| 1 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 1 | 15 |  | Curious Cases | BBC Radio 4 | |
| 1 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 2 |  | Radiolab | WNYC Studios | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 2 |  | Science Weekly | The Guardian | |
| 5 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | 1 |  | More or Less | BBC Radio 4 | |
| 8 | 5 |  | Science Vs | Spotify Studios | |
| 9 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 10 | 2 |  | Unexplainable | Vox | |
| 10 | 1 |  | Discovery | BBC World Service | |
| 11 | 2 |  | All In The Mind | ABC | |
| 14 | 36 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 14 | 6 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 14 | 1 |  | Giant Leap with Taylor Wilson | Giant Leap | |
| 14 | 6 | B | Boring History for Sleep | Velvet | |
| 15 | 7 | O | Our Changing World | RNZ | |
| 16 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 16 | 23 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 17 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 18 | 4 |  | CrowdScience | BBC World Service | |
| 18 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 19 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 22 | 5 |  | Science In Action | BBC World Service | |
| 23 | 7 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 24 | 3 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 24 | 18 |  | Unexpected Elements | BBC World Service | |
| 25 | — |  | The Science Show | ABC | |
| 26 | 3 |  | Astrum Space | Astrum | |
| 27 | 2 |  | The Psychology Podcast | iHeartPodcasts | |
| 29 | 5 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 30 | 7 | E | EcoFarm Aotearoa | Ewan Campbell with co-host Stephen Brunton | |
| 30 | 10 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 31 | 53 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 33 | 3 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 33 | 25 |  | Breaking Down: Collapse | Kory & Kellan | |
| 33 | 5 |  | The world, the universe and us | New Scientist | |
| 34 | 4 | T | The Wandering Ecologist Podcast | Penny Green | |
| 34 | 3 |  | The Life Scientific | BBC Radio 4 | |
| 36 | 10 |  | Science Friction | ABC | |
| 36 | 22 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 37 | 4 |  | Origin Stories | The Leakey Foundation | |
| 37 | 3 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 38 | 10 |  | New Books in Critical Theory | Marshall Poe | |
| 39 | 20 |  | The Michael Shermer Show | Michael Shermer | |
| 40 | 13 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 40 | 14 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 40 | 3 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 42 | 3 |  | Universe Today Podcast | Fraser Cain | |
| 43 | 26 |  | Overshoot: Navigating a world beyond 1.5°C | Planet B Productions | |
| 43 | 8 |  | That UFO Podcast | That UFO Podcast | |
| 43 | 46 | B | Brought to you by Chemistry | Royal Society of Chemistry | |
| 44 | 21 |  | Overheard at National Geographic | National Geographic | |
| 45 | 11 |  | Expanded Perspectives | Expanded Perspectives | |
| 45 | 21 |  | The Climate Question | BBC World Service | |
| 46 | — |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 46 | 10 |  | Dr Karl Podcast | triplej | |
| 47 | 8 |  | Babbage from The Economist | The Economist | |
| 48 | 9 |  | Nature Podcast | Springer Nature Limited | |
| 49 | 4 |  | The Science of Birds | Ivan Phillipsen | |
| 49 | 6 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 49 | 25 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 50 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 51 | 11 |  | The Common Descent Podcast | Common Descent | |
| 51 | — | N | Nature Conversations: Dr. Adam Forbes Interviews the Experts | Dr Adam Forbes | |
| 52 | 2 |  | The Plodcast | Our Media | |
| 52 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 53 | 6 | O | Open Country | BBC Radio 4 | |
| 54 | 18 |  | Speaking of Psychology | American Psychological Association | |
| 54 | 34 |  | Altered States | PRX | |
| 55 | 2 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 56 | — | B | Best Medicine | BBC Radio 4 | |
| 57 | — | G | Grow Everything Biotech Podcast | Messaginglab | |
| 57 | — | R | Rewilding In Action | Maureen Howard | |
| 57 | 23 |  | Skeptoid | Brian Dunning | |
| 58 | 43 | T | The Artificial Human | BBC Radio 4 | |
| 59 | 18 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 60 | 29 |  | Blurry Creatures | Blurry Creatures | |
| 60 | 5 |  | Short Wave | NPR | |
| 61 | — |  | EverydaySpy Podcast | Andrew Bustamante | |
| 62 | 28 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 62 | 87 | F | Feed for Thought | Pioneer Brand Products NZ | |
| 65 | — | S | Space | BBC World Service | |
| 66 | 14 |  | Lost Women of Science | Lost Women of Science | |
| 66 | 127 | ![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 | |
| 66 | — | F | From the Earth to the Moon: A Retrospective Podcast on The Apollo Program | Doug & Peter | |
| 68 | 11 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 69 | 8 |  | Alive Again | iHeartPodcasts | |
| 69 | — | T | The FND Society Podcast | FND Society | |
| 69 | 34 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 71 | 5 |  | Science Friday | Science Friday and WNYC Studios | |
| 71 | 32 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 73 | 9 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 74 | 9 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 75 | 26 |  | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 76 | — |  | עושים היסטוריה עם רן לוי Osim Historia With Ran Levi | רשת עושים היסטוריה | |
| 77 | — | A | Anaphylaxis UK: Let's Talk About Allergies | Anaphylaxis UK | |
| 78 | 25 | T | The Science Of… | RNZ | |
