| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | 3 |  | Radiolab | WNYC Studios | |
| 6 | 12 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 7 | — |  | Science Vs | Spotify Studios | |
| 8 | 3 |  | More or Less | BBC Radio 4 | |
| 9 | 10 |  | All In The Mind | ABC | |
| 10 | 7 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 3 |  | Science Weekly | The Guardian | |
| 12 | 133 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 13 | 4 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 14 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 15 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 16 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 17 | 9 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 18 | 6 |  | BBC Inside Science | BBC Radio 4 | |
| 19 | 2 |  | Discovery | BBC World Service | |
| 20 | 7 |  | The world, the universe and us | New Scientist | |
| 21 | 6 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 22 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 23 | 9 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 24 | 1 |  | Unexplainable | Vox | |
| 25 | 27 |  | Ancient Aliens | PodcastOne | |
| 26 | 14 |  | Rare Earth | BBC Radio 4 | |
| 27 | 5 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 28 | 15 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 29 | 96 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 30 | 1 | M | Modern Slavery PEC podcast | Modern Slavery PEC | |
| 31 | 11 |  | Blurry Creatures | Blurry Creatures | |
| 32 | 121 |  | The Life Scientific | BBC Radio 4 | |
| 33 | 77 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 34 | 68 |  | Spacepod | Carrie Nugent | |
| 35 | 3 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 36 | 5 | O | Our Changing World | RNZ | |
| 37 | 9 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 38 | 14 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 39 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 40 | 46 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 41 | 123 |  | Brain Science with Ginger Campbell, MD: Neuroscience for Everyone | Ginger Campbell, MD | |
| 42 | 34 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 43 | 17 |  | This Week in Cardiology | Medscape | |
| 44 | 13 |  | Science In Action | BBC World Service | |
| 45 | — |  | New Books in Psychoanalysis | Marshall Poe | |
| 46 | — | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 47 | — | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 48 | 139 |  | Invisibilia | NPR | |
| 49 | 21 | T | The Skeptic Zone | Richard Saunders | |
| 50 | — | N | New Books in Psychology | Marshall Poe | |
| 51 | — |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 52 | — | T | The Animal Sensemaker | The Observer | |
| 53 | — | B | Branch Out | Botanic Gardens of Sydney | |
| 54 | — | N | New Books in Anthropology | New Books Network | |
| 55 | — | N | New Books in Gender | New Books Network | |
| 56 | — |  | The Center for Medical Simulation | Center for Medical Simulation | |
| 57 | — | N | New Books in Political Science | New Books Network | |
| 58 | — | N | New Books in Neuroscience | New Books Network | |
| 59 | — | N | New Books in Science, Technology, and Society | New Books Network | |
| 60 | — | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 61 | — | N | New Books in Sociology | New Books Network | |
| 62 | — | H | Hauraki Gulf Kōrero | Alex Rogers | |
| 63 | — |  | The Orthogonal Bet | Lux Capital | |
| 64 | 37 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 65 | 17 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 66 | 36 | T | The Criminology Academy | Jose Sanchez and Jenn Tostlebe | |
| 67 | 22 |  | Short Wave | NPR | |
| 68 | 80 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 69 | 34 |  | Ask MIT Climate | MIT Climate Project | |
| 70 | 33 |  | SciShow Tangents | Complexly | |
| 71 | 1 |  | Universe Today Podcast | Fraser Cain | |
| 72 | 39 | F | Feed for Thought | Pioneer Brand Products NZ | |
| 73 | 29 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 74 | 40 |  | Opinion Science | Andy Luttrell | |
| 75 | 39 |  | CrowdScience | BBC World Service | |
| 76 | 5 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 77 | 35 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 78 | 29 |  | Safety Third | Safety Third | |
| 79 | 40 |  | Expanded Perspectives | Expanded Perspectives | |
| 80 | 8 |  | Ask a Spaceman! | Paul M. Sutter | |
| 81 | 87 |  | Science with Sabine | Sabine Hossenfelder | |
| 82 | 34 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 83 | 30 | N | New Scientist Weekly | New Scientist | |
| 84 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 85 | 35 | T | The Force of Nature Podcast | Conan Moynihan | |
| 86 | 32 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 87 | 32 | B | Best Medicine | BBC Radio 4 | |
| 88 | 31 |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 89 | 35 |  | New Books in Critical Theory | Marshall Poe | |
| 90 | 25 |  | That UFO Podcast | That UFO Podcast | |
| 91 | 23 | A | Australian Wildlife Education: Wild Chats | Jodie Creek | |
| 92 | 9 | C | Costing the Earth | BBC Radio 4 | |
| 93 | 29 |  | Cool Worlds Podcast | coolworldslab | |
| 94 | 36 |  | The TBRI Podcast | Karyn Purvis Institute of Child Development TCU | |
| 95 | 36 |  | Uncommon Living: A Dialogue in Human Resilience | Thomas P Seager, PhD | |
| 96 | 36 |  | Mystères et étoiles | Zebroloss | |
| 97 | 36 | E | Everyday Neuro: Psychology and Neuroscience Podcast | Dr Janine Cooper: Cognitive Psychologist, Neuroscientist, Neuropsychology researcher. | |
| 98 | 35 |  | UFO Witnesses | UFO Witnesses | |
| 99 | 34 |  | The Science of Coffee | James Harper | |
| 100 | 34 | A | Acceptance & Commitment Therapy Questions & Answers | Jacob Martinez | |
