| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 18 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — |  | More or Less | BBC Radio 4 | |
| 6 | 1 | O | Our Changing World | RNZ | |
| 6 | 31 | T | The Circle We Keep | The Aotearoa Circle | |
| 6 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 1 |  | Radiolab | WNYC Studios | |
| 7 | 2 |  | Unexplainable | Vox | |
| 8 | 2 |  | Science Weekly | The Guardian | |
| 9 | 2 |  | Science Vs | Spotify Studios | |
| 11 | 4 |  | Leaked | TFLabs | |
| 12 | 8 |  | All In The Mind | ABC | |
| 12 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 13 | 5 |  | Discovery | BBC World Service | |
| 13 | 5 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 15 | 10 | K | Kākāpō Files II | RNZ | |
| 16 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 16 | 6 |  | Curious Cases | BBC Radio 4 | |
| 18 | 129 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 18 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 7 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 20 | 1 |  | Operation Night Cat | New Hampshire Public Radio | |
| 20 | 37 |  | Overshoot: Navigating a world beyond 1.5°C | Planet B Productions | |
| 21 | 35 |  | You Are Not So Smart | You Are Not So Smart | |
| 21 | 10 |  | The Michael Shermer Show | Michael Shermer | |
| 21 | 10 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 22 | 5 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 23 | 140 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 23 | 6 | B | Boring History for Sleep | Velvet | |
| 24 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 24 | 1 |  | Blurry Creatures | Blurry Creatures | |
| 25 | 69 |  | Speaking of Psychology | American Psychological Association | |
| 25 | 10 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 26 | 113 |  | Robinson's Podcast | Robinson Erhardt | |
| 28 | 2 |  | Astrum Space | Astrum | |
| 28 | — | O | Omnivore | Food Technology Magazine | |
| 29 | 2 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 30 | 10 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 30 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 31 | 36 |  | Unexpected Elements | BBC World Service | |
| 31 | 55 |  | The Director's Desk | National Institutes of Health | |
| 31 | 1 |  | A Question of Science | The Francis Crick Institute | |
| 31 | 20 |  | The Answer Is Transaction Costs | Michael Munger | |
| 33 | 2 |  | Skeptoid | Brian Dunning | |
| 33 | 6 |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 34 | 6 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 37 | 3 |  | Nature Podcast | Springer Nature Limited | |
| 37 | 51 |  | Why Do We Do That? | BBC Radio 4 | |
| 37 | — |  | The Wolf Connection | A Wolf Connection® Production | |
| 38 | 22 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 38 | — | C | Cut the Crop! | Foundation for Arable Research (NZ) | |
| 39 | 3 |  | Babbage from The Economist | The Economist | |
| 39 | 100 |  | Science In Action | BBC World Service | |
| 39 | 3 |  | The Threshold | Foreign Policy | |
| 40 | 6 |  | CrowdScience | BBC World Service | |
| 40 | 3 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 41 | 77 | S | Spooky Science Sisters | Evergreen Podcasts | Killer Podcasts | |
| 41 | 4 | U | Under the Lens | Bioprotection Aotearoa | |
| 42 | — |  | SOIL: Rewilding the Underground | Freya Mulvey | |
| 43 | 13 |  | The Life Scientific | BBC Radio 4 | |
| 44 | 129 |  | Dr Karl Podcast | triplej | |
| 45 | 5 |  | Universe Today Podcast | Fraser Cain | |
| 45 | 80 |  | Somewhere in the Skies | SpectreVision Radio | |
| 46 | 1 |  | Rare Earth | BBC Radio 4 | |
| 47 | — | A | Appendix W: The Wallis Social Research Podcast | Wallis Social Research | |
| 47 | — |  | Two Bees in a Podcast | UF/IFAS Honey Bee Lab | |
| 48 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 48 | — | S | Save the Mermaids Podcast | Blake and Chelsea | |
| 48 | — | M | Making Science with Tom Whipple | The Times | |
| 49 | 22 |  | The Science of Birds | Ivan Phillipsen | |
| 49 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 50 | — | P | Paper Talk | 淼淼Elva | |
| 51 | 23 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 51 | 3 | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 52 | — |  | Geology Bites | Oliver Strimpel | |
| 53 | 17 |  | The History of Chemistry | Steve Cohen | |
| 54 | 15 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 55 | 18 |  | Overheard at National Geographic | National Geographic | |
| 55 | — | T | The Social Work Stories Podcast | The Social Work Stories Team | |
| 56 | — |  | Das Wissen | SWR | SWR | |
| 56 | 20 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 56 | — | T | The Weather That Changed Us | ABC | |
| 57 | 66 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 57 | 8 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 57 | — | T | The Bioinventors Podcast | Paeto Wangweera | |
| 59 | 4 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 59 | 64 | W | What The Duck?! | ABC | |
| 60 | — |  | Particles of Thought | GBH | |
| 61 | 16 |  | That UFO Podcast | That UFO Podcast | |
| 62 | — |  | Diet Doctor Podcast | dietdoctorpodcast | |
| 63 | 28 |  | The world, the universe and us | New Scientist | |
| 64 | 6 |  | Accidental Gods | Accidental Gods | |
| 64 | 21 |  | Ask a Spaceman! | Paul M. Sutter | |
| 65 | 20 |  | Because Language - a podcast about linguistics, the science of language. | Daniel Midgley, Ben Ainslie, and Hedvig Skirgård | |
| 65 | 44 | S | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales | Seven: Disturbing Chronicle Stories of Scary, Paranormal & Horror Tales, Bleav | |
| 66 | 4 |  | Short Wave | NPR | |
| 68 | 40 |  | The Science Show | ABC | |
