| 1 | 1 |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Curious Cases | BBC Radio 4 | |
| 3 | 8 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 4 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 4 |  | Unexplainable | Vox | |
| 7 | 4 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 9 | 4 | I | In Your Nature | By BirdWatch Ireland | |
| 10 | 2 | C | CountryWide | RTÉ Radio 1 | |
| 11 | 49 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 12 | 3 |  | Science Weekly | The Guardian | |
| 13 | 1 | B | Boring History for Sleep | Velvet | |
| 14 | 2 |  | More or Less | BBC Radio 4 | |
| 15 | 2 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 16 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 17 | 1 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 18 | 1 | L | Love The Bees Podcast | Yvonne Johnston | |
| 19 | 22 |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 20 | 27 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 21 | 36 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 22 | 56 |  | The Psychology Podcast | iHeartPodcasts | |
| 23 | 60 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 24 | 11 | T | The Sod Pod | Grassland Agro | |
| 25 | 89 |  | The Common Descent Podcast | Common Descent | |
| 26 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 27 | 113 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 28 | 105 |  | Rare Earth | BBC Radio 4 | |
| 29 | 120 |  | Origin Stories | The Leakey Foundation | |
| 30 | — |  | Crazy Town | Post Carbon Institute | |
| 31 | — |  | When Science Finds a Way | Wellcome | |
| 32 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 33 | 158 |  | Regenerative Agriculture Podcast | John Kempf | |
| 34 | — |  | The Climate Question | BBC World Service | |
| 35 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 36 | 140 |  | Completely Arbortrary | Completely Arbortrary | |
| 37 | — |  | Eons: Surviving Deep Time | PBS | |
| 38 | 23 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 39 | — |  | Alive Again | iHeartPodcasts | |
| 40 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 41 | — | V | VITA1001 Modern Pharma | Sue and Iris | |
| 42 | — |  | Paleo Nerds | paleonerds | |
| 43 | — | W | What is The Future for Cities? | Fanni Melles | |
| 44 | — |  | Speed & Scale | TED | |
| 45 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 46 | — |  | Sustainababble | Sustainababble: comedy, nature, climate change. | |
| 47 | — |  | Nerdland Podcast | Lieven Scheire | |
| 48 | — |  | Nature Guys | Nature Guys | |
| 49 | — | D | Doktor z TikToka | Doktor z TikToka | |
| 50 | — | T | The Clean Energy Show | James Whittingham and Brian Stockton | |
| 51 | 31 |  | Science Vs | Spotify Studios | |
| 52 | 27 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 53 | 29 |  | CrowdScience | BBC World Service | |
| 54 | 31 |  | Science In Action | BBC World Service | |
| 55 | 33 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 56 | 17 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 57 | 88 |  | Science Friday | Science Friday and WNYC Studios | |
| 58 | 48 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 59 | 126 |  | Somewhere in the Skies | SpectreVision Radio | |
| 60 | 33 |  | Overheard at National Geographic | National Geographic | |
| 61 | 27 |  | Unexpected Elements | BBC World Service | |
| 62 | 36 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 63 | 32 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 64 | — |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 65 | 35 | S | Streets In The Sky | Cambridge Public Heath | |
| 66 | 34 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 67 | 34 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 68 | 40 | T | This Natural Life | BBC Radio 4 | |
| 69 | 40 |  | TED Talks Science and Medicine | TED | |
| 70 | — | ' | 'Mind the Kids': an ACAMH podcast | The Association for Child and Adolescent Mental Health | |
| 71 | — | Z | Zvědátoři | Patrik Kořenář a Martin Rota | |
| 72 | 30 |  | The world, the universe and us | New Scientist | |
| 73 | 30 |  | All In The Mind | ABC | |
| 74 | 15 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 75 | 40 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 76 | 40 |  | BBC Inside Science | BBC Radio 4 | |
| 77 | 39 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 78 | 1 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 79 | 35 |  | Speaking of Psychology | American Psychological Association | |
| 80 | 43 | N | Naturefile | RTÉ lyric fm | |
| 81 | 41 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 82 | 37 |  | Discovery | BBC World Service | |
| 83 | 37 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 84 | 36 |  | Accidental Gods | Accidental Gods | |
| 85 | 36 | O | On Science with Anne-Sophie Fluri | Good Gosh Media | |
| 86 | 36 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 87 | 36 |  | The Science of Everything Podcast | James Fodor | |
| 88 | 36 | M | Mathematics Simplified | Anjali Sharma | |
| 89 | 36 | T | The Brain Podcast | Brain | |
| 90 | 36 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 91 | 36 | C | Cooperative Journal | Hosted by Ebony Joy | |
| 92 | 12 |  | Mysterious Universe | 8th Kind | |
| 93 | 15 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 94 | 38 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 95 | 33 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 96 | 38 | T | The Dairy Trail | Agriland Media | |
| 97 | 10 |  | Astrum Space | Astrum | |
| 98 | 29 |  | Почему мы еще живы | libo/libo | |
| 99 | 23 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 100 | 39 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
