| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | Science Vs | Spotify Studios | |
| 3 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 14 |  | Science Weekly | The Guardian | |
| 5 | 8 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 6 | 6 |  | Radiolab | WNYC Studios | |
| 7 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 5 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 9 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 10 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 11 | 25 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 12 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 13 | 8 |  | The Psychology Podcast | iHeartPodcasts | |
| 14 | 4 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 15 | 1 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 16 | 22 |  | MinuteEarth | Minute Earth | |
| 17 | 26 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 18 | 12 |  | BBC Inside Science | BBC Radio 4 | |
| 19 | 8 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 20 | 131 | F | Feed for Thought | Pioneer Brand Products NZ | |
| 21 | 1 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 22 | 9 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 23 | 9 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 24 | 13 |  | ScienceStuff | iHeartPodcasts | |
| 25 | 166 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 26 | 14 |  | All In The Mind | ABC | |
| 27 | 50 |  | Science In Action | BBC World Service | |
| 28 | 13 |  | More or Less | BBC Radio 4 | |
| 29 | 149 |  | Rare Earth | BBC Radio 4 | |
| 30 | 19 |  | BrainStuff | iHeartPodcasts | |
| 31 | 13 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 32 | 13 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 33 | 166 |  | People Helping Nature Podcast | Conservation Amplified | |
| 34 | 166 |  | The Market Gardener Podcast | JM Fortier | |
| 35 | 11 |  | The world, the universe and us | New Scientist | |
| 36 | — |  | Get Out Alive | Ashley Bray | |
| 37 | 11 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 38 | — | F | Fire Science Show | Wojciech Wegrzynski | |
| 39 | — | S | Smooth Brain Society | Smooth Brain Society | |
| 40 | — |  | Sustainababble | Sustainababble: comedy, nature, climate change. | |
| 41 | 17 |  | Robinson's Podcast | Robinson Erhardt | |
| 42 | — |  | PlanetGeo: The Geology Podcast | Chris and Jesse | |
| 43 | 26 |  | Skeptics with a K | Skeptic Media Limited | |
| 44 | — | W | Weekend Birder | Kirsty Costa | |
| 45 | — |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 46 | — | P | Physical Attraction | PhysicsPodcast.com | |
| 47 | — | T | The Force of Nature Podcast | Conan Moynihan | |
| 48 | — | G | GrassCheck Podcast | AgriSearch & AFBI | |
| 49 | — |  | Going Wild with Dr. Rae Wynn-Grant | PBS Nature | |
| 50 | — |  | Real Organic Podcast | Real Organic Project | |
| 51 | — | N | Nature Connection Radio | Big Blend Radio Network | |
| 52 | — |  | Soil Matters | The British Society of Soil Science | |
| 53 | — |  | A Voyage to Antarctica | UKAHT | |
| 54 | — | T | Tune into Nature with Karthic | Tune into Nature | |
| 55 | — |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 56 | — |  | Water Resources Podcast | Bridget Scanlon | |
| 57 | — |  | Soils For Life | Soils For Life | |
| 58 | — |  | RSM River Mechanics Podcast | Stanford Gibson | |
| 59 | — | V | Veterinary Surgery Podcast | Jolle Kirpensteijn | |
| 60 | — |  | Sustainable(ish) | Jen Gale | |
| 61 | — |  | Contamination Station: Safer Environment Together | Moss Environmental | |
| 62 | — |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 63 | — | U | Uncovered Witness: Fire Science Revelations | Wojciech Wegrzynski | |
| 64 | 41 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 65 | 46 |  | Discovery | BBC World Service | |
| 66 | 41 | O | Our Changing World | RNZ | |
| 67 | 43 |  | Nature Podcast | Springer Nature Limited | |
| 68 | 31 | A | A Neuroscientist Explains | The Guardian | |
| 69 | 33 |  | Physics World Weekly Podcast | Physics World | |
| 70 | 46 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 71 | 38 |  | Votre cerveau | France Culture | |
| 72 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 73 | 72 |  | Science Quickly | Scientific American | |
| 74 | 53 |  | Flow Radio | Flow Research Collective | |
| 75 | 60 | F | Fight for the Wild | RNZ | |
| 76 | 41 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 77 | 118 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 78 | — | M | Me & Paranormal You | Ryan Singer | |
| 79 | 57 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 80 | — |  | Invisibilia | NPR | |
| 81 | 55 | L | La Terre au carré | France Inter | |
| 82 | — | F | Farming Today | BBC Radio 4 | |
| 83 | — | M | Mind Brew | Jacqui Maguire | |
| 84 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 85 | — | N | Native New Zealand | Christ's College Department of English and Media Studies | |
| 86 | 59 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 87 | 58 |  | Skeptoid | Brian Dunning | |
| 88 | 55 |  | Rebelliously Curious with Chrissy Newton: UFOs, Science, Culture and Futurism | Chrissy Newton | |
| 89 | — | S | Social Worker's Break Room | Treehouse Sound Inc. | |
| 90 | — | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 91 | — | B | Biological Farming Roundtable | Biological Farming Roundtable | |
| 92 | — |  | The Brain Health Revolution Podcast | The Brain Docs | |
| 93 | — | E | ECDC: On Air | European Centre for Disease Prevention and Control | |
| 94 | — | T | The Beef Cattle Health and Nutrition Podcast | Dr. John Campbell | |
| 95 | 63 | ミ | ミモリラジオ-自然の面白さを聴く | MIMORI | |
| 96 | — | D | Dear Social Worker, Let's Talk | Le'Siran Edwards | |
| 97 | — | F | Friendly Physics | Gabriela Gallego | |
| 98 | 64 | B | Broomedocs POdcast | Dr Casey Parker | |
| 99 | 71 |  | Unexplainable | Vox | |
| 100 | 58 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
