| 1 | 1 |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 5 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | — |  | Overheard at National Geographic | National Geographic | |
| 5 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | — |  | How We're Wired | The Bertarelli Foundation | |
| 7 | 37 |  | Ologies with Alie Ward | Alie Ward | |
| 8 | 1 |  | More or Less | BBC Radio 4 | |
| 9 | 62 | A | ADPlusHausa | Podcast | ADPlusHausa | Podcast | |
| 10 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | — |  | Sustainability, Climate Change, Renewable Energy, Politics, Activism, Biodiversity, Carbon Footprint, Wildlife, Regenerative | Mia Funk | |
| 12 | 55 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 13 | 89 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 14 | 125 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 15 | — |  | Wild Sounds: Voices from Antarctica | RNZ | |
| 16 | — | T | The Nurse Researcher Podcast | Dr Andrew Finney | |
| 17 | — | P | Physical Activity Researcher Suomi | Physical Activity Researcher | |
| 18 | — | R | Researchers Under the Scope | University of Saskatchewan, OVDR, College of Medicine | |
| 19 | 12 |  | Unexplainable | Vox | |
| 20 | 10 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 10 |  | Curious Cases | BBC Radio 4 | |
| 22 | 93 | N | New Books in Political Science | New Books Network | |
| 23 | 11 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 24 | 11 | J | Johns Hopkins Medicine Gastroenterology Podcasts | Elizabeth Tracey | |
| 25 | 11 | T | The Tracey Johnson Show | The Tracey Johnson Show | |
| 26 | 11 |  | Short Wave | NPR | |
| 27 | 6 | B | Boring History for Sleep | Velvet | |
| 28 | 53 |  | All In The Mind | ABC | |
| 29 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 30 | 1 |  | Science Vs | Spotify Studios | |
| 31 | — |  | Emergency Medicine Board Bombs | EM Board Bombs | |
| 32 | 16 |  | Science Weekly | The Guardian | |
| 33 | 16 |  | The Gene Gap: Common threads | The Guardian | |
| 34 | 4 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 35 | 21 |  | The world, the universe and us | New Scientist | |
| 36 | 8 |  | Instant Genius | Our Media | |
| 37 | 13 |  | You Are Not So Smart | You Are Not So Smart | |
| 38 | 19 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 39 | — |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 40 | — | T | The Intern At Work: Internal Medicine | Medicine Pods: The Intern at Work | |
| 41 | 21 |  | Paranormal Portal | Brent Thomas | |
| 42 | 20 | N | Nature Talks: The Nature Conservancy of Canada Podcast | Nature Conservancy of Canada | |
| 43 | 14 | N | New Books in Economics | Marshall Poe | |
| 44 | 21 |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 45 | 18 |  | When Science Finds a Way | Wellcome | |
| 46 | 28 |  | The Alpha Male Coach Podcast | Kevin Aillaud | |
| 47 | 20 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 48 | 18 | N | New Books in National Security | Marshall Poe | |
| 49 | 16 | F | From the Spectrum: Finding Superpowers with Autism | Ryan Sumner | |
| 50 | 16 |  | The Sustainability Agenda | Fergal Byrne | |
| 51 | 29 |  | CrowdScience | BBC World Service | |
| 52 | 15 |  | Get Obsessed : With Living Your Best Life | Julie Lokun and Mika Altidor | |
| 53 | 28 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 54 | 28 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 55 | 3 | P | Prato de Ciência | Prato de Ciencia | |
| 56 | 24 |  | TheThinkingAtheist | The Thinking Atheist | |
| 57 | 26 |  | BBC Inside Science | BBC Radio 4 | |
| 58 | 76 |  | Great Mysteries of Physics | The Conversation | |
| 59 | 14 | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 60 | 14 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 61 | 14 | M | Medical Breakthroughs from Penn Medicine | ReachMD | |
| 62 | 27 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 63 | 27 |  | Science Friday | Science Friday and WNYC Studios | |
| 64 | 22 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 65 | 22 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 66 | — | A | ASMR | ASMR | |
| 67 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 68 | — | D | Der Wolfspodcast | Sabine Sebald | |
| 69 | 30 |  | Speed & Scale | TED | |
| 70 | 30 |  | Unexpected Elements | BBC World Service | |
| 71 | 22 |  | The Science of Everything Podcast | James Fodor | |
| 72 | — | Q | Quantum Entanglement or Just Coincidence? | Jessica Kendall | |
| 73 | 14 |  | The Energy Podcast | Shell | |
| 74 | 33 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 75 | 27 |  | Babbage from The Economist | The Economist | |
| 76 | 26 |  | Bionic Planet: Reversing Climate Change by Restoring Nature | Steve Zwick | |
| 77 | 26 |  | Science with Sabine | Sabine Hossenfelder | |
| 78 | 25 | A | AquaPod: Water Monitoring Stories from the Field | In-Situ | |
| 79 | 18 | A | An Essay on Economic Theory | Richard Cantillon | |
| 80 | 26 |  | Ancient Aliens | PodcastOne | |
| 81 | 26 |  | Blurry Creatures | Blurry Creatures | |
| 82 | 24 |  | MinuteEarth | Minute Earth | |
| 83 | 8 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 84 | 8 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 85 | 8 | T | The We Society | AcSS | |
| 86 | 8 | S | Science (Video) | UCTV | |
| 87 | 8 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 88 | 28 |  | Science In Action | BBC World Service | |
| 89 | 28 | S | Social Protection Podcast | socialprotection.org | |
| 90 | 28 | C | Conversations on Intellectual Humility | JSTOR Daily | |
| 91 | 27 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 92 | 27 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 93 | 27 |  | Main Engine Cut Off | Anthony Colangelo | |
| 94 | 20 |  | Introduction To Geology Of Nigeria | Irene Bernard | |
| 95 | 27 | J | Jahbless Original Intelligence | JahblessOriginalIntelligence | |
| 96 | 27 | 金 | 金刚经 | 乐明无念 | |
| 97 | 27 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 98 | 14 |  | Board Rounds Prep for USMLE and COMLEX | Ryan Gray | |
| 99 | 14 | M | Mécaniques des épidémies | France Culture | |
| 100 | 28 |  | MCAT Basics (from MedSchoolCoach) | MedSchoolCoach | |
