| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 4 |  | Unexplainable | Vox | |
| 4 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 4 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 41 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 7 | 3 |  | Radiolab | WNYC Studios | |
| 8 | 13 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 10 | 88 |  | Blurry Creatures | Blurry Creatures | |
| 10 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 11 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 6 |  | Science Weekly | The Guardian | |
| 12 | 19 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 12 | 6 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 13 | 48 |  | Living Planet | DW | |
| 13 | 5 |  | The Science of Birds | Ivan Phillipsen | |
| 14 | 3 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 14 | 4 | B | Boring History for Sleep | Velvet | |
| 14 | 45 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 15 | 126 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 15 | 13 |  | Speaking of Psychology | American Psychological Association | |
| 15 | 9 |  | Science Friday | Science Friday and WNYC Studios | |
| 16 | 2 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 17 | 4 |  | BBC Inside Science | BBC Radio 4 | |
| 18 | 108 |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 18 | 6 |  | Science Vs | Spotify Studios | |
| 19 | 10 |  | More or Less | BBC Radio 4 | |
| 20 | 7 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 20 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 21 | 8 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 21 | 38 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 21 | 62 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 22 | 14 |  | Discovery | BBC World Service | |
| 22 | — | U | Urban Radar | Tom Goodfellow and Beth Perry | |
| 23 | — |  | The Science of Coffee | James Harper | |
| 24 | 9 |  | CrowdScience | BBC World Service | |
| 24 | 33 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 25 | 3 |  | Unexpected Elements | BBC World Service | |
| 26 | 4 |  | The Future of Everything | Stanford Engineering | |
| 27 | — | Z | Zoo Logic | Dr. Grey Stafford | |
| 28 | 4 |  | Lost Women of Science | Lost Women of Science | |
| 28 | 158 | T | The Cosmic Savannah | The Cosmic Savannah | |
| 29 | — |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 29 | 11 |  | Curious Cases | BBC Radio 4 | |
| 30 | 5 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 30 | — |  | Kohn's Zone | Alfie Kohn | |
| 31 | 4 |  | Project Upland Podcast | Project Upland Media Group | |
| 31 | — | M | Medscape InDiscussion: Obesity | Medscape | |
| 32 | — |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 33 | 46 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 35 | 3 | S | Space | BBC World Service | |
| 35 | — |  | This Week in Space (Audio) | TWiT | |
| 36 | 3 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 37 | 8 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 38 | — |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 38 | 142 | E | Everyday Neuro: Psychology and Neuroscience Podcast | Dr Janine Cooper: Cognitive Psychologist, Neuroscientist, Neuropsychology researcher. | |
| 38 | 131 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 39 | 5 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 40 | 5 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 41 | — |  | Nature Guys | Nature Guys | |
| 42 | 6 |  | Hunting Dog Confidential | Project Upland Media Group | |
| 43 | 6 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 44 | — | T | Theoretical Neuroscience Podcast | Gaute Einevoll | |
| 44 | 6 | B | Biostatistics Podcast | Jocelyn Chen | |
| 45 | 6 | D | Dimensions | REMYA SREEKANTH | |
| 45 | — |  | Total Disclosure Podcast | Tyler Roberts | |
| 46 | 26 |  | The world, the universe and us | New Scientist | |
| 47 | 23 |  | All In The Mind | ABC | |
| 48 | 22 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 48 | — | B | Brain Space Time Podcast | Akseli Ilmanen | |
| 49 | — | T | Thinking Caps | Angie | |
| 50 | 24 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 50 | 28 | G | Green Noise | CapeNature | |
| 53 | 21 |  | Short Wave | NPR | |
| 53 | 24 |  | When Science Finds a Way | Wellcome | |
| 54 | 23 |  | Sustainability, Climate Change, Renewable Energy, Politics, Activism, Biodiversity, Carbon Footprint, Wildlife, Regenerative | Mia Funk | |
| 56 | 18 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 56 | 26 | W | Wildest Kruger Stories | Karolina Norée | |
| 58 | 23 | T | The Immunology Podcast | The Immunology Podcast | |
| 59 | 20 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 60 | 25 | P | Plane Crash Diaries | Desmond Latham | |
| 61 | 25 | T | The Biome Podcast | Robi Watkinson, Emma Hodson & Kate Sheridan | |
| 62 | 28 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 63 | 24 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 64 | 11 |  | Need To Know | Bryce Zabel | |
| 65 | 20 | O | One Planet Podcast · Climate Change, Politics, Sustainability, Environmental Solutions, Renewable Energy, Activism, Biodiver | Creative Process Original Series | |
| 66 | 24 |  | UnBuild It Podcast | Unbuild It Podcast | |
| 66 | 12 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 67 | 26 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 68 | 25 |  | What Remains | WRAL News | Raleigh, North Carolina | |
| 69 | 25 | P | Psychology | Yale School of Medicine | |
| 70 | 24 |  | Голый землекоп | libo/libo | |
| 71 | 24 | A | American Journal of Psychiatry Audio | American Journal of Psychiatry | |
| 72 | 24 | L | Lifeworlds | Alexa Firmenich | |
| 73 | 24 | I | ImmunoTea: Your Immunology Podcast | Lara Dungan | |
| 73 | 19 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 74 | 24 | S | Science Vs Introverts | Ravevx | |
| 75 | 24 | A | A Sustainable Mind - environment & sustainability podcast | Marjorie Alexander | |
