| 1 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Science Vs | Spotify Studios | |
| 4 | 1 |  | Curious Cases | BBC Radio 4 | |
| 5 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | — |  | Ologies with Alie Ward | Alie Ward | |
| 7 | 11 |  | Radiolab | WNYC Studios | |
| 8 | 4 |  | Unexplainable | Vox | |
| 9 | 53 |  | The Psychology Podcast | iHeartPodcasts | |
| 10 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 4 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 12 | 2 |  | Alive Again | iHeartPodcasts | |
| 13 | 4 |  | Regenerative Agriculture Podcast | John Kempf | |
| 14 | 14 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 15 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 16 | 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 17 | 5 |  | Science Weekly | The Guardian | |
| 18 | 8 |  | TED Talks Science and Medicine | TED | |
| 19 | 20 |  | Blurry Creatures | Blurry Creatures | |
| 20 | 36 | S | Students of Surgery | Martin Brand | |
| 21 | 8 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 22 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 23 | 87 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 24 | — |  | Ancient Aliens | PodcastOne | |
| 25 | 3 |  | Living Planet | DW | |
| 26 | — |  | Drilled | Pushkin Industries | |
| 27 | 7 |  | Universe Today Podcast | Fraser Cain | |
| 28 | 103 | P | Plane Crash Diaries | Desmond Latham | |
| 29 | 29 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 30 | 7 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 31 | 159 | W | Wildest Kruger Stories | Karolina Norée | |
| 32 | 13 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 33 | — |  | Psychedelics Today | Psychedelics Today | |
| 34 | — | D | Deep Dive into Soil Science | Saurav Das | |
| 35 | 14 | T | The Addiction Psychologist | Samuel Acuff and Noah Emery | |
| 36 | — | D | DNA Dialogues: Conversations in Genetic Counseling Research | Journal of Genetic Counseling (Jehannine Austin, Naomi Wagner, Khalida Liaquat, Kate Wilson and DNA Today’s Kira Dineen) | |
| 37 | 12 |  | More or Less | BBC Radio 4 | |
| 38 | — | S | Sound Healing / Sound Bath | Omandala Vietnam | |
| 39 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 40 | — | F | Full PreFrontal: Exposing the Mysteries of Executive Function | Sucheta Kamath | |
| 41 | — | I | IFT Sci Dish | Institute of Food Technologists | |
| 42 | — | A | All Access: Med School Admissions | Christian Essman | |
| 43 | — | C | Computomics: Discussions On Innovations To Drive Advanced Agriculture Solutions | Computomics | |
| 44 | — |  | All Access: Med School Admissions | Christian Essman | |
| 45 | 22 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 46 | 20 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 47 | 17 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 48 | 17 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 49 | 25 |  | Speaking of Psychology | American Psychological Association | |
| 50 | 38 |  | Science Friday | Science Friday and WNYC Studios | |
| 51 | 24 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 52 | 18 |  | Overheard at National Geographic | National Geographic | |
| 53 | 21 |  | ScienceStuff | iHeartPodcasts | |
| 54 | 6 |  | Short Wave | NPR | |
| 55 | 19 |  | Speed & Scale | TED | |
| 56 | 21 |  | The Michael Shermer Show | Michael Shermer | |
| 57 | 2 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 58 | 18 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 59 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 60 | 16 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 61 | 3 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 62 | 17 |  | Rare Earth | BBC Radio 4 | |
| 63 | 25 |  | Science Magazine Podcast | Science Magazine | |
| 64 | 25 |  | CrowdScience | BBC World Service | |
| 65 | 36 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 66 | 25 | N | New Books in Anthropology | New Books Network | |
| 67 | 19 | W | What The Duck?! | ABC | |
| 68 | 26 |  | MinuteEarth | Minute Earth | |
| 69 | 22 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 70 | 27 | S | Safari Stories | Trunks and Tracks | |
| 71 | 25 | N | New Scientist Weekly | New Scientist | |
| 72 | 23 |  | The Science of Everything Podcast | James Fodor | |
| 73 | 23 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 74 | 23 |  | Mind & Life | Mind & Life Institute | |
| 75 | 23 |  | Lost Women of Science | Lost Women of Science | |
| 76 | 23 | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 77 | 23 |  | Bugs Need Heroes | BugsNeedHeroes | |
| 78 | 45 |  | Discovery | BBC World Service | |
| 79 | 22 | R | REvaluation Podcast | fteval | |
| 80 | 19 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 81 | 18 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 82 | 23 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 83 | 16 |  | TheThinkingAtheist | The Thinking Atheist | |
| 84 | 2 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 85 | 19 |  | That's Just Wild | Fresh Air | |
| 86 | 14 | W | Why? with Emma Kennedy | Podmasters | |
| 87 | 31 |  | Oceans: Life Under Water | Crowd Network | Greenpeace UK | |
| 88 | 5 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 89 | 18 |  | New Books in Psychoanalysis | Marshall Poe | |
| 90 | 22 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 91 | 21 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 92 | 5 |  | Invisibilia | NPR | |
| 93 | 10 |  | Physics to God | Aaron Zimmer and Elie Feder | |
| 94 | — |  | The Green Room: A Podcast from Obstetrics & Gynecology | Obstetrics & Gynecology (Green Journal) | |
| 95 | 1 |  | Instant Genius | Our Media | |
| 96 | 27 |  | Robinson's Podcast | Robinson Erhardt | |
| 97 | 18 |  | The Elective Rotation: A Critical Care Hospital Pharmacy Podcast | Pharmacy Joe | |
| 98 | 25 | D | Dva i po psihijatra | PodMedia | |
| 99 | 25 |  | Deep Insights with Mining Review Africa | Mining Review Africa | |
| 100 | 25 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
