| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | — |  | Science Weekly | The Guardian | |
| 5 | 8 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 6 | — |  | Radiolab | WNYC Studios | |
| 6 | 1 |  | Curious Cases | BBC Radio 4 | |
| 7 | 2 |  | Science Vs | Spotify Studios | |
| 8 | 1 |  | All In The Mind | ABC | |
| 8 | 2 |  | More or Less | BBC Radio 4 | |
| 9 | 4 | B | Boring History for Sleep | Velvet | |
| 11 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 12 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 12 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | 4 |  | Discovery | BBC World Service | |
| 14 | 4 | O | Our Changing World | RNZ | |
| 15 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 16 | 3 |  | CrowdScience | BBC World Service | |
| 18 | 11 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 19 | 3 | K | Kākāpō Files II | RNZ | |
| 19 | 1 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 20 | 2 |  | A Question of Science | The Francis Crick Institute | |
| 20 | 2 |  | The Psychology Podcast | iHeartPodcasts | |
| 21 | 4 |  | Unexplainable | Vox | |
| 21 | — |  | Unexpected Elements | BBC World Service | |
| 23 | 25 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 24 | 121 |  | Drilled | Pushkin Industries | |
| 25 | 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 25 | 22 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | 4 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 28 | 15 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | 2 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 29 | 9 |  | The Life Scientific | BBC Radio 4 | |
| 29 | 7 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 30 | 3 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 30 | 68 |  | ExtinctZoo | ExtinctZoo | |
| 30 | 1 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 30 | 2 |  | Planet Em | Emily McDonald | |
| 30 | 10 |  | The world, the universe and us | New Scientist | |
| 32 | 49 | T | The Circle We Keep | The Aotearoa Circle | |
| 32 | 11 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 34 | 4 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 35 | 7 |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 38 | — |  | The Orthobullets Podcast | Orthobullets | |
| 38 | 7 |  | The Michael Shermer Show | Michael Shermer | |
| 38 | 144 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 39 | 4 |  | Babbage from The Economist | The Economist | |
| 40 | 6 | S | scigest - Bioeconomy Science Institute podcasts | New Zealand Institute for Bioeconomy Science Limited | |
| 40 | 11 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 41 | — | H | How To Save The World Podcast | Little Empire Podcasts | |
| 41 | 133 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 42 | — | C | Chattering with iCatCare | International Cat Care | |
| 42 | 4 |  | Universe Today Podcast | Fraser Cain | |
| 42 | 5 |  | The Science Show | ABC | |
| 43 | 11 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 43 | 80 |  | Naturebang | BBC Radio 4 | |
| 43 | — | V | Vet Voices On Air | Veterinary Voices UK | |
| 43 | 84 | N | New Scientist Weekly | New Scientist | |
| 44 | — |  | Giant Leap with Taylor Wilson | Giant Leap | |
| 44 | — | 知 | 知識好好玩 | 鏡好聽 | |
| 45 | 3 | W | Wild Lives | Our Media | |
| 46 | 138 | T | The Systemic Way | Sezer and Julie | |
| 46 | 54 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 47 | 15 |  | The Common Descent Podcast | Common Descent | |
| 48 | 8 |  | Scotland Outdoors | BBC Radio Scotland | |
| 49 | 4 | T | The Skeptic Zone | Richard Saunders | |
| 49 | 147 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 49 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 50 | — | T | The Ballot’s Bloody Rigged - A podcast by the Fiordland Wapiti Foundation | roywapiti | |
| 50 | 145 |  | This Week in Virology | Vincent Racaniello | |
| 50 | 7 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 50 | 1 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 51 | 14 |  | The Science of Everything Podcast | James Fodor | |
| 53 | — |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 53 | 3 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 54 | 3 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 56 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 57 | 9 |  | A Life More Wild | Canopy & Stars | |
| 58 | — | F | Futureproof with Jonathan McCrea | Newstalk | |
| 59 | 2 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 59 | 32 |  | That UFO Podcast | That UFO Podcast | |
| 60 | 11 | S | Star Diary | BBC Sky at Night Magazine | |
| 61 | 9 |  | The Science of Birds | Ivan Phillipsen | |
| 61 | — | F | FOCUS on Agriculture | Preston & Jason | |
| 61 | 13 |  | Short Wave | NPR | |
| 62 | 5 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 62 | — |  | Environment, Climate Change, Renewable Energy, Regeneration, Sustainability, Nature, Politics, Circular Economy - One Planet | Environmental Solutions - One Planet Podcast - Creative Process Original Series | |
| 63 | 5 |  | The Geonomics Podcast | Dr Alex Dickinson | |
| 64 | — | R | Red Crime - Sportello antiviolenza | Associazione Forensics Group | |
| 64 | — | F | Find Your Wild Podcast | Find Your Wild Podcast | |
| 66 | — |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 67 | 12 | R | Rewilding In Action | Maureen Howard | |
| 67 | — | N | New Books in Environmental Studies | Marshall Poe | |
| 67 | 23 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 69 | 20 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 69 | 2 |  | You Are Not So Smart | You Are Not So Smart | |
| 70 | — | S | Science Society | Catarina Cunha | |
| 71 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
