| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — | S | Simple IB Biology | Amirali Ghajari | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 26 |  | ABA Inside Track | ABA Inside Track | |
| 3 | 1 | E | ECDC: On Air | European Centre for Disease Prevention and Control | |
| 4 | — |  | Science Vs | Spotify Studios | |
| 4 | 1 |  | The ICHE Podcast | The ICHE Podcast | |
| 5 | — | T | The SHEA Podcast | The SHEA Podcast | |
| 6 | 4 |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 7 | — |  | Ologies with Alie Ward | Alie Ward | |
| 8 | 6 |  | Training Without Conflict® | Dog Training Podcast | Training Without Conflict® | |
| 9 | 5 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 10 | 4 | D | Dagbók Urriða | Ólafur Guðbjartsson | |
| 11 | 1 |  | Short Wave | NPR | |
| 12 | 2 | B | Boring History for Sleep | Velvet | |
| 13 | 5 |  | Nature Podcast | Springer Nature Limited | |
| 14 | 4 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 14 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 15 | 9 |  | Radiolab | WNYC Studios | |
| 15 | 6 |  | Science Weekly | The Guardian | |
| 16 | 2 |  | 脳科学, 脳LIFE | TBS RADIO | |
| 17 | 2 | R | RCOG | Royal College of Obstetricians and Gynaecologists | |
| 18 | 11 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 20 | 12 |  | UFO Chronicles Podcast | Nik Hunter | |
| 21 | 2 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 21 | 2 |  | Podcast UFO | Martin Willis | |
| 22 | 1 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 22 | 55 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 23 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 23 | 5 | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 24 | 1 | ![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 | |
| 25 | 10 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 26 | 33 |  | The Michael Shermer Show | Michael Shermer | |
| 27 | 7 |  | Unexplainable | Vox | |
| 29 | 11 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 29 | 5 |  | Curious Cases | BBC Radio 4 | |
| 29 | — |  | The Quanta Podcast | Quanta Magazine | |
| 30 | 8 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 30 | 78 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 31 | 11 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 31 | — | T | The Molecular Cell Biology Podcast | Germán Rosas-Acosta, MSc, PhD. | |
| 32 | 11 |  | Mysterious Universe | 8th Kind | |
| 33 | 33 |  | All In The Mind | ABC | |
| 33 | — | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 33 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 34 | 9 | F | Forschung aktuell | Deutschlandfunk | |
| 34 | 1 |  | Countercurrent: conversations with Professor Roger Kneebone | Professor Roger Kneebone | |
| 35 | 5 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 36 | 11 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 36 | — |  | ScienceStuff | iHeartPodcasts | |
| 37 | — |  | The Orthobullets Podcast | Orthobullets | |
| 39 | 12 | D | Dead Rabbit Radio The Daily Paranormal Podcast | Jason Carpenter | |
| 42 | 8 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 43 | 5 |  | Wissen Weekly | Spotify Studios | |
| 45 | — |  | Radiowissen | Bayerischer Rundfunk | |
| 47 | 33 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 48 | 21 |  | Big Picture Science | Big Picture Science | |
| 49 | 2 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 49 | 10 | F | Farming Today | BBC Radio 4 | |
| 49 | 18 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 50 | 22 | 2 | 24/7 | Beggi Ólafs | |
| 50 | 19 |  | Science Friday | Science Friday and WNYC Studios | |
| 51 | 21 |  | Discovery | BBC World Service | |
| 52 | 26 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 52 | 49 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 53 | — | P | Purr Podcast | Jolle Kirpensteijn & Susan Little | |
| 54 | 20 |  | The Couples Therapist Couch | Shane Birkel | |
| 55 | 31 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 55 | 1 |  | Koldfronten - kampen om Grønland og Arktis | Videnskab.dk | |
| 56 | 65 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 57 | 128 |  | SciShow Tangents | Complexly | |
| 58 | 32 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 58 | 5 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 59 | 24 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 60 | 28 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 61 | 14 |  | Skeptoid | Brian Dunning | |
| 61 | 18 | H | Heal NPD | Mark Ettensohn, Psy.D. | |
| 64 | 14 |  | Skeptics with a K | Skeptic Media Limited | |
| 64 | — |  | Climate One | Climate One from The Commonwealth Club | |
| 65 | — | H | Human Factors Minute | Human Factors Cast | |
| 66 | 12 | T | The Neuro Times | The Neuro Times | |
| 67 | 18 |  | Let's Learn Everything! | Maximum Fun | |
| 68 | 29 |  | Espacio en blanco | Radio Nacional | |
| 69 | 52 |  | Scotland Outdoors | BBC Radio Scotland | |
| 69 | 27 |  | That UFO Podcast | That UFO Podcast | |
| 71 | 34 |  | Speaking of Psychology | American Psychological Association | |
| 72 | 26 |  | Universe Today Podcast | Fraser Cain | |
| 74 | 25 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 75 | 37 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 75 | — | E | Erde und Umwelt | Holger Klein | |
| 76 | 6 |  | The Plodcast | Our Media | |
| 76 | 15 | S | Sweet Little Human | Orkan Media | |
| 77 | 37 |  | The Nature & Nurture Podcast | Adam Omary | |
| 79 | 34 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 80 | 34 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 82 | 34 |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 84 | 24 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 86 | 16 | C | Concussion Talk Podcast | Nick Mercer | |
| 87 | 38 |  | La Science, CQFD | France Culture | |
| 87 | 24 | T | The Microbiome Podcast | The American Microbiome Institute | |
