| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | 1 |  | All In The Mind | ABC | |
| 3 | 3 |  | Radiolab | WNYC Studios | |
| 4 | 2 |  | Dr Karl Podcast | triplej | |
| 5 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | 6 | W | What The Duck?! | ABC | |
| 7 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 8 | 7 |  | The Science Show | ABC | |
| 9 | 2 |  | Curious Cases | BBC Radio 4 | |
| 10 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 11 | — | B | Boring History for Sleep | Velvet | |
| 12 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 13 | 1 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 14 | 16 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 15 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 16 | 1 |  | More or Less | BBC Radio 4 | |
| 17 | 4 |  | Science Vs | Spotify Studios | |
| 18 | 1 |  | Operation Night Cat | New Hampshire Public Radio | |
| 18 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 20 | 1 |  | Science Weekly | The Guardian | |
| 21 | 3 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 22 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 23 | 1 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 23 | 4 |  | Planet Em | Emily McDonald | |
| 24 | 5 |  | The Psychology Podcast | iHeartPodcasts | |
| 26 | 15 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 27 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 28 | 8 |  | The world, the universe and us | New Scientist | |
| 29 | 5 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 30 | 7 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 31 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 32 | 6 |  | Unexplainable | Vox | |
| 32 | 23 |  | The Life Scientific | BBC Radio 4 | |
| 33 | 1 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 34 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 35 | 30 |  | Universe Today Podcast | Fraser Cain | |
| 36 | 8 | W | Weekend Birder | Kirsty Costa | |
| 38 | 6 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 39 | 4 |  | That UFO Podcast | That UFO Podcast | |
| 40 | 8 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 41 | 2 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 42 | 4 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 42 | — |  | Proxy with Yowei Shaw | Y3 Productions | |
| 43 | 4 |  | Unexpected Elements | BBC World Service | |
| 44 | 12 |  | Short Wave | NPR | |
| 45 | 1 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 46 | 2 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 47 | 6 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 48 | 21 |  | Science Friday | Science Friday and WNYC Studios | |
| 49 | — |  | Babbage from The Economist | The Economist | |
| 50 | 7 |  | The Threshold | Foreign Policy | |
| 50 | 8 |  | The Michael Shermer Show | Michael Shermer | |
| 52 | 15 |  | Origin Stories | The Leakey Foundation | |
| 53 | 8 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 54 | 14 |  | Blurry Creatures | Blurry Creatures | |
| 55 | 1 |  | The Common Descent Podcast | Common Descent | |
| 56 | 5 |  | A Question of Science | The Francis Crick Institute | |
| 56 | 4 |  | Speaking of Psychology | American Psychological Association | |
| 57 | 35 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 57 | 42 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 58 | 11 |  | Need To Know | Bryce Zabel | |
| 59 | 7 |  | CrowdScience | BBC World Service | |
| 60 | 3 |  | Mysterious Universe | 8th Kind | |
| 61 | 3 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 62 | 20 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 62 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 63 | 26 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 65 | 16 |  | Science Magazine Podcast | Science Magazine | |
| 66 | 17 |  | Bigfoot Society | Jeremiah Byron | |
| 67 | 105 |  | Somewhere in the Skies | SpectreVision Radio | |
| 68 | 6 |  | Discovery | BBC World Service | |
| 69 | 125 |  | Living Planet | DW | |
| 69 | 19 |  | Overheard at National Geographic | National Geographic | |
| 71 | 24 |  | Science Friction | ABC | |
| 71 | 13 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 74 | 72 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 75 | 10 |  | Scotland Outdoors | BBC Radio Scotland | |
| 76 | 30 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 76 | 13 |  | Leaked | TFLabs | |
| 77 | 4 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 78 | 17 |  | The Quanta Podcast | Quanta Magazine | |
| 78 | 20 |  | Bedtime Astronomy | Synthetic Universe | |
| 79 | 15 |  | Accidental Gods | Accidental Gods | |
| 80 | — |  | The Science of Birds | Ivan Phillipsen | |
| 81 | 2 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 82 | 12 |  | UFO Chronicles Podcast | Nik Hunter | |
| 83 | 3 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 83 | 18 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 85 | 15 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 85 | 25 | N | Nature Track | ABC | |
| 86 | 11 |  | SOIL: Rewilding the Underground | Freya Mulvey | |
| 87 | 16 |  | You Are Not So Smart | You Are Not So Smart | |
| 88 | 37 |  | Nature Podcast | Springer Nature Limited | |
| 89 | 19 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 89 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 89 | 6 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 90 | — | B | Big Sky Country | Bush Heritage Australia | |
| 90 | 15 |  | A Life More Wild | Canopy & Stars | |
| 92 | 61 |  | Quirks and Quarks | CBC | |
| 93 | 93 | N | Nocturnal Worlds | Audiocraft | |
