| 1 | — |  | Ologies with Alie Ward | Alie Ward | |
| 1 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Unexplainable | Vox | |
| 2 | 3 |  | A Question of Science | The Francis Crick Institute | |
| 2 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 3 |  | Science Vs | Spotify Studios | |
| 5 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 4 |  | All In The Mind | ABC | |
| 6 | — |  | Radiolab | WNYC Studios | |
| 6 | 4 |  | Science Weekly | The Guardian | |
| 8 | 6 |  | Lost Women of Science | Lost Women of Science | |
| 9 | 6 |  | BBC Inside Science | BBC Radio 4 | |
| 9 | 20 |  | Discovery | BBC World Service | |
| 10 | 3 | B | Boring History for Sleep | Velvet | |
| 10 | 14 |  | Making Sense with Sam Harris | Sam Harris | |
| 10 | 1 |  | More or Less | BBC Radio 4 | |
| 11 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 12 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 15 | 2 |  | Alive Again | iHeartPodcasts | |
| 17 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 17 | 5 |  | The world, the universe and us | New Scientist | |
| 17 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 17 | 27 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 18 | 14 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 18 | 1 |  | CrowdScience | BBC World Service | |
| 18 | 18 |  | The Common Descent Podcast | Common Descent | |
| 18 | 5 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 18 | 12 |  | That UFO Podcast | That UFO Podcast | |
| 19 | 21 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 19 | 1 |  | Science In Action | BBC World Service | |
| 20 | 8 | T | The Weather That Changed Us | ABC | |
| 21 | 14 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 21 | 12 |  | Unexpected Elements | BBC World Service | |
| 22 | 60 |  | Mind & Life | Mind & Life Institute | |
| 23 | 19 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 23 | — | T | The Al & Juddy Show | Agricom | |
| 24 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 26 | 23 | B | Blood Podcast | American Society of Hematology | |
| 26 | — |  | MinuteEarth | Minute Earth | |
| 26 | 1 |  | The Science Show | ABC | |
| 26 | — |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 26 | 48 |  | Curious Cases | BBC Radio 4 | |
| 26 | 38 |  | Nature Podcast | Springer Nature Limited | |
| 27 | 30 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 27 | 16 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 28 | 25 | S | Science Powering Tomorrow | GNS Science | |
| 28 | 49 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 28 | 77 |  | Head Shepherd | Mark Ferguson | |
| 29 | 34 |  | Why Do We Do That? | BBC Radio 4 | |
| 29 | 2 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 30 | 32 |  | New Books in Critical Theory | Marshall Poe | |
| 30 | 61 | S | Safe As Podcast | Ben Hutchinson | |
| 31 | 36 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 32 | 29 |  | Giant Leap with Taylor Wilson | Giant Leap | |
| 32 | 52 | O | Our Changing World | RNZ | |
| 33 | 80 |  | Speaking of Psychology | American Psychological Association | |
| 33 | 12 |  | Universe Today Podcast | Fraser Cain | |
| 34 | — |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 34 | 13 | F | Farm Source Seasonal Focus | Farm Source | |
| 34 | 16 |  | Cryptids Of The Corn | Cryptids of the Corn Podcast | |
| 34 | 12 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 35 | 4 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 35 | 35 |  | 淇葩人 ChiPodRant | 阿淇博士 Dr. Achi | |
| 35 | 24 |  | Astrum Space | Astrum | |
| 36 | 22 |  | Babbage from The Economist | The Economist | |
| 37 | — |  | Speed & Scale | TED | |
| 37 | 4 |  | Geology Bites | Oliver Strimpel | |
| 37 | 116 | B | Because Why?! The Science and Society Pod. | Brianne West | |
| 37 | 31 |  | Crazy Town | Post Carbon Institute | |
| 38 | 31 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 38 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 38 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 39 | 16 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 39 | 33 |  | This Week in Cardiology | Medscape | |
| 40 | — |  | Unbiased Science | @unbiasedscipod | |
| 40 | 35 |  | Unknowns | OER Project | |
| 41 | 30 |  | Physics World Weekly Podcast | Physics World | |
| 41 | — | F | Feed for Thought | Pioneer Brand Products NZ | |
| 41 | 62 |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 42 | 66 |  | You Are Not So Smart | You Are Not So Smart | |
| 44 | 8 |  | Gastroenterology Learning Network | Gastroenterology Learning Network | |
| 44 | 22 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 45 | 71 |  | Mysterious Universe | 8th Kind | |
| 45 | 48 |  | Science Friction | ABC | |
| 46 | 8 |  | Two Bees in a Podcast | UF/IFAS Honey Bee Lab | |
| 46 | 32 |  | Science Friday | Science Friday and WNYC Studios | |
| 47 | 32 |  | Outside/In | NHPR | |
| 48 | — |  | The Quanta Podcast | Quanta Magazine | |
| 49 | 34 |  | The Futurists | Brett King, JP Nicols, Jason Henrichs | |
| 50 | — | C | CO2 mon Amour | France Inter | |
| 50 | 35 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 51 | — | S | Samoan Scientist Podcast | Amy | |
| 51 | — |  | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 51 | 36 |  | Storm Front Freaks | Storm Front Freaks | Weather | Chasing | Tornado | |
| 51 | 64 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 51 | 5 |  | Dr Karl Podcast | triplej | |
| 53 | 35 | B | BJA Education Podcasts | BJA Education | |
| 53 | 20 | O | Open Country | BBC Radio 4 | |
| 54 | 65 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 55 | 144 |  | Somewhere in the Skies | SpectreVision Radio | |
