| 1 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 1 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 2 |  | The Threshold | Foreign Policy | |
| 5 | — |  | Science Vs | Spotify Studios | |
| 6 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 6 | 1 |  | Unexplainable | Vox | |
| 7 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 8 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 9 | — |  | Science Weekly | The Guardian | |
| 9 | 1 |  | BBC Inside Science | BBC Radio 4 | |
| 10 | 1 |  | Babbage from The Economist | The Economist | |
| 10 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 10 | — |  | EarthWise | Vivaan Mathur | |
| 11 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 13 | 4 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 13 | 4 | B | Boring History for Sleep | Velvet | |
| 15 | 3 |  | Speaking of Psychology | American Psychological Association | |
| 15 | 10 | I | Ideas of India | Mercatus Center at George Mason University | |
| 16 | — |  | Nature Podcast | Springer Nature Limited | |
| 16 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 18 | 1 |  | Science Friday | Science Friday and WNYC Studios | |
| 18 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 18 | 4 |  | Overheard at National Geographic | National Geographic | |
| 19 | 1 |  | The Quanta Podcast | Quanta Magazine | |
| 19 | — | S | Sher Khan | Aaj Tak Radio | |
| 19 | — |  | A Question of Science | The Francis Crick Institute | |
| 21 | 9 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 24 | 3 |  | Discovery | BBC World Service | |
| 25 | 10 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 26 | — |  | Curiosity Weekly | Discovery | |
| 27 | — |  | The Orthobullets Podcast | Orthobullets | |
| 27 | 10 | A | a scope ~リベラルアーツで世界を視る目が変わる~ | NewsPicks | |
| 28 | 17 | T | The India Energy Hour Presented by 101Reporters | 101Reporters | |
| 29 | 19 |  | Astrum Space | Astrum | |
| 29 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 30 | 9 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 31 | 8 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 33 | 3 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 33 | 9 |  | Origin Stories | The Leakey Foundation | |
| 34 | 3 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 35 | — |  | Science Quickly | Scientific American | |
| 35 | 10 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 36 | 56 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 37 | — | N | New Books in Economics | Marshall Poe | |
| 38 | 10 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 38 | 5 |  | Mind & Life | Mind & Life Institute | |
| 39 | 82 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 40 | 12 |  | Let's Learn Everything! | Maximum Fun | |
| 41 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 42 | 55 |  | Science Magazine Podcast | Science Magazine | |
| 42 | 113 |  | Instant Genius | Our Media | |
| 42 | 11 |  | The Astrophysics Podcast | Paul Duffell | |
| 43 | 9 |  | CrowdScience | BBC World Service | |
| 43 | 4 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 43 | 75 |  | Unexpected Elements | BBC World Service | |
| 44 | 28 | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 47 | 4 |  | All In The Mind | ABC | |
| 47 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 47 | 57 |  | Drilled | Pushkin Industries | |
| 47 | 9 |  | BrainStuff | iHeartPodcasts | |
| 48 | 3 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 48 | 22 |  | Science In Action | BBC World Service | |
| 49 | 5 |  | Stanford Medcast: Expert Voices in Medicine and Healthcare | Stanford University School of Medicine | |
| 50 | 28 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 51 | 62 | I | Introduction To Marx/Marxsim | John Molyneux | |
| 53 | 16 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 53 | 64 |  | Speed & Scale | TED | |
| 53 | — | G | GeneCast | ژن کست | Sevda Basiri | |
| 54 | 2 |  | The Science of Birds | Ivan Phillipsen | |
| 56 | 57 |  | La Science, CQFD | France Culture | |
| 56 | 3 |  | Physics World Weekly Podcast | Physics World | |
| 57 | 33 |  | The world, the universe and us | New Scientist | |
| 57 | 13 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 58 | 18 |  | Universe Today Podcast | Fraser Cain | |
| 58 | 80 |  | This Week in Neuroscience | Vincent Racaniello | |
| 58 | — |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 59 | 25 |  | More or Less | BBC Radio 4 | |
| 59 | 7 |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 60 | — | S | Sage Sociology | Sage Publications | |
| 60 | 19 | E | Exploring Sport Biomechanics Book by Book | Mehmet Murat Demirelli | |
| 61 | 8 | C | Climate Optimists | Jason Lewis, Thomas Mills & Flora Gladwin | |
| 62 | 12 |  | The Numberphile Podcast | Brady Haran | |
| 63 | 1 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 63 | — | C | Crime Theories: Off the Record | Karen Armenta | |
| 65 | 2 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 65 | 16 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 66 | — |  | Das Wissen | SWR | SWR | |
| 66 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 67 | 35 | ग | गोष्ट दुनियेची | BBC Marathi Audio | |
| 68 | 12 |  | This Week in Cardiology | Medscape | |
| 68 | 23 | M | Motivational Podcast (In Hindi ) | Amit Gautam | |
| 68 | — | S | Science + God with Dr. G | AccessMore | |
| 71 | 8 |  | Outside/In | NHPR | |
| 73 | 34 |  | Curious Cases | BBC Radio 4 | |
| 74 | 8 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 75 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 75 | 9 |  | PlanetGeo: The Geology Podcast | Chris and Jesse | |
| 76 | 10 | W | What The Duck?! | ABC | |
| 76 | 12 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
