| 1 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 17 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | — |  | Science Vs | Spotify Studios | |
| 4 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 5 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 4 | — | B | Boring History for Sleep | Velvet | |
| 5 | 1 |  | Unexplainable | Vox | |
| 7 | — |  | This Week in Cardiology | Medscape | |
| 8 | 2 |  | Science Quickly | Scientific American | |
| 8 | 14 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 8 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 9 | 2 | I | Ideas of India | Mercatus Center at George Mason University | |
| 10 | — |  | Overheard at National Geographic | National Geographic | |
| 11 | 9 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 7 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 12 | 17 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 13 | 8 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 13 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 13 | 6 | S | Sher Khan | Aaj Tak Radio | |
| 13 | 3 |  | Origin Stories | The Leakey Foundation | |
| 14 | 10 |  | You Are Not So Smart | You Are Not So Smart | |
| 15 | 5 |  | Science Friday | Science Friday and WNYC Studios | |
| 16 | 8 |  | Discovery | BBC World Service | |
| 16 | 37 |  | Babbage from The Economist | The Economist | |
| 16 | 18 | N | Nullius in Verba | Smriti Mehta and Daniël Lakens | |
| 18 | 10 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 1 |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 20 | 1 |  | Nature Podcast | Springer Nature Limited | |
| 20 | 86 |  | Astrum Space | Astrum | |
| 22 | 9 |  | Short Wave | NPR | |
| 24 | 25 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 24 | — | P | PIIE Insider LIVE | Peterson Institute for International Economics | |
| 26 | 31 |  | The Astrophysics Podcast | Paul Duffell | |
| 26 | 38 |  | BrainStuff | iHeartPodcasts | |
| 26 | — | G | Game Theory | Game Theory | |
| 27 | 12 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 27 | 8 |  | Science Weekly | The Guardian | |
| 27 | 10 |  | CrowdScience | BBC World Service | |
| 28 | 3 |  | More or Less | BBC Radio 4 | |
| 30 | 14 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 32 | 37 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 33 | — | D | Daily Astrology with Markus Barrington | Markus Barrington | |
| 33 | — | P | Parallax by Ankur Kalra | Radcliffe Cardiology | |
| 34 | 12 |  | Lost Women of Science | Lost Women of Science | |
| 34 | — |  | Bedtime Astronomy | Synthetic Universe | |
| 35 | 98 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 35 | 70 | A | Aparici en Órbita | Alberto Aparici | |
| 36 | 31 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 36 | 116 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 36 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 37 | 14 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 38 | 14 |  | Ask a Spaceman! | Paul M. Sutter | |
| 39 | — |  | Alive Again | iHeartPodcasts | |
| 39 | 3 |  | The Big Book Project | Atreyee Majumder and Bhavin Patel | |
| 40 | 7 |  | Science In Action | BBC World Service | |
| 40 | 15 |  | H2TechTalk | H2Tech | |
| 41 | 13 |  | The Energy Podcast | Shell | |
| 41 | — |  | How We're Wired | The Bertarelli Foundation | |
| 41 | 107 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 42 | 17 |  | EarthWise | Vivaan Mathur | |
| 42 | — | D | Desi Academia Podcast | Desi Academia Podcast | |
| 42 | 13 |  | Manifold | Steve Hsu | |
| 42 | — |  | Mysterious Universe | 8th Kind | |
| 43 | 123 | V | VoxDev Development Economics | VoxDev.org | |
| 43 | 3 | T | The Science of Personality Podcast | Hogan Assessments | |
| 43 | 20 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 44 | 14 | 6 | 60-Second Mind | Scientific American | |
| 45 | 15 |  | BBC Inside Science | BBC Radio 4 | |
| 45 | 3 | T | The Future of Pharma | Samir Gondalia, ISPE Boston | |
| 45 | — | T | The Math Club | Pete and Noah | |
| 46 | 30 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 46 | — | T | The Fourth Dimension with Sanjay Rajoura | The Fourth Dimension | |
| 46 | — | E | Economics In Ten | Economics In Ten | |
| 47 | 100 | N | New Books in Political Science | New Books Network | |
| 47 | 20 |  | Speaking of Psychology | American Psychological Association | |
| 47 | 10 | E | Earthy Girls is a Mother/Daughter Organic Duo who LOVE the Planet & All things Green. | Rebecca Behnke | |
| 47 | — | P | Pharmacology Basics | Instructor Gwin | |
| 48 | — |  | Prognosis: Misconception | Bloomberg | |
| 48 | 17 | J | Journal of the American Academy of Child and Adolescent Psychiatry | American Academy of Child and Adolescent Psychiatry | |
| 49 | 17 | D | Daily Paper Cast | Jingwen Liang, Gengyu Wang | |
| 50 | 4 | B | Boston Computation Club | Max von Hippel | |
| 50 | — | T | The Show About Science | Nate | The Company Making Podcasts | |
| 51 | 18 | M | Maths on the Move | plus.maths.org | |
| 51 | — |  | The Science of Everything Podcast | James Fodor | |
| 52 | — |  | The Water Data Podcast | WELL Labs | |
| 54 | — | N | New Books in Anthropology | New Books Network | |
| 55 | 18 |  | The world, the universe and us | New Scientist | |
| 56 | — | E | Economics Detective Radio | Garrett M. Petersen | |
| 56 | 26 |  | Hard Drugs | Saloni Dattani & Jacob Trefethen | |
| 57 | 37 |  | The Quanta Podcast | Quanta Magazine | |
| 58 | — |  | ESICM Talk | ESICM | |
| 58 | 14 |  | Regenerative Agriculture Podcast | John Kempf | |
| 62 | 34 |  | Unexpected Elements | BBC World Service | |
| 64 | 26 |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 65 | 24 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 66 | — | H | Heart Failure in Focus | Radcliffe Cardiology | |
| 66 | 15 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 67 | 25 |  | The Orthobullets Podcast | Orthobullets | |
