| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 3 | 9 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 3 | 14 | C | CountryWide | RTÉ Radio 1 | |
| 3 | — |  | More or Less | BBC Radio 4 | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — | B | Boring History for Sleep | Velvet | |
| 5 | 2 |  | Science Weekly | The Guardian | |
| 5 | 2 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 6 | 6 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | 1 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 10 | — | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 10 | 3 | N | Naturefile | RTÉ lyric fm | |
| 11 | — |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 11 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 12 | 16 |  | The Life Scientific | BBC Radio 4 | |
| 13 | 7 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 14 | 12 |  | Star Diary | BBC Sky at Night Magazine | |
| 14 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 4 |  | Instant Genius | Our Media | |
| 16 | 1 |  | A Question of Science | The Francis Crick Institute | |
| 17 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 19 | 2 | I | In Your Nature | By BirdWatch Ireland | |
| 19 | 14 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 20 | 55 |  | Science Friday | Science Friday and WNYC Studios | |
| 20 | 29 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 20 | 16 |  | Oceanography | Pine Forest Media | |
| 20 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 20 | 3 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 22 | 7 |  | Kindred | Kate Coffin | |
| 23 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 23 | 6 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 24 | 5 |  | CrowdScience | BBC World Service | |
| 25 | 47 |  | Unexpected Elements | BBC World Service | |
| 25 | — | T | This Week in Evolution | Vincent Racaniello | |
| 27 | 3 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 28 | — |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 30 | 1 |  | The Quanta Podcast | Quanta Magazine | |
| 30 | 14 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 30 | 110 |  | Naturebang | BBC Radio 4 | |
| 31 | 8 |  | Astrum Space | Astrum | |
| 31 | 13 |  | Science Vs | Spotify Studios | |
| 31 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 32 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 32 | 1 |  | Overheard at National Geographic | National Geographic | |
| 34 | 2 | T | The Neuro Times | The Neuro Times | |
| 34 | 4 |  | This Week in Microbiology | Vincent Racaniello | |
| 35 | 46 | F | Farming Today | BBC Radio 4 | |
| 35 | 2 | N | New Scientist Escape Pod | New Scientist | |
| 36 | 5 |  | Science In Action | BBC World Service | |
| 37 | — |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 37 | 120 | T | The Alcohol 'Problem' Podcast | James Morris | |
| 38 | 3 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 38 | 70 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 39 | 49 |  | Nature Podcast | Springer Nature Limited | |
| 39 | 3 | L | Le Monde d'après par Reporterre | Les Grands Entretiens de Reporterre | |
| 40 | 130 |  | You Are Not So Smart | You Are Not So Smart | |
| 40 | 9 |  | The world, the universe and us | New Scientist | |
| 40 | 159 |  | All In The Mind | ABC | |
| 40 | 9 | T | Trees A Crowd | David Oakes | |
| 41 | — |  | Medscape InDiscussion: Esophageal Cancer | Medscape | |
| 41 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 41 | 20 | A | Ale kosmos! | Polskie Radio S.A. | |
| 42 | — |  | Blurry Creatures | Blurry Creatures | |
| 42 | 22 |  | Materialism: A Materials Science Podcast | Taylor Sparks and Andrew Falkowski | |
| 43 | 5 |  | Universe Today Podcast | Fraser Cain | |
| 43 | — | P | Pete the Vet's Podcast | Pete Wedderburn | |
| 43 | 24 |  | Cool Worlds Podcast | coolworldslab | |
| 44 | 28 |  | The Michael Shermer Show | Michael Shermer | |
| 44 | 9 |  | Because Language - a podcast about linguistics, the science of language. | Daniel Midgley, Ben Ainslie, and Hedvig Skirgård | |
| 45 | 3 |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 45 | 36 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 46 | 84 | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 46 | 29 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 46 | 3 | T | The Function Room | GoLoud | |
| 46 | — |  | The Tox Lab | The Tox Lab | |
| 47 | 3 |  | What Remains | WRAL News | Raleigh, North Carolina | |
| 47 | 105 |  | This Week in Virology | Vincent Racaniello | |
| 47 | — |  | Origin Stories | The Leakey Foundation | |
| 48 | — |  | Der KI-Podcast | ARD | |
| 49 | — |  | SASQUATCH THEORY | SASQUATCH THEORY | |
| 49 | — |  | 6 Ranch Podcast | James Nash | |
| 50 | 5 | P | Podcast Science | Podcast Science | |
| 51 | 32 |  | TED Talks Science and Medicine | TED | |
| 52 | 119 |  | Почему мы еще живы | libo/libo | |
| 52 | — |  | The Wild with Chris Morgan | KUOW News and Information | |
| 53 | 136 |  | 淇葩人 ChiPodRant | 阿淇博士 Dr. Achi | |
| 54 | — |  | The Threshold | Foreign Policy | |
| 55 | 11 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 56 | 31 |  | Short Wave | NPR | |
| 56 | — | T | The Cancer Trials Ireland Podcast | Cancer Trials Ireland | |
| 56 | — |  | The Long Run with Luke Timmerman | Timmerman Report | |
| 57 | 3 |  | Mysterious Universe | 8th Kind | |
| 58 | 32 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 59 | — | T | The Bio Report | Levine Media Group | |
| 60 | — | T | The Jack Lawrence Podcast | Jack Lawrence | |
| 61 | 39 |  | Safer Chemicals Podcast | European Chemicals Agency | |
| 62 | 39 | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 63 | 36 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
