| 1 | — |  | Unexplainable | Vox | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 50 |  | All In The Mind | ABC | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 6 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 7 | 26 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 8 | 2 |  | CrowdScience | BBC World Service | |
| 9 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 10 | 9 |  | More or Less | BBC Radio 4 | |
| 11 | 14 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 12 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 13 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 14 | 7 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 5 |  | Discovery | BBC World Service | |
| 16 | — | B | Big Sky Country | Bush Heritage Australia | |
| 17 | 9 |  | Curious Cases | BBC Radio 4 | |
| 18 | 9 |  | Science Vs | Spotify Studios | |
| 19 | 19 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 20 | 32 |  | The world, the universe and us | New Scientist | |
| 21 | 20 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 22 | 21 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 23 | 10 |  | Science Weekly | The Guardian | |
| 24 | — | N | New Scientist CultureLab | New Scientist | |
| 25 | 8 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 26 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | 41 |  | Mysterious Universe | 8th Kind | |
| 28 | 38 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 29 | 64 |  | Alive Again | iHeartPodcasts | |
| 30 | 15 |  | Rare Earth | BBC Radio 4 | |
| 31 | 9 |  | Unexpected Elements | BBC World Service | |
| 32 | 18 |  | Science In Action | BBC World Service | |
| 33 | 90 |  | The Science Show | ABC | |
| 34 | 58 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 35 | 79 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 36 | 18 |  | BBC Inside Science | BBC Radio 4 | |
| 37 | 13 | B | Boring History for Sleep | Velvet | |
| 38 | 108 |  | Need To Know | Bryce Zabel | |
| 39 | 106 |  | Science Friday | Science Friday and WNYC Studios | |
| 40 | 10 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 41 | 23 |  | Astrum Space | Astrum | |
| 42 | 21 | B | Because Why?! The Science and Society Pod. | Brianne West | |
| 43 | 120 |  | SciShow Tangents | Complexly | |
| 44 | 118 |  | Origin Stories | The Leakey Foundation | |
| 45 | 77 |  | BrainStuff | iHeartPodcasts | |
| 46 | 12 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 47 | 16 |  | Babbage from The Economist | The Economist | |
| 48 | 131 |  | Podcast UFO | Martin Willis | |
| 49 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 50 | — |  | Outside/In | NHPR | |
| 51 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 52 | 29 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 53 | — | P | Psychology | Yale School of Medicine | |
| 54 | — |  | UCLA Housing Voice | UCLA Lewis Center for Regional Policy Studies | |
| 55 | — | S | Smith and Marx Walk into a Bar: A History of Economics Podcast | Smith and Marx Walk into a Bar | |
| 56 | — |  | TED Talks Science and Medicine | TED | |
| 57 | — | T | The Mental Wellbeing College | Indi Dissanayake | |
| 58 | — |  | Speed & Scale | TED | |
| 59 | — | 知 | 知識好好玩 | 鏡好聽 | |
| 60 | — | T | The Rewild Podcast | James Shooter | |
| 61 | — | I | International Law | Yale Law School | |
| 62 | — | E | EAT LIKE THE ANIMALS | Stephen Simpson, David Raubenheimer, Charlotte Wood | |
| 63 | — | S | State of the Planet | United Nations Environment Programme | |
| 64 | — | E | EMT A to Z | John Carr | |
| 65 | 15 | N | Nocturnal Worlds | Audiocraft | |
| 66 | 26 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 67 | 39 |  | Curiosity Weekly | Discovery | |
| 68 | 39 |  | The Feldman Protocol | Dave Feldman | |
| 69 | 42 |  | The Life Scientific | BBC Radio 4 | |
| 70 | 34 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 71 | 39 | W | What The Duck?! | ABC | |
| 72 | 30 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 73 | 110 |  | This Week in Virology | Vincent Racaniello | |
| 74 | 37 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 75 | 19 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 76 | 94 |  | The Michael Shermer Show | Michael Shermer | |
| 77 | 42 |  | IFLScience - The Big Questions | IFLScience | |
| 78 | 19 |  | Dr Karl Podcast | triplej | |
| 79 | 39 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 80 | 41 |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 81 | 76 |  | Science Magazine Podcast | Science Magazine | |
| 82 | 99 |  | Regenerative Agriculture Podcast | John Kempf | |
| 83 | 108 |  | What Remains | WRAL News | Raleigh, North Carolina | |
| 84 | 33 |  | Universe Today Podcast | Fraser Cain | |
| 85 | 41 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 86 | 41 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 87 | 41 |  | James Webb Space Telescope | QP-1 | |
| 88 | 41 |  | Ask MIT Climate | MIT Climate Project | |
| 89 | — | T | The Soil Health Hub Podcast | Soil Health Hub | |
| 90 | 42 | K | Kia Whakanuia te Whenua - The Landscape Foundation | Landscape Foundation Aotearoa | |
| 91 | — | N | New Scientist Weekly | New Scientist | |
| 92 | — |  | The Human Progress Podcast | HumanProgress.org | |
| 93 | — | N | New Scientist Colab Podcasts | DMG Media | |
| 94 | 45 | H | Humans Outside | Amy Bushatz | |
| 95 | 45 | T | The ClimateReady Podcast: Adapting to Climate Change & Uncertainty | The Alliance for Global Water Adaptation (AGWA) | |
| 96 | 40 | O | Our Changing World | RNZ | |
| 97 | 38 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 98 | 37 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 99 | 42 | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 100 | 47 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
