| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 2 |  | Science Weekly | The Guardian | |
| 3 | 1 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 3 | 2 |  | Curious Cases | BBC Radio 4 | |
| 5 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 2 |  | Radiolab | WNYC Studios | |
| 8 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 8 | 15 |  | A Question of Science | The Francis Crick Institute | |
| 9 | 5 |  | More or Less | BBC Radio 4 | |
| 9 | 3 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 9 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 11 | 3 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 11 | 27 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 11 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 3 |  | Unexplainable | Vox | |
| 13 | 8 |  | The Life Scientific | BBC Radio 4 | |
| 13 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 14 | — | B | Boring History for Sleep | Velvet | |
| 15 | 6 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 16 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 17 | 7 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 18 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 20 | 3 |  | Discovery | BBC World Service | |
| 22 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 23 | 2 |  | Science Vs | Spotify Studios | |
| 24 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 24 | 5 |  | Astrum Space | Astrum | |
| 25 | — |  | That UFO Podcast | That UFO Podcast | |
| 26 | 42 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 27 | 15 |  | Science In Action | BBC World Service | |
| 27 | 3 |  | Let's Learn Everything! | Maximum Fun | |
| 28 | 38 | N | New Scientist Weekly | New Scientist | |
| 29 | 21 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 30 | 1 |  | Babbage from The Economist | The Economist | |
| 30 | 6 |  | CrowdScience | BBC World Service | |
| 32 | 18 | C | CountryWide | RTÉ Radio 1 | |
| 32 | 6 |  | All In The Mind | ABC | |
| 33 | 1 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 33 | 7 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 33 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 34 | — | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 34 | 8 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 35 | 13 |  | The world, the universe and us | New Scientist | |
| 35 | 57 |  | Somewhere in the Skies | SpectreVision Radio | |
| 37 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 39 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 39 | 6 |  | You Are Not So Smart | You Are Not So Smart | |
| 39 | 2 | F | Farming Today | BBC Radio 4 | |
| 40 | 1 |  | Extraterrestrial | Parcast Network | |
| 41 | 3 |  | Regenerative Agriculture Podcast | John Kempf | |
| 42 | — |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 43 | 13 |  | A Life More Wild | Canopy & Stars | |
| 44 | 12 | I | In Your Nature | By BirdWatch Ireland | |
| 44 | 14 | A | Audio Angling | Fishing Films & Facts | |
| 44 | 73 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 46 | 11 |  | The Michael Shermer Show | Michael Shermer | |
| 46 | 136 |  | The Astrophysics Podcast | Paul Duffell | |
| 46 | 44 | Э | Эффект Наблюдателя | Эффект Наблюдателя | |
| 47 | 24 | T | The Met Éireann Podcast | Met Éireann | |
| 47 | 7 |  | The Climate Question | BBC World Service | |
| 48 | 3 |  | Unexpected Elements | BBC World Service | |
| 48 | 7 |  | Drilled | Pushkin Industries | |
| 49 | 9 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 49 | 12 |  | The Plodcast | Our Media | |
| 49 | 27 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 50 | 19 |  | Speaking of Psychology | American Psychological Association | |
| 51 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 52 | — |  | Skeptoid | Brian Dunning | |
| 54 | 60 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 54 | 92 |  | The Numberphile Podcast | Brady Haran | |
| 54 | — |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 55 | 8 | T | The Hard Problem by Jesse Winters | thehardproblem | |
| 56 | 42 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 56 | 44 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 57 | 79 |  | Intro to Clinical Research | Debbie and Elyse | |
| 57 | 3 |  | UFO Chronicles Podcast | Nik Hunter | |
| 58 | 42 |  | Oceanography | Pine Forest Media | |
| 59 | — | V | VoxDev Development Economics | VoxDev.org | |
| 59 | 132 |  | Das Wissen | SWR | SWR | |
| 60 | 5 |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 62 | 14 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 62 | 22 |  | Cool Worlds Podcast | coolworldslab | |
| 64 | 8 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 64 | 6 |  | Universe Today Podcast | Fraser Cain | |
| 64 | 23 | N | Naturefile | RTÉ lyric fm | |
| 65 | — |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 65 | — | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 65 | 7 | T | The Signpost Series | Teagasc | |
| 66 | 19 |  | Great Mysteries of Physics | The Conversation | |
| 66 | 27 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 66 | — | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 66 | 120 |  | Science with Sabine | Sabine Hossenfelder | |
| 66 | — |  | Re:Energise from ESB | ESB | |
| 67 | — | T | The Art of Mathematics | Carol Jacoby | |
| 67 | 6 |  | Today's discussion on unraveling BPC 157 Peptide | Infinity Peptides | |
| 67 | 57 |  | Bigfoot Terror in the Woods Sightings and Encounters | W.J. Sheehan | |
| 68 | 26 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 69 | 3 |  | Science Quickly | Scientific American | |
