| 1 | — |  | The Rest Is Science | Goalhanger | |
| 3 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 4 | — |  | Science Weekly | The Guardian | |
| 4 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 2 |  | Unexplainable | Vox | |
| 5 | 1 |  | Science Vs | Spotify Studios | |
| 7 | 8 |  | EarthWise | Vivaan Mathur | |
| 8 | 1 |  | The Adventurer's | TheAdventurers | |
| 10 | 3 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 10 | 4 | B | Boring History for Sleep | Velvet | |
| 11 | 2 |  | Discovery | BBC World Service | |
| 11 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 1 |  | Short Wave | NPR | |
| 12 | — |  | The Quanta Podcast | Quanta Magazine | |
| 14 | 1 | I | Ideas of India | Mercatus Center at George Mason University | |
| 15 | 5 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 16 | 7 |  | Speaking of Psychology | American Psychological Association | |
| 16 | 12 |  | Astrum Space | Astrum | |
| 19 | 1 |  | Instant Genius | Our Media | |
| 19 | — |  | Choiceology with Katy Milkman | Charles Schwab | |
| 20 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 20 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 20 | 3 |  | Overheard at National Geographic | National Geographic | |
| 21 | 5 |  | Babbage from The Economist | The Economist | |
| 21 | 17 |  | The Michael Shermer Show | Michael Shermer | |
| 22 | 5 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 22 | 7 |  | Planet Em | Emily McDonald | |
| 23 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 25 | 3 |  | All In The Mind | ABC | |
| 25 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 25 | 9 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 26 | 7 |  | Earthsight | cr458 | |
| 27 | 73 | S | Sher Khan | Aaj Tak Radio | |
| 29 | 6 |  | Nature Podcast | Springer Nature Limited | |
| 29 | 5 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 31 | 13 |  | The Life Scientific | BBC Radio 4 | |
| 31 | 23 |  | You Are Not So Smart | You Are Not So Smart | |
| 31 | 5 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 32 | 10 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 33 | 2 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 34 | 21 |  | Curious Cases | BBC Radio 4 | |
| 35 | 2 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 35 | 21 |  | This Week in Microbiology | Vincent Racaniello | |
| 36 | 14 | T | The Rearview | The Hindu | |
| 37 | 6 |  | Drilled | Pushkin Industries | |
| 38 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 39 | 8 |  | CrowdScience | BBC World Service | |
| 40 | 14 |  | More or Less | BBC Radio 4 | |
| 45 | 1 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 45 | 2 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 46 | 38 |  | That's Just Wild | Fresh Air | |
| 47 | — |  | Das Wissen | SWR | SWR | |
| 48 | 43 |  | Physics World Weekly Podcast | Physics World | |
| 48 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 51 | 52 |  | The Water Data Podcast | WELL Labs | |
| 52 | 29 | C | Circulation on the Run | Greg Hundley, MD and Peder Myhre, MD, PhD | |
| 52 | 25 | T | The Hematologist | The Hematologist | |
| 52 | 136 |  | Night Science | Itai Yanai & Martin Lercher | |
| 53 | 4 |  | Mysterious Universe | 8th Kind | |
| 54 | 21 |  | Regenerative Agriculture Podcast | John Kempf | |
| 55 | — | D | Dapter – For Research in Central Asia | Dapter | |
| 56 | — | N | New Books in Sociology | New Books Network | |
| 56 | 83 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 57 | 142 | V | Voices of Mathematics | Mathematics Faculty, University of Cambridge | |
| 58 | 19 |  | Naturebang | BBC Radio 4 | |
| 58 | 25 |  | The Science of Everything Podcast | James Fodor | |
| 59 | 16 |  | The world, the universe and us | New Scientist | |
| 59 | — |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 60 | 10 |  | This Week in Cardiology | Medscape | |
| 60 | 71 |  | Research To Practice | Oncology Videos | Dr Neil Love | |
| 60 | — | C | Core Insights: Behavioural Science | Warwick Business School | |
| 61 | 24 | V | VoxTalks Economics | VoxTalks | |
| 62 | 28 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 65 | 16 |  | Science Will Win | Pfizer | |
| 65 | — | N | Nature's Archive | Michael Hawk | |
| 66 | 20 |  | Science Magazine Podcast | Science Magazine | |
| 66 | 10 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 66 | 84 |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 68 | 16 |  | Let's Learn Everything! | Maximum Fun | |
| 68 | — | W | What The Duck?! | ABC | |
| 69 | — | W | Wissenschaft im Brennpunkt | Deutschlandfunk | |
| 70 | 32 |  | The Orthobullets Podcast | Orthobullets | |
| 70 | — | T | The Brain Podcast | Brain | |
| 71 | 75 |  | SciShow Tangents | Complexly | |
| 71 | — | T | The Weather That Changed Us | ABC | |
| 71 | 14 |  | Stanford Medcast: Expert Voices in Medicine and Healthcare | Stanford University School of Medicine | |
| 72 | — | E | ERS Publications Podcasts | ERS Publications Podcasts | |
| 72 | 27 |  | A Question of Science | The Francis Crick Institute | |
| 73 | 61 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 73 | 4 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 73 | 12 |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 74 | 12 |  | Curiosity Weekly | Discovery | |
| 75 | 10 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 75 | — | W | Wild Tales | Nature Podcast | National Trust | |
| 76 | 6 | M | Mr.GK Podcast | Mr.GK Podcast | |
| 78 | — |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 78 | — | K | Klimatpodden | Ragnhild Larsson | |
| 78 | 15 | T | The Science and Cocktails Podcast | The Science and Cocktails Podcast | |
| 79 | — | A | Atomic Adventures | Jess Sharpe | |
| 79 | — |  | Species | mackenmurphy.org | |
