| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 3 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 5 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 7 | 4 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 9 | — |  | All In The Mind | ABC | |
| 10 | 12 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 11 | 23 |  | Science Weekly | The Guardian | |
| 12 | 16 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 13 | 5 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 14 | 24 | O | Our Changing World | RNZ | |
| 15 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 16 | 35 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 17 | 5 |  | Curious Cases | BBC Radio 4 | |
| 18 | 2 | B | Blazing the Trail | University of Sydney / Australian Museum / Break Thru Films | |
| 19 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 20 | 9 |  | The Brain Health Revolution Podcast | The Brain Docs | |
| 21 | 10 |  | More or Less | BBC Radio 4 | |
| 22 | 144 |  | The Couples Therapist Couch | Shane Birkel | |
| 23 | — |  | Curiosity Weekly | Discovery | |
| 24 | 11 |  | CrowdScience | BBC World Service | |
| 25 | 10 | E | Echoes of Impact | AUT Media | |
| 26 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 27 | 21 |  | The world, the universe and us | New Scientist | |
| 28 | 17 | T | The Artificial Human | BBC Radio 4 | |
| 29 | 13 |  | Discovery | BBC World Service | |
| 30 | 11 |  | Science Vs | Spotify Studios | |
| 31 | 17 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 32 | 14 |  | Intelligent Design the Future | Discovery Institute | |
| 33 | 94 |  | Dr Karl Podcast | triplej | |
| 34 | 13 | M | MissPerceived | Audiocrafty | |
| 35 | 11 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 36 | 55 |  | Nature Podcast | Springer Nature Limited | |
| 37 | 22 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 38 | 15 |  | Short Wave | NPR | |
| 39 | 14 |  | Science In Action | BBC World Service | |
| 40 | 14 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 41 | 102 |  | Why Do We Do That? | BBC Radio 4 | |
| 42 | 122 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 43 | 151 | W | What The Duck?! | ABC | |
| 44 | 14 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 45 | 10 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 46 | 103 |  | Origin Stories | The Leakey Foundation | |
| 47 | — | B | BJA Education Podcasts | BJA Education | |
| 48 | 16 |  | Invisibilia | NPR | |
| 49 | — | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 50 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 51 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 52 | — |  | Jung Chicago Radio | C. G. Jung Institute of Chicago | |
| 53 | — |  | New Books in Critical Theory | Marshall Poe | |
| 54 | — | V | Veterinary Vertex | AVMA Journals | |
| 55 | — | S | Students of Surgery | Martin Brand | |
| 56 | — |  | Psychedelics Today | Psychedelics Today | |
| 57 | 26 |  | TED Talks Science and Medicine | TED | |
| 58 | 25 |  | Strength and Conditioning Journal Podcast | Ben Reuter, SCJ Podcast Editor | |
| 59 | — | T | Theory of Relativity by Albert Einstein | Quiet. Please | |
| 60 | — |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 61 | — |  | The Habitat | Gimlet | |
| 62 | — | S | Sarah's Country | Perriam Media Limited | |
| 63 | — |  | Patient Zero | NHPR | |
| 64 | — | T | Te Pūtahi | Te Hiku Media | |
| 65 | — | P | Pracademics Inc | Pracademics Inc | |
| 66 | 8 |  | Unexpected Elements | BBC World Service | |
| 67 | 20 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 68 | — |  | Chemistry in its element | Chemistry World | |
| 69 | 33 |  | The Science of Birds | Ivan Phillipsen | |
| 70 | 33 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 71 | 30 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 72 | 2 | T | Tune into Nature with Karthic | Tune into Nature | |
| 73 | 34 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 74 | 31 | E | Entropy Rising | Jacob and Lucas | |
| 75 | 35 |  | A Life More Wild | Canopy & Stars | |
| 76 | 34 | S | Science, Spoken | WIRED | |
| 77 | 27 |  | Overheard at National Geographic | National Geographic | |
| 78 | 32 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 79 | 25 |  | SciShow Tangents | Complexly | |
| 80 | 31 |  | The Episodic Table of Elements | T. R. Appleton | |
| 81 | 28 | P | Psychology | Yale School of Medicine | |
| 82 | 38 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 83 | 19 | T | The Rewild Podcast | James Shooter | |
| 84 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 85 | 24 |  | Skeptoid | Brian Dunning | |
| 86 | 24 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 87 | 31 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 88 | 36 |  | De weg van de dodo | NPO Radio 1 / NTR | |
| 89 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 90 | 23 | B | blurbs | Matt Ross | |
| 91 | 34 | D | Dissectible Me 5 minute anatomy | dissectibleme | |
| 92 | 29 | L | Lab Notes | Lab Notes | |
| 93 | 33 | T | The Pulse | NPR | |
| 94 | 26 | T | The We Society | AcSS | |
| 95 | 23 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 96 | 25 |  | Science with Sabine | Sabine Hossenfelder | |
| 97 | 27 | F | Full PreFrontal: Exposing the Mysteries of Executive Function | Sucheta Kamath | |
| 98 | 34 | R | RadioGraphics Podcast | RSNA | Radiological Society of North America (RSNA) | |
| 99 | 34 | 9 | 95bFM: Dear Science | 95bFM | |
| 100 | 34 | M | Modern Physics: The Theoretical Minimum - Quantum Mechanics | Stanford Continuing Studies Program | |
