| 1 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 2 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | 10 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 1 |  | More or Less | BBC Radio 4 | |
| 5 | 2 |  | Science Vs | Spotify Studios | |
| 6 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 7 | 3 |  | Curious Cases | BBC Radio 4 | |
| 8 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 9 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 10 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 2 |  | Radiolab | WNYC Studios | |
| 12 | 1 |  | Science Weekly | The Guardian | |
| 13 | 50 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 14 | 12 |  | CrowdScience | BBC World Service | |
| 15 | — |  | Ologies with Alie Ward | Alie Ward | |
| 16 | 3 |  | All In The Mind | ABC | |
| 17 | 98 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 18 | 181 | T | The Weather That Changed Us | ABC | |
| 19 | — | B | Best Medicine | BBC Radio 4 | |
| 20 | 49 |  | ScienceStuff | iHeartPodcasts | |
| 21 | — | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 22 | 26 |  | The Climate Question | BBC World Service | |
| 23 | 11 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 24 | 5 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 25 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 26 | 128 | S | scigest - Bioeconomy Science Institute podcasts | New Zealand Institute for Bioeconomy Science Limited | |
| 27 | 11 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 28 | 122 |  | Let's Learn Everything! | Maximum Fun | |
| 29 | 15 | O | Our Changing World | RNZ | |
| 30 | 5 | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 31 | 11 |  | Unexplainable | Vox | |
| 32 | 39 | W | What The Duck?! | ABC | |
| 33 | 6 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 34 | — |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 35 | 41 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 36 | 24 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 37 | 15 |  | Science In Action | BBC World Service | |
| 38 | 11 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 39 | 22 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 40 | 33 |  | The Psychology Podcast | iHeartPodcasts | |
| 41 | 23 |  | New Books in Critical Theory | Marshall Poe | |
| 42 | 47 |  | The Common Descent Podcast | Common Descent | |
| 43 | 68 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 44 | 16 |  | Discovery | BBC World Service | |
| 45 | — |  | EverydaySpy Podcast | Andrew Bustamante | |
| 46 | 21 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 47 | 140 |  | Blurry Creatures | Blurry Creatures | |
| 48 | — |  | How We're Wired | The Bertarelli Foundation | |
| 49 | 97 |  | The Science of Everything Podcast | James Fodor | |
| 50 | — |  | Outside/In | NHPR | |
| 51 | — |  | Das Wissen | SWR | SWR | |
| 52 | 134 | N | Nature News from RSPB Scotland | RSPB Scotland | |
| 53 | — |  | Podcast UFO | Martin Willis | |
| 54 | 30 | I | Into The Paranormal, Podcast With Tony Brueski | Real Story Media | |
| 55 | — | E | Explore the ROAD | Doug Parker | |
| 56 | 5 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 57 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 58 | — |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 59 | — | M | MissPerceived | Audiocrafty | |
| 60 | 5 |  | Unexpected Elements | BBC World Service | |
| 61 | 30 | E | Economics In Ten | Economics In Ten | |
| 62 | 32 | T | Two Psychologists Four Beers | Yoel Inbar, Michael Inzlicht, and Alexa Tullett | |
| 63 | — | S | Spooky Science Sisters | Evergreen Podcasts | Killer Podcasts | |
| 64 | — | F | Fight for the Wild | RNZ | |
| 65 | — | A | A CRISPR Bite: How gene-editing technology is changing our food | Corinne Ruff, GEAP3 Network, Lauren Crossland-Marr | |
| 66 | 33 | B | Bon Chien | Dave Putman, Forrest Micke, Josh Moran | |
| 67 | 33 | H | High on Plants, Stoked on Science | Ivan & Alex | |
| 68 | 28 |  | The Life Scientific | BBC Radio 4 | |
| 69 | 37 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 70 | 33 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 71 | 9 | O | Open Country | BBC Radio 4 | |
| 72 | 36 |  | The Michael Shermer Show | Michael Shermer | |
| 73 | 32 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 74 | 16 |  | The world, the universe and us | New Scientist | |
| 75 | 37 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 76 | 36 |  | The Science Show | ABC | |
| 77 | 9 | N | Nature Conversations: Dr. Adam Forbes Interviews the Experts | Dr Adam Forbes | |
| 78 | 88 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 79 | 37 |  | Where Inches Matter by Agraforum | Agraforum NZ | |
| 80 | 34 |  | Overheard at National Geographic | National Geographic | |
| 81 | 38 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 82 | 43 | T | The Antigen | Pfizer | |
| 83 | 39 |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 84 | 20 |  | Nature Podcast | Springer Nature Limited | |
| 85 | 40 |  | Skeptoid | Brian Dunning | |
| 86 | 23 |  | Universe Today Podcast | Fraser Cain | |
| 87 | 28 | F | Fossils and Fiction | Travis Holland and Alyssa Fjeld. | |
| 88 | 7 |  | Rare Earth | BBC Radio 4 | |
| 89 | 38 |  | The Eco Well podcast | Jen@theecowell | |
| 90 | 37 | B | Because Why?! The Science and Society Pod. | Brianne West | |
| 91 | 44 |  | BrainStuff | iHeartPodcasts | |
| 92 | 42 | F | Fire Science Show | Wojciech Wegrzynski | |
| 93 | 41 | N | Nature Evolutionaries | Organization of Nature Evolutionaries | |
| 94 | 40 |  | Climate Curious | TEDxLondon | |
| 95 | 40 | T | The Operative Word | The Operative Word | |
| 96 | 40 | P | Psychology | Yale School of Medicine | |
| 97 | 40 |  | The Clean Energy Revolution | National Grid | |
| 98 | 40 | T | That Cancer Conversation | Cancer Research UK | |
| 99 | 12 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 100 | 7 |  | Dr Karl Podcast | triplej | |
