| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 8 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | 1 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 5 | 9 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 6 | 2 |  | Science Weekly | The Guardian | |
| 7 | 12 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 8 | 6 |  | More or Less | BBC Radio 4 | |
| 9 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 8 |  | Ologies with Alie Ward | Alie Ward | |
| 11 | 6 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 12 | 9 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 13 | 6 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 14 | 22 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 15 | 7 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 16 | 32 |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 17 | 8 |  | Unexplainable | Vox | |
| 18 | 6 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 19 | 33 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 20 | 49 | S | Sage Sociology | Sage Publications | |
| 21 | 57 |  | BBC Inside Science | BBC Radio 4 | |
| 22 | 9 |  | The Climate Question | BBC World Service | |
| 23 | 54 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 24 | 64 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 25 | 3 |  | Radiolab | WNYC Studios | |
| 26 | 11 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 27 | 64 |  | Discovery | BBC World Service | |
| 28 | 65 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 29 | 75 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 30 | 14 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 31 | 112 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 32 | — | S | Science Маянс Podcast | Podcast Solutions Studio | |
| 33 | — | B | BJA Education Podcasts | BJA Education | |
| 34 | — | H | Hyde Park Civilizace | Česká televize | |
| 35 | — | T | The Rewild Podcast | James Shooter | |
| 36 | — |  | The Premed Years | Ryan Gray | |
| 37 | — |  | Mythfits | Pionaire Podcasting | |
| 38 | — | T | The HPS Podcast - Conversations from History, Philosophy and Social Studies of Science | HPSUniMelb.org | |
| 39 | — |  | Bugs Need Heroes | BugsNeedHeroes | |
| 40 | — | G | Grote Vragen | Rijksmuseum Boerhaave | |
| 41 | 24 |  | Science Vs | Spotify Studios | |
| 42 | 22 |  | Overheard at National Geographic | National Geographic | |
| 43 | 20 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 44 | 20 | N | Naturefile | RTÉ lyric fm | |
| 45 | 18 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 46 | 21 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 47 | 21 |  | Ground Truths | Eric Topol | |
| 48 | 20 |  | Science In Action | BBC World Service | |
| 49 | 20 | T | The Power Shift: Decolonising Development | Kate Bird | |
| 50 | 20 | I | In Your Nature | By BirdWatch Ireland | |
| 51 | 20 |  | Invisibilia | NPR | |
| 52 | 18 |  | The Psychology Podcast | iHeartPodcasts | |
| 53 | 21 | ' | 'Mind the Kids': an ACAMH podcast | The Association for Child and Adolescent Mental Health | |
| 54 | 21 |  | Science Talk | Scientific American | |
| 55 | 18 |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 56 | 21 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 57 | 19 |  | The American Birding Podcast | American Birding Association | |
| 58 | 19 | T | The Perception & Action Podcast | Rob Gray | |
| 59 | 19 | T | The Alcohol 'Problem' Podcast | James Morris | |
| 60 | 19 | I | Il Gomitolo Atomico | Massimo Polidoro | |
| 61 | 19 | C | Costing the Earth | BBC Radio 4 | |
| 62 | 19 | D | Digging a Hole: The Legal Theory Podcast | Digging a Hole Podcast | |
| 63 | 19 | L | La vie partout | Quentin Travaillé | |
| 64 | 19 | M | MOTHER-podcast with Karina Vazirova | MOTHER-podcast | |
| 65 | 19 |  | The world, the universe and us | New Scientist | |
| 66 | 19 |  | The Michael Shermer Show | Michael Shermer | |
| 67 | 16 |  | Drilled | Pushkin Industries | |
| 68 | 19 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 69 | 19 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 70 | 16 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 71 | 18 |  | Living Planet | DW | |
| 72 | 8 |  | MonsterTalk | Blake Smith | |
| 73 | 16 |  | New Books in Critical Theory | Marshall Poe | |
| 74 | 19 |  | Quarks Daily | Quarks | |
| 75 | 17 |  | The Market Gardener Podcast | JM Fortier | |
| 76 | 17 | T | The Neuro Times | The Neuro Times | |
| 77 | 21 |  | MinuteEarth | Minute Earth | |
| 78 | 18 | M | Mysteries of the Universe | TheTuringApp.Com | |
| 79 | 18 | F | Fossil vs Future | James Cameron and Daisy Nicholls | |
| 80 | 18 | S | See See by Ceci | Dr. Cecilia Ponce Rivera | |
| 81 | 18 | T | The Offshore Wind Podcast from GWEC | Global Wind Energy Council | |
| 82 | 17 | P | Pete the Vet's Podcast | Pete Wedderburn | |
| 83 | 17 |  | بكل صراحة مع د.مريم العوضي | بودكاست السندباد | |
| 84 | 17 | M | Molecule to Market: Inside the outsourcing space | Raman Sehgal | |
| 85 | 17 |  | Wild Thing | Foxtopus Ink | |
| 86 | 16 |  | The History of Chemistry | Steve Cohen | |
| 87 | 16 | L | Life Science Success | Don Davis PhD, MBA | |
| 88 | 16 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 89 | 16 |  | Robinson's Podcast | Robinson Erhardt | |
| 90 | 16 | C | CountryWide | RTÉ Radio 1 | |
| 91 | 16 |  | The Life Scientific | BBC Radio 4 | |
| 92 | 16 |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 93 | 13 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 94 | 15 | H | Hiss & Tell: Cat Behavior and Beyond | Kristiina Wilson | |
| 95 | 14 |  | Frankly Speaking About Family Medicine | Pri-Med | |
| 96 | 14 | C | Captain Paul Watson Foundation Podcast | Captain Paul Watson | |
| 97 | 14 | A | A Little Light Listening | IPIC, funded by Taighde Éireann – Research Ireland, formerly Science Foundation | |
| 98 | 14 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 99 | 14 |  | Science Friday | Science Friday and WNYC Studios | |
| 100 | 11 | L | Love The Bees Podcast | Yvonne Johnston | |
