| 1 | 1 |  | Science Weekly | The Guardian | |
| 2 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 1 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 5 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 6 | 2 |  | Curious Cases | BBC Radio 4 | |
| 7 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 8 | 7 |  | Radiolab | WNYC Studios | |
| 9 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 2 |  | Overheard at National Geographic | National Geographic | |
| 11 | 20 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 12 | 30 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 13 | 2 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 14 | 1 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 15 | 10 | W | Why? with Emma Kennedy | Podmasters | |
| 16 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 17 | 7 |  | The Life Scientific | BBC Radio 4 | |
| 18 | 4 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 19 | 9 |  | Science Vs | Spotify Studios | |
| 20 | 124 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 21 | 20 |  | Unexplainable | Vox | |
| 22 | 47 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 23 | — |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 24 | 7 |  | More or Less | BBC Radio 4 | |
| 25 | 7 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 26 | 10 |  | Great Mysteries of Physics | The Conversation | |
| 27 | 8 |  | The Psychology Podcast | iHeartPodcasts | |
| 28 | — |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 29 | 7 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 30 | 46 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 31 | 11 |  | The world, the universe and us | New Scientist | |
| 32 | 95 | 3 | 37 Graus | Lab37 | |
| 33 | 5 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 34 | 132 |  | Physics World Weekly Podcast | Physics World | |
| 35 | 137 |  | Regenerative Agriculture Podcast | John Kempf | |
| 36 | 14 |  | Discovery | BBC World Service | |
| 37 | 14 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 38 | — | J | JIMD Podcasts | Journal of Inherited Metabolic Disease | |
| 39 | 6 |  | Ologies with Alie Ward | Alie Ward | |
| 40 | 19 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 41 | — |  | Blurry Creatures | Blurry Creatures | |
| 42 | 3 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 43 | — | Z | Zero Pressure | Imperial College London and Saab | |
| 44 | 18 |  | Robinson's Podcast | Robinson Erhardt | |
| 45 | 18 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 46 | — |  | This Week in Microbiology | Vincent Racaniello | |
| 47 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 48 | — | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 49 | — |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 50 | — | T | The Immunology Podcast | The Immunology Podcast | |
| 51 | — |  | Scientias Podcast | Scientias | |
| 52 | — | V | Veterinary Ramblings | Veterinary Ramblings | |
| 53 | — | B | Blood, Bones and Brains: The History of Biomedical Science | aligshaw | |
| 54 | 25 |  | The Climate Question | BBC World Service | |
| 55 | 18 | L | Leaving Cert Biology Revision | Mr G. O'Donovan | |
| 56 | 26 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 57 | 16 |  | Science In Action | BBC World Service | |
| 58 | 23 |  | Science Quickly | Scientific American | |
| 59 | 25 |  | Science with Sabine | Sabine Hossenfelder | |
| 60 | 13 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 61 | 21 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 62 | 30 |  | The Michael Shermer Show | Michael Shermer | |
| 63 | 25 | T | The Case for Conservation Podcast | www.case4conservation.com | |
| 64 | 20 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 65 | 4 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 66 | 1 |  | Universe Today Podcast | Fraser Cain | |
| 67 | 11 | I | In Your Nature | By BirdWatch Ireland | |
| 68 | 20 | F | Farming for Nature | Farming for Nature | |
| 69 | 26 |  | Ask a Spaceman! | Paul M. Sutter | |
| 70 | 24 |  | Science Friday | Science Friday and WNYC Studios | |
| 71 | 3 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 72 | 27 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 73 | 22 | ' | 'Mind the Kids': an ACAMH podcast | The Association for Child and Adolescent Mental Health | |
| 74 | 28 | T | The Perception & Action Podcast | Rob Gray | |
| 75 | 20 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 76 | 27 | L | La vie partout | Quentin Travaillé | |
| 77 | 27 | S | Scleroderma | Celia | |
| 78 | 26 | M | MedConversations | Davor, Rahul, Bec and Scott | |
| 79 | 26 | L | Look Up! | Royal Observatory Greenwich | |
| 80 | 26 | B | Beauty and the Biotech Beast | Paige | |
| 81 | 23 |  | The Quanta Podcast | Quanta Magazine | |
| 82 | 25 | E | Equine Veterinary Education Podcast | Unknown | |
| 83 | 23 |  | All In The Mind | ABC | |
| 84 | 10 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 85 | 15 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 86 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 87 | 55 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 88 | 26 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 89 | 12 |  | Sasquatch Odyssey | Sasquatch Odyssey-Bigfoot Encounters | |
| 90 | 72 |  | Mysterious Universe | 8th Kind | |
| 91 | 28 |  | Ecosystemic Futures | Dyan Finkhousen: CEO of Shoshin Works | |
| 92 | 1 |  | CrowdScience | BBC World Service | |
| 93 | 34 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 94 | 30 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 95 | 29 | L | La Terre au carré | France Inter | |
| 96 | — |  | That UFO Podcast | That UFO Podcast | |
| 97 | 30 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 98 | 13 | Б | Буде тобі наука | Kunsht/Куншт | |
| 99 | 28 | T | Trees A Crowd | David Oakes | |
| 100 | 18 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
