| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 1 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 6 | — |  | Science Vs | Spotify Studios | |
| 7 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 1 |  | Science Weekly | The Guardian | |
| 9 | 12 |  | More or Less | BBC Radio 4 | |
| 11 | 2 | B | Boring History for Sleep | Velvet | |
| 12 | 20 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 12 | 2 |  | The Psychology Podcast | iHeartPodcasts | |
| 13 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 14 | 4 |  | Discovery | BBC World Service | |
| 17 | 5 |  | The world, the universe and us | New Scientist | |
| 18 | 12 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 18 | 9 |  | Curious Cases | BBC Radio 4 | |
| 19 | 7 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 20 | 50 |  | Science Friday | Science Friday and WNYC Studios | |
| 21 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 25 | 14 |  | Science Magazine Podcast | Science Magazine | |
| 27 | 17 |  | When Science Finds a Way | Wellcome | |
| 27 | 25 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 28 | 5 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 28 | 9 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 29 | 16 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 29 | 10 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 29 | 12 |  | The Life Scientific | BBC Radio 4 | |
| 30 | 132 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 31 | — |  | HOLOSKY PODCAST | Holosky Podcast | |
| 31 | 64 |  | Speaking of Psychology | American Psychological Association | |
| 31 | 28 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 32 | 19 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 32 | 16 | T | The Art of Mathematics | Carol Jacoby | |
| 33 | 9 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 34 | 64 |  | Universe Today Podcast | Fraser Cain | |
| 35 | 17 |  | Short Wave | NPR | |
| 35 | 33 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 35 | 62 |  | Nature Podcast | Springer Nature Limited | |
| 37 | 21 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 38 | 5 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 38 | 16 |  | Babbage from The Economist | The Economist | |
| 41 | 25 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 41 | 16 |  | Astrum Space | Astrum | |
| 45 | 19 |  | The Michael Shermer Show | Michael Shermer | |
| 46 | 3 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 47 | 5 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 48 | 15 |  | New Books in Critical Theory | Marshall Poe | |
| 48 | 7 |  | MinuteEarth | Minute Earth | |
| 50 | 62 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 52 | — |  | Naturebang | BBC Radio 4 | |
| 52 | 6 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 53 | — |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 54 | 6 |  | CrowdScience | BBC World Service | |
| 54 | 23 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 55 | 10 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 56 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 58 | 116 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 58 | 10 | F | Farming Today | BBC Radio 4 | |
| 59 | 14 | D | De Universiteit van Vlaanderen Podcast | Universiteit van Vlaanderen | |
| 60 | 4 | P | Paramount Importance | Kurt Krispyn | |
| 60 | — | L | Learning from Nature: The Biomimicry Podcast with Lily Urmann | Lily Urmann | |
| 61 | 28 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 62 | — | T | The Overwatch - Long Range Shooting | The Overwatch | |
| 63 | 25 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 66 | 11 |  | Patterns Tell Stories | UFOs & High Strangeness | KLAɄЅ & GΔRRΞTT | |
| 69 | 11 | A | Asimov Press | Asimov Press | |
| 70 | 27 |  | The Cartesian Cafe | Timothy Nguyen | |
| 70 | — | C | CLEAR Conversations | UC Davis CLEAR Center | |
| 71 | — |  | Paranormal Portal | Brent Thomas | |
| 72 | 27 | T | Theory of Relativity by Albert Einstein | Inception Point Ai | |
| 72 | 35 |  | The Science Show | ABC | |
| 72 | 32 |  | This Week in Cardiology | Medscape | |
| 73 | 27 |  | The Horse First: A Veterinary Sport Horse Podcast | Audrey DeClue, DVM | |
| 73 | 4 |  | Radiowissen | Bayerischer Rundfunk | |
| 74 | 27 | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 74 | 28 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 74 | 20 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 75 | 27 | T | The Structural Engineering Podcast | Max and Zach | |
| 76 | 6 | B | BJA Education Podcasts | BJA Education | |
| 77 | 22 | T | The Living Revolution | The Living Revolution | |
| 80 | — | W | Wunderdog | Øystein Runde & Nitro | |
| 83 | 57 |  | Alive Again | iHeartPodcasts | |
| 84 | 9 |  | Skeptics with a K | Skeptic Media Limited | |
| 85 | 19 |  | That UFO Podcast | That UFO Podcast | |
| 86 | 52 |  | TED Talks Science and Medicine | TED | |
| 88 | 9 |  | Overheard at National Geographic | National Geographic | |
| 92 | 62 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 93 | 70 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 95 | 10 |  | Living Planet | DW | |
| 95 | 17 |  | The Orthobullets Podcast | Orthobullets | |
| 98 | 6 |  | TheThinkingAtheist | The Thinking Atheist | |
| 99 | — |  | Sustainability, Climate Change, Renewable Energy, Politics, Activism, Biodiversity, Carbon Footprint, Wildlife, Regenerative | Mia Funk | |
| 101 | 54 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 104 | 14 | S | Sum of All Parts | ABC listen | |
| 111 | 10 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 112 | 18 |  | Big Picture Science | Big Picture Science | |
| 113 | 66 |  | Rare Earth | BBC Radio 4 | |
| 116 | 52 |  | A Life More Wild | Canopy & Stars | |
| 117 | 46 | T | The BIT podcast | The Behavioural Insights Team | |
| 119 | 31 | T | This Wild Life Conservation Podcast | Amy Turner | |
