographic | |
| 98 | 52 |  | The Quanta Podcast | Quanta Magazine | |
| 101 | 29 |  | Total Disclosure Podcast | Tyler Roberts | |
| 102 | 69 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 103 | 14 |  | The Couples Therapist Couch | Shane Birkel | |
| 104 | 4 |  | Living Planet | DW | |
| 105 | 6 | F | Farming Today | BBC Radio 4 | |
| 106 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 107 | 48 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 108 | 29 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 109 | — |  | The Jim Rutt Show | The Jim Rutt Show | |
| 109 | 68 | W | Wildest Kruger Stories | Karolina Norée | |
| 110 | — |  | TheThinkingAtheist | The Thinking Atheist | |
| 111 | 50 |  | Flash Forward | Rose Eveleth | |
| 112 | 60 |  | MinuteEarth | Minute Earth | |
| 113 | 46 |  | StarTalk Podcast | StarTalk Podcast | |
