| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 11 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 4 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 5 | 2 |  | More or Less | BBC Radio 4 | |
| 6 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 7 | 18 |  | Radiolab | WNYC Studios | |
| 8 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 4 |  | Science Weekly | The Guardian | |
| 10 | 62 |  | BBC Inside Science | BBC Radio 4 | |
| 11 | 7 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 12 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 13 | 15 |  | Great Mysteries of Physics | The Conversation | |
| 14 | 33 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 15 | 128 |  | CrowdScience | BBC World Service | |
| 16 | 8 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 17 | 50 |  | New Books in Critical Theory | Marshall Poe | |
| 18 | 60 | T | The Social Care Podcast - Sharing Stories | The Social Care Podcast | |
| 19 | 82 |  | Short Wave | NPR | |
| 20 | 5 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 21 | 12 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 22 | 178 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 23 | 117 |  | Invisibilia | NPR | |
| 24 | 115 |  | The Life Scientific | BBC Radio 4 | |
| 25 | — |  | Aporia Podcast | Aporia Magazine | |
| 26 | — |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 27 | 167 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 28 | — | A | AgTech Digest | AgTech Media Group | |
| 29 | — |  | Good Clean Energy | TAE Technologies | |
| 30 | — | H | Hiçbir Şey Tesadüf Değil | Podbee Media | |
| 31 | — |  | Brain Inspired | Paul Middlebrooks | |
| 32 | — | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 33 | — | B | Beyond the Fix | Critical Scientists Switzerland | |
| 34 | 23 | E | Everything's Psychology | Paul Davies | |
| 35 | 23 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 36 | 20 |  | Big Picture Science | Big Picture Science | |
| 37 | 17 |  | Science Vs | Spotify Studios | |
| 38 | 19 |  | Unexplainable | Vox | |
| 39 | 22 |  | Mythfits | Pionaire Podcasting | |
| 40 | 22 |  | The Orthobullets Podcast | Orthobullets | |
| 41 | 18 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 42 | 20 |  | The Quanta Podcast | Quanta Magazine | |
| 43 | 17 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 44 | 21 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 45 | 24 | N | New Scientist Weekly | New Scientist | |
| 46 | 22 |  | Overheard at National Geographic | National Geographic | |
| 47 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 48 | 18 |  | Need To Know | Bryce Zabel | |
| 49 | 19 |  | The world, the universe and us | New Scientist | |
| 50 | 23 | T | The Offshore Wind Podcast from GWEC | Global Wind Energy Council | |
| 51 | — | M | Molecule to Market: Inside the outsourcing space | Raman Sehgal | |
| 52 | 23 |  | BIOACTIVE | Riley D. Kirk, Ph.D. | |
| 53 | 22 | T | The Beef Brief | Agriland Media | |
| 54 | 22 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 55 | 20 |  | The Uptime Wind Energy Podcast | Allen Hall, Rosemary Barnes, Joel Saxum & Yolanda Padron | |
| 56 | 23 | T | The Physio Matters Podcast | Jack Chew | |
| 57 | 23 | T | The Session with Tom Swarbrick | Global | |
| 58 | 22 |  | Sekke Podcast | پادکست سکه | mehdi naji | |
| 59 | 22 |  | Os três elementos | Os três elementos / TocaCast | |
| 60 | 22 | O | Oceans of Learning | Marine Institute | |
| 61 | 22 | E | Economics Detective Radio | Garrett M. Petersen | |
| 62 | 20 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 63 | 17 |  | Nature Podcast | Springer Nature Limited | |
| 64 | 23 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 65 | 109 | C | CountryWide | RTÉ Radio 1 | |
| 66 | 21 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 67 | 16 |  | Science In Action | BBC World Service | |
| 68 | 24 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 69 | 26 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 70 | 7 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 71 | 18 |  | Geology Bites | Oliver Strimpel | |
| 72 | 16 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 73 | 24 | V | VITA1001 Modern Pharma | Sue and Iris | |
| 74 | 26 |  | Blurry Creatures | Blurry Creatures | |
| 75 | 24 |  | Почему мы еще живы | libo/libo | |
| 76 | 26 | W | Wild Beings Podcast | Wild Beings Podcast | |
| 77 | 25 |  | VITA1001大药厂 | Sue and Iris | |
| 78 | 16 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 79 | 25 |  | Wild Thing | Foxtopus Ink | |
| 80 | 25 | T | The Sheep Show podcast | Jill Noble | |
| 81 | 24 | M | Medscape InDiscussion: Myasthenia Gravis | Medscape | |
| 82 | 24 |  | AWESOME ASTRONOMY | Paul & Dr Jeni | |
| 83 | 24 |  | Altered States | PRX | |
| 84 | 24 | G | Good Medicine Podcast | Good Medicine Podcast | |
| 85 | 24 | N | Nature Fix | National Trust | |
| 86 | 22 |  | Physics World Weekly Podcast | Physics World | |
| 87 | 24 |  | That's Just Wild | Fresh Air | |
| 88 | 19 | F | Farming Today | BBC Radio 4 | |
| 89 | 20 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 90 | 24 |  | Robinson's Podcast | Robinson Erhardt | |
| 91 | 21 |  | Unbiased Science | @unbiasedscipod | |
| 92 | 12 |  | The Psychology Podcast | iHeartPodcasts | |
| 93 | 6 |  | Science Friday | Science Friday and WNYC Studios | |
| 94 | 23 |  | The House of Pod | Kaveh MD | |
| 95 | 50 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 96 | 23 |  | The Warblers by Birds Canada | Andrea Gress for Birds Canada | |
| 97 | 23 | T | The Sod Pod | Grassland Agro | |
| 98 | 23 |  | ESICM Talk | ESICM | |
| 99 | 23 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 100 | 21 | T | The Ditch Doc EM Podcast | Owen Wood, FP-C, NRP | |
