| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | 3 |  | Unexplainable | Vox | |
| 5 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 7 | 2 |  | Radiolab | WNYC Studios | |
| 8 | 2 |  | Curious Cases | BBC Radio 4 | |
| 9 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 2 |  | Science Vs | Spotify Studios | |
| 11 | 7 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 12 | 3 |  | All In The Mind | ABC | |
| 13 | 42 |  | Speaking of Psychology | American Psychological Association | |
| 14 | 3 |  | Alive Again | iHeartPodcasts | |
| 15 | 55 | W | What's Next from AgResearch | AgResearch | |
| 16 | — | B | Boring History for Sleep | Velvet | |
| 17 | 3 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 18 | 5 | O | Our Changing World | RNZ | |
| 19 | 10 |  | Discovery | BBC World Service | |
| 20 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 21 | 5 |  | More or Less | BBC Radio 4 | |
| 22 | 18 |  | The Rumen Room Podcasts | cwestwood | |
| 23 | 11 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 24 | 71 |  | Science In Action | BBC World Service | |
| 25 | 29 |  | CrowdScience | BBC World Service | |
| 26 | 12 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 27 | 2 |  | Science Weekly | The Guardian | |
| 28 | 9 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 29 | 1 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 30 | 13 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 31 | 62 | T | The Science Of… | RNZ | |
| 32 | — |  | Overheard at National Geographic | National Geographic | |
| 33 | 85 |  | Eons: Surviving Deep Time | PBS | |
| 34 | 123 |  | Origin Stories | The Leakey Foundation | |
| 35 | — |  | The Episodic Table of Elements | T. R. Appleton | |
| 36 | 13 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 37 | 47 |  | Babbage from The Economist | The Economist | |
| 38 | 137 | E | Elemental | RNZ | |
| 39 | — |  | The Brain Health Revolution Podcast | The Brain Docs | |
| 40 | 18 |  | Ancient Aliens | PodcastOne | |
| 41 | — | W | White Coat, Black Art | CBC | |
| 42 | — | S | Science Talk | Scientific American | |
| 43 | — | B | Be Reasonable | Merseyside Skeptics Society | |
| 44 | — |  | Proxy with Yowei Shaw | Y3 Productions | |
| 45 | — |  | Invisibilia | NPR | |
| 46 | — | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 47 | — | M | Mass Timber Construction Podcast | Paul Kremer | |
| 48 | — |  | Everyday Emergency | Doctors Without Borders | |
| 49 | — | D | Deep Dives With Sharks | Alex Humphreys | |
| 50 | — | P | Psychology | Yale School of Medicine | |
| 51 | — | E | Elements | BBC World Service | |
| 52 | — | P | PeerView Family Medicine & General Practice CME/CNE/CPE Audio Podcast | PVI, PeerView Institute for Medical Education | |
| 53 | 30 | P | Pediatric Physical Therapy - Pediatric Physical Therapy Podcast | Pediatric Physical Therapy | |
| 54 | 30 |  | Science Quickly | Scientific American | |
| 55 | 26 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 56 | 9 |  | Unexpected Elements | BBC World Service | |
| 57 | 29 | N | Native New Zealand | Christ's College Department of English and Media Studies | |
| 58 | 31 | V | Voice of Tangaroa | RNZ | |
| 59 | 7 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 60 | 138 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 61 | 13 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 62 | 6 |  | The world, the universe and us | New Scientist | |
| 63 | 32 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 64 | 24 |  | Dr Karl Podcast | triplej | |
| 65 | 32 |  | You Are Not So Smart | You Are Not So Smart | |
| 66 | 30 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 67 | 26 | E | ERS Publications Podcasts | ERS Publications Podcasts | |
| 68 | 11 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 69 | 34 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 70 | 32 |  | Robinson's Podcast | Robinson Erhardt | |
| 71 | — | P | Purr Podcast | Jolle Kirpensteijn | |
| 72 | 22 | B | Because Why?! The Science and Society Pod. | Brianne West | |
| 73 | 12 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 74 | 17 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 75 | 31 |  | The Warblers by Birds Canada | Andrea Gress for Birds Canada | |
| 76 | 39 | B | Biological Farming Roundtable | Biological Farming Roundtable | |
| 77 | 26 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 78 | 39 |  | The Numberphile Podcast | Brady Haran | |
| 79 | 37 |  | Bigfoot Crossroads | Matt Knapp | |
| 80 | 37 |  | Brave New Planet | Pushkin Industries | |
| 81 | 36 | M | Mind Your Work | Jose Espinoza; Nicholas Bremner | |
| 82 | 36 | T | Talk of the Thames | Thames Estuary Partnership | |
| 83 | 36 | T | The Show About Science | Nate | The Company Making Podcasts | |
| 84 | — | A | A Brief History of Stuff | Science Museum Group | |
| 85 | — | 天 | 天方烨谈 | 基因频道 | |
| 86 | 38 | T | The Session with Tom Swarbrick | Global | |
| 87 | — | R | Research and insights from CPFT NHS FT | Cambridgeshire and Peterborough NHS FT | |
| 88 | 35 |  | Materialism: A Materials Science Podcast | Taylor Sparks and Andrew Falkowski | |
| 89 | 20 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 90 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 91 | 6 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 92 | 30 | W | What The Duck?! | ABC | |
| 93 | 33 | F | Farming Today | BBC Radio 4 | |
| 94 | 36 | N | Nature Conversations: Dr. Adam Forbes Interviews the Experts | Dr Adam Forbes | |
| 95 | 36 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 96 | 29 |  | Universe Today Podcast | Fraser Cain | |
| 97 | 19 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 98 | 10 |  | Science Friday | Science Friday and WNYC Studios | |
| 99 | 36 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 100 | 33 |  | The Story Collider | Story Collider, Inc. | |
