| 1 | 3 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 2 | 1 |  | Curious Cases | BBC Radio 4 | |
| 3 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 8 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | 2 |  | More or Less | BBC Radio 4 | |
| 7 | 4 |  | Science Vs | Spotify Studios | |
| 8 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 9 | 3 |  | Radiolab | WNYC Studios | |
| 10 | 2 |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 11 | 8 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 12 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 13 | 3 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 14 | 17 |  | BBC Inside Science | BBC Radio 4 | |
| 15 | 30 |  | Speaking of Psychology | American Psychological Association | |
| 16 | 16 |  | Ologies with Alie Ward | Alie Ward | |
| 17 | 39 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 18 | 7 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 19 | 62 | W | Why? with Emma Kennedy | Podmasters | |
| 20 | 68 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 21 | 73 |  | New Books in Critical Theory | Marshall Poe | |
| 22 | 8 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 23 | — |  | Regenerative Agriculture Podcast | John Kempf | |
| 24 | 173 | M | Making Science with Tom Whipple | The Times | |
| 25 | 10 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 26 | — | T | The Soil Health Hub Podcast | Soil Health Hub | |
| 27 | — | T | The Alcohol 'Problem' Podcast | James Morris | |
| 28 | — | T | Theory Paranormal | Theory Paranormal | |
| 29 | — | B | Boring History for Sleep | Velvet | |
| 30 | 14 |  | Science Weekly | The Guardian | |
| 31 | 2 | C | CountryWide | RTÉ Radio 1 | |
| 32 | 15 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 33 | 15 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 34 | 100 | I | In Your Nature | By BirdWatch Ireland | |
| 35 | 49 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 36 | 16 | T | The Rewild Podcast | James Shooter | |
| 37 | 11 |  | CrowdScience | BBC World Service | |
| 38 | 156 | G | Give Theory A Chance | The Society Pages | |
| 39 | 18 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 40 | 18 | C | CQFD ‐ RTS Première | RTS - Radio Télévision Suisse | |
| 41 | 18 |  | UAP Files Podcast | UAP Files Podcast | |
| 42 | 18 | E | Ecolution | RTÉ Kids | |
| 43 | — |  | Carry the Two | IMSI | |
| 44 | 19 | C | Chattering with iCatCare | International Cat Care | |
| 45 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 46 | 19 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 47 | 19 |  | The world, the universe and us | New Scientist | |
| 48 | 18 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 49 | 16 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 50 | 7 |  | Overheard at National Geographic | National Geographic | |
| 51 | 75 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 52 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 53 | 19 | E | Everything's Psychology | Paul Davies | |
| 54 | 19 |  | When Science Finds a Way | Wellcome | |
| 55 | 19 |  | Unbiased Science | @unbiasedscipod | |
| 56 | 19 |  | Sustainability Solved | Sustainability Solved | |
| 57 | 19 | Q | Quality Grind Podcast | MEDVACON Life Sciences | |
| 58 | 19 |  | Why Do We Do That? | BBC Radio 4 | |
| 59 | 19 | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 60 | 19 |  | Der KI-Podcast | ARD | |
| 61 | 19 | T | The Neuro Clinic | Ingram Wright | |
| 62 | 99 |  | All In The Mind | ABC | |
| 63 | 19 |  | Science In Action | BBC World Service | |
| 64 | 21 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 65 | 18 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 66 | 18 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 67 | 18 | W | Women on Walls at RCSI | Accenture | |
| 68 | 18 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 69 | 18 | N | New Scientist Weekly | New Scientist | |
| 70 | 11 |  | The Life Scientific | BBC Radio 4 | |
| 71 | 10 |  | Invisibilia | NPR | |
| 72 | 18 | T | The Animal Sensemaker | The Observer | |
| 73 | 16 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 74 | 6 |  | Unexplainable | Vox | |
| 75 | 7 | A | American Journal of Infection Control: Science Into Practice | Association for Professionals in Infection Control and Epidemiology (APIC) | |
| 76 | 6 |  | Short Wave | NPR | |
| 77 | 25 |  | Origin Stories | The Leakey Foundation | |
| 78 | 20 | S | Screen Sense: Parenting in a Digital World | Pete Etchells and Andy Przybylski | |
| 79 | 17 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 80 | 15 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 81 | 21 |  | The Numberphile Podcast | Brady Haran | |
| 82 | 8 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 83 | 19 | S | Safe As Podcast | Ben Hutchinson | |
| 84 | 21 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 85 | 30 | F | Farming Today | BBC Radio 4 | |
| 86 | 20 | M | Mystery of Everything | Gabriella Rozefort and Brenna Hatter | |
| 87 | 20 |  | Dope Labs | iHeartPodcasts | |
| 88 | 19 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 89 | 19 | C | Conversations on the Pharmaceutical Industry | Reading Scientific Services Ltd | |
| 90 | 19 | B | Biotech Bytes: Conversations with Biotechnology / Pharmaceutical IT Leaders | Steve Swan | |
| 91 | 19 | F | From the Ground Up | UC3P | |
| 92 | 19 | H | Haiku … from my Rocking Chair | Clive Bennett | |
| 93 | 19 |  | Tout contre la Terre, le podcast | Muséum d'Histoire naturelle de Genève et Chahut Média | |
| 94 | 19 | T | The Dirt on Organic Farming | Organic Agronomy Training Service (OATS) | |
| 95 | 19 | B | Bio Catalyst | Ishan Taneja | |
| 96 | 19 | M | Medical Biochemistry | Ling Hwang | |
| 97 | 19 | H | Haiku Poet | Josh Cleveland | |
| 98 | 19 | A | Authentic Biochemistry | Dr Daniel J. Guerra | |
| 99 | 4 |  | Astrum Space | Astrum | |
| 100 | 11 |  | The Psychology Podcast | iHeartPodcasts | |
