| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | — |  | Unexplainable | Vox | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 6 | — |  | Radiolab | WNYC Studios | |
| 8 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 9 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 10 | 1 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 11 | 14 |  | Science Vs | Spotify Studios | |
| 12 | 3 |  | Short Wave | NPR | |
| 13 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 14 | 2 |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 15 | 3 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 16 | 10 |  | Overheard at National Geographic | National Geographic | |
| 18 | 8 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 19 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 20 | 139 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 21 | 6 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 22 | 9 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 23 | 156 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 24 | 9 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 26 | 3 |  | Science Weekly | The Guardian | |
| 27 | 10 |  | The Astrophysics Podcast | Paul Duffell | |
| 28 | 7 |  | Discovery | BBC World Service | |
| 29 | 10 |  | The Quanta Podcast | Quanta Magazine | |
| 30 | 30 |  | Curiosity Weekly | Discovery | |
| 31 | 76 |  | Science Friday | Science Friday and WNYC Studios | |
| 32 | 22 | E | Emergency Medicine Clinics (Elsevier) | Emergency Medicine Clinics | |
| 33 | 2 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 34 | 10 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 35 | 31 | E | Easy Physics | Easy Physics | |
| 36 | 23 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 37 | 42 | S | Sher Khan | Aaj Tak Radio | |
| 39 | 9 |  | Believing the Bizarre: Paranormal Conspiracies & Myths | Tyler and Charlie | |
| 40 | 12 | D | Deep Papers | Arize AI | |
| 41 | 93 | S | Self Improvement Beast | manjha beast | |
| 42 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 43 | 67 | P | Psychology | Yale School of Medicine | |
| 44 | 102 | T | The Immunology Podcast | The Immunology Podcast | |
| 46 | 17 |  | Science Magazine Podcast | Science Magazine | |
| 47 | 13 |  | Speed & Scale | TED | |
| 48 | 15 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 49 | 17 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 50 | 12 |  | Astrum Space | Astrum | |
| 51 | 6 |  | Eons: Surviving Deep Time | PBS | |
| 52 | 56 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 53 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 54 | 18 | T | The Universe Speaks in Numbers | Faber and Faber | |
| 55 | 16 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 56 | 14 |  | More or Less | BBC Radio 4 | |
| 57 | 20 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 58 | 10 |  | Universe Today Podcast | Fraser Cain | |
| 59 | 130 | I | Influence Psychology and Persuasion - Mike Sweet - 10 Minute Coach - Develop and Discover | Mike Sweet | |
| 60 | — |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 61 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 63 | — |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 64 | — |  | Future Ecologies | Future Ecologies | |
| 65 | — | P | Pharmacology Basics | Instructor Gwin | |
| 66 | — |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 67 | — |  | Physics World Weekly Podcast | Physics World | |
| 68 | — | C | CEREBROSIA™ – The Performance Protocols | KRESERA™ Technologies | |
| 70 | — | N | New Books in Anthropology | New Books Network | |
| 72 | — |  | Drilled | Pushkin Industries | |
| 73 | — | A | AP Cardiology | Andrew Perry | |
| 74 | — | T | The Chain: Protein Engineering Podcast | Cambridge Healthtech Institute | |
| 75 | — | Y | Your Brain Uncovered with Aya Tarabeine | Aya | |
| 76 | — | M | Mongabay Explores | Mongabay.com | |
| 77 | — |  | Choiceology with Katy Milkman | Charles Schwab | |
| 78 | — |  | This Week in Microbiology | Vincent Racaniello | |
| 79 | 39 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 80 | 37 | S | Science and Technology | Anthony Okoye | |
| 81 | — |  | The Eco Well podcast | Jen@theecowell | |
| 82 | — |  | Dermatology Snapshots | Dr Vanessa Pinder | |
| 83 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 84 | — |  | That UFO Podcast | That UFO Podcast | |
| 86 | — |  | Scaling Theory | Thibault Schrepel | |
| 89 | — | C | Conversations in Drug Development | Boyds | |
| 90 | — | T | The We Society | AcSS | |
| 91 | — | T | The Journal Club | Beimnet Kassaye | |
| 92 | — | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 93 | — | J | Jellybean Podcast with Doug Lynch | Doug Lynch @TheTopEnd | |
| 94 | — | T | The Field Guides | The Field Guides | |
| 95 | 37 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 96 | 50 |  | Bedtime Astronomy | Synthetic Universe | |
| 97 | 50 | T | The Neurosurgery Review | Mustafa Farooq | |
| 98 | 49 |  | Great Mysteries of Physics | The Conversation | |
| 99 | 47 |  | BBC Inside Science | BBC Radio 4 | |
| 100 | 47 | T | The Missing Link | The Swaddle | |
| 101 | 38 |  | CrowdScience | BBC World Service | |
| 102 | 38 |  | How We're Wired | The Bertarelli Foundation | |
| 103 | 53 |  | Unexpected Elements | BBC World Service | |
| 104 | 36 |  | SciShow Tangents | Complexly | |
| 105 | 50 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 106 | 50 |  | The Logic of Risk | Pasquale Cirillo | |
| 107 | 10 |  | Get Out Alive | Ashley Bray | |
| 109 | 48 | S | Speaking of Mol Bio | Thermo Fisher Scientific | |
| 110 | 43 |  | Curious Cases | BBC Radio 4 | |
| 111 | 46 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 112 | 42 |  | Ancient Aliens | PodcastOne | |
