| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 1 |  | Science Vs | Spotify Studios | |
| 6 | 6 |  | BBC Inside Science | BBC Radio 4 | |
| 7 | 1 |  | More or Less | BBC Radio 4 | |
| 8 | 1 |  | Science Weekly | The Guardian | |
| 9 | 4 |  | Radiolab | WNYC Studios | |
| 10 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 11 | 4 |  | All In The Mind | ABC | |
| 12 | 5 |  | Boring History for Sleep | Velvet | |
| 13 | 3 |  | Curious Cases | BBC Radio 4 | |
| 14 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 7 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 16 | 7 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 17 | 3 |  | Science Friction | ABC | |
| 18 | 5 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 19 | 9 |  | Science with Sabine | Sabine Hossenfelder | |
| 20 | 4 |  | Unexplainable | Vox | |
| 21 | 2 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 22 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 23 | 9 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 24 | 116 |  | The Life Scientific | BBC Radio 4 | |
| 25 | 5 |  | Kākāpō Files II | RNZ | |
| 26 | 5 |  | Our Changing World | RNZ | |
| 27 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 28 | 2 |  | Discovery | BBC World Service | |
| 29 | 4 |  | Operation Night Cat | New Hampshire Public Radio | |
| 30 | 53 |  | Ancient Aliens | PodcastOne | |
| 31 | 5 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 32 | 11 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 33 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 34 | 1 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 35 | 8 |  | Safe to Drink | NHPR | |
| 36 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 37 | 8 |  | TED Talks Science and Medicine | TED | |
| 38 | 2 |  | Dr Karl Podcast | triplej | |
| 39 | 15 |  | Unexpected Elements | BBC World Service | |
| 40 | 6 |  | The Climate Question | BBC World Service | |
| 41 | 16 |  | Science Friday | Science Friday and WNYC Studios | |
| 42 | 11 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 43 | 83 |  | Skeptoid | Brian Dunning | |
| 44 | 8 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 45 | 23 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 46 | 8 |  | Life Without | BBC Radio 4 | |
| 47 | 3 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 48 | 7 |  | Universe Today Podcast | Fraser Cain | |
| 49 | — |  | Ask the Naked Scientists | Dr Chris Smith | |
| 50 | 11 |  | Let's Learn Everything! | Maximum Fun | |
| 51 | 9 |  | The Rumen Room Podcasts | cwestwood | |
| 52 | 7 |  | We're not getting any younger... yet. | The Buck Institute | |
| 53 | 7 |  | SOA Podcasts - Society of Actuaries | Society of Actuaries (SOA) | |
| 54 | — |  | Sydney Institute For Psycho-Analysis | Sydney Institute For Psycho-Analysis | |
| 55 | 8 |  | Science TeaTime - Wissen auf eine Tasse Tee | ARD | |
| 56 | 8 |  | Research Insights, a Society of Actuaries Podcast | Research Insights | |
| 57 | 8 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 58 | 14 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 59 | 1 |  | The Plodcast | Our Media | |
| 60 | 8 |  | Babbage from The Economist | The Economist | |
| 61 | 20 |  | Astrum Space | Astrum | |
| 62 | 9 |  | Overheard at National Geographic | National Geographic | |
| 63 | 12 |  | Elements | BBC World Service | |
| 64 | 6 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 65 | 9 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 66 | 5 |  | Cool Worlds Podcast | coolworldslab | |
| 67 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 68 | 13 |  | Opinion Science | Andy Luttrell | |
| 69 | 10 |  | The Quanta Podcast | Quanta Magazine | |
| 70 | 4 |  | ologies with alie ward | ologies with alie ward | |
| 71 | 13 |  | Accidental Gods | Accidental Gods | |
| 72 | 8 |  | Short Wave | NPR | |
| 73 | 9 |  | Nature Podcast | Springer Nature Limited | |
| 74 | 25 |  | What The Duck?! | ABC | |
| 75 | 12 |  | CrowdScience | BBC World Service | |
| 76 | 9 |  | The Psychology Podcast | iHeartPodcasts | |
| 77 | 12 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 78 | 9 |  | Bigfoot Society | Jeremiah Byron | |
| 79 | 1 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 80 | 11 |  | Chemistry in its element | Chemistry World | |
| 81 | 3 |  | EcoFarm Aotearoa | Ewan Campbell with co-host Stephen Brunton | |
| 82 | 10 |  | The Perception & Action Podcast | Rob Gray | |
| 83 | 29 |  | The Science of Birds | Ivan Phillipsen | |
| 84 | 22 |  | Blurry Creatures | Blurry Creatures | |
| 85 | 12 |  | Eons: Surviving Deep Time | PBS | |
| 86 | 43 |  | The Science Show | ABC | |
| 87 | 13 |  | The Human Intelligence Podcast | IQ & Human Intelligence by Riot IQ | |
| 88 | 13 |  | Endocrine Feedback Loop | Endocrine Society | |
| 89 | 13 |  | What If: Science, Theory, and Possibilities | What If | |
| 90 | 13 |  | Get Birding | Peanut & Crumb | |
| 91 | 24 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 92 | 10 |  | The Michael Shermer Show | Michael Shermer | |
| 93 | 7 |  | Science Quickly | Scientific American | |
| 94 | 26 |  | The world, the universe and us | New Scientist | |
| 95 | 10 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 96 | 10 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 97 | 46 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 98 | 19 |  | Skeptics with a K | Skeptic Media Limited | |
| 99 | — |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 100 | 11 |  | Kia Pākiki Canterbury | Canterbury Branch of the Royal Society | |
