| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 2 |  | Curious Cases | BBC Radio 4 | |
| 6 | — |  | Science Vs | Spotify Studios | |
| 7 | 1 |  | Science Weekly | The Guardian | |
| 8 | 4 |  | More or Less | BBC Radio 4 | |
| 8 | 1 |  | Radiolab | WNYC Studios | |
| 9 | 5 | B | Boring History for Sleep | Velvet | |
| 9 | 1 |  | Discovery | BBC World Service | |
| 11 | 1 |  | All In The Mind | ABC | |
| 13 | 9 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 13 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 13 | 1 |  | A Question of Science | The Francis Crick Institute | |
| 14 | 13 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 15 | 1 |  | The world, the universe and us | New Scientist | |
| 16 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 16 | — |  | Giant Leap with Taylor Wilson | Giant Leap | |
| 17 | 4 | O | Our Changing World | RNZ | |
| 18 | 33 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 18 | 3 | W | What The Duck?! | ABC | |
| 19 | 1 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 19 | 6 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 20 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 22 | 10 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 23 | 5 |  | The Life Scientific | BBC Radio 4 | |
| 23 | 26 |  | Overshoot: Navigating a world beyond 1.5°C | Planet B Productions | |
| 24 | 4 |  | CrowdScience | BBC World Service | |
| 26 | 7 | S | Sweet Little Human | Orkan Media | |
| 26 | 4 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 27 | — |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 28 | 7 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 28 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 29 | 4 |  | Science In Action | BBC World Service | |
| 30 | 23 |  | Dr Karl Podcast | triplej | |
| 30 | 16 |  | The Science of Birds | Ivan Phillipsen | |
| 31 | 24 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 33 | 8 |  | The Michael Shermer Show | Michael Shermer | |
| 33 | — |  | Overheard at National Geographic | National Geographic | |
| 34 | 10 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 34 | 32 |  | The Common Descent Podcast | Common Descent | |
| 35 | 2 |  | Short Wave | NPR | |
| 36 | 1 |  | Universe Today Podcast | Fraser Cain | |
| 36 | 33 |  | That's Just Wild | Fresh Air | |
| 36 | 5 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 37 | 17 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 37 | 9 |  | The Science Show | ABC | |
| 38 | 9 |  | Unexplainable | Vox | |
| 39 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 40 | 32 |  | Astrum Space | Astrum | |
| 42 | 12 |  | People Helping Nature Podcast | Conservation Amplified | |
| 43 | 11 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 43 | 107 |  | Breaking Down: Collapse | Kory & Kellan | |
| 44 | 2 |  | Somewhere in the Skies | SpectreVision Radio | |
| 45 | 37 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 47 | — |  | Cited Podcast | Cited Media | |
| 47 | 7 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 48 | 2 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 48 | 95 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 49 | 72 |  | The Astrophysics Podcast | Paul Duffell | |
| 49 | 10 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 50 | — |  | Speaking of Psychology | American Psychological Association | |
| 52 | — | C | Conservation and Science | Tommy's Outdoors | |
| 52 | 50 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 52 | 2 |  | Blurry Creatures | Blurry Creatures | |
| 53 | — |  | The Futurists | Brett King, JP Nicols, Jason Henrichs | |
| 53 | 11 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 53 | 8 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 54 | 93 | T | The Weather That Changed Us | ABC | |
| 54 | — |  | Lost Women of Science | Lost Women of Science | |
| 55 | 3 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 55 | 10 |  | Ask a Spaceman! | Paul M. Sutter | |
| 56 | 28 |  | The Micah Hanks Program | Micah Hanks | |
| 56 | — |  | The Quanta Podcast | Quanta Magazine | |
| 57 | 9 | S | Safe As Podcast | Ben Hutchinson | |
| 58 | 2 | T | The Force of Nature Podcast | Conan Moynihan | |
| 59 | — |  | The Social Work Podcast | Jonathan B. Singer, Ph.D., LCSW | |
| 59 | 2 |  | Regenerative Agriculture Podcast | John Kempf | |
| 59 | 49 | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 61 | 10 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 62 | 10 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 62 | 55 |  | Plant The Trees | Harry Greene | |
| 63 | — |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 63 | — |  | The Habitat | Gimlet | |
| 63 | 10 | V | Voice of Tangaroa | RNZ | |
| 64 | — | E | Exolore: facts-based fictional worldbuilding | Multitude | |
| 64 | 65 |  | Babbage from The Economist | The Economist | |
| 64 | 11 | T | The Psychology of Criminal and Antisocial Behaviour | WP | |
| 65 | — | T | Tweet of the Day | BBC Radio 4 | |
| 66 | — |  | Planet Visionaries – SEASON 5 | A podcast in partnership with The Rolex Perpetual Planet Initiative | |
| 66 | 12 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 67 | — | F | Feed for Thought | Pioneer Brand Products NZ | |
| 67 | 17 |  | Naturebang | BBC Radio 4 | |
| 68 | 14 |  | Unexpected Elements | BBC World Service | |
| 68 | — |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 69 | 14 |  | Pale Blue Pod | Multitude | |
| 70 | 1 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 72 | 1 | A | Annals of Emergency Medicine | Ryan Radecki, MD & Rory Spiegel, MD | |
