| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 3 | 1 |  | Curious Cases | BBC Radio 4 | |
| 4 | 7 |  | Radiolab | WNYC Studios | |
| 5 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 6 | 6 |  | CrowdScience | BBC World Service | |
| 6 | 2 |  | Science Vs | Spotify Studios | |
| 7 | — |  | BBC Inside Science | BBC Radio 4 | |
| 7 | 9 |  | More or Less | BBC Radio 4 | |
| 8 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 9 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | — | B | Boring History for Sleep | Velvet | |
| 10 | 1 |  | Science Weekly | The Guardian | |
| 12 | 2 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 14 | 25 |  | A Question of Science | The Francis Crick Institute | |
| 14 | 3 | O | Our Changing World | RNZ | |
| 14 | 2 |  | All In The Mind | ABC | |
| 16 | 4 |  | Operation Night Cat | New Hampshire Public Radio | |
| 16 | 12 | K | Kākāpō Files II | RNZ | |
| 16 | 4 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 17 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 17 | 18 |  | The world, the universe and us | New Scientist | |
| 19 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 19 | 1 |  | The Life Scientific | BBC Radio 4 | |
| 20 | 3 |  | Unexplainable | Vox | |
| 20 | 12 |  | Unexpected Elements | BBC World Service | |
| 20 | — |  | Discovery | BBC World Service | |
| 21 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 22 | 12 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 25 | 8 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 27 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 28 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 29 | 10 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | 4 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 30 | 3 |  | The Quanta Podcast | Quanta Magazine | |
| 31 | 42 |  | Overheard at National Geographic | National Geographic | |
| 31 | 2 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 34 | 37 | T | The myCOW Podcast | myCOW | |
| 34 | 9 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 34 | 3 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 34 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 35 | 69 | J | Jon Richardson and the Futurenauts | Keep It Light Media | |
| 36 | 117 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 36 | 9 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 36 | — | W | Wild Lives | Our Media | |
| 38 | 9 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 39 | 10 |  | Dr Karl Podcast | triplej | |
| 39 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 40 | — | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 42 | 5 |  | Nature Podcast | Springer Nature Limited | |
| 42 | 16 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 42 | 4 |  | Astrum Space | Astrum | |
| 42 | 2 | R | Rewilding In Action | Maureen Howard | |
| 43 | 14 |  | The Science Show | ABC | |
| 44 | 7 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 46 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 46 | 57 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 46 | 11 |  | The Michael Shermer Show | Michael Shermer | |
| 48 | 67 | T | The Seed Pod. | Sian Crowley | |
| 48 | 14 |  | Science In Action | BBC World Service | |
| 49 | 10 |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 49 | 14 |  | Speaking of Psychology | American Psychological Association | |
| 50 | 16 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 50 | 47 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 50 | 6 |  | Universe Today Podcast | Fraser Cain | |
| 51 | 9 |  | The Science of Birds | Ivan Phillipsen | |
| 52 | — | O | Open Country | BBC Radio 4 | |
| 53 | 27 |  | Drilled | Pushkin Industries | |
| 53 | 17 |  | People Helping Nature Podcast | Conservation Amplified | |
| 54 | 6 |  | Skeptics with a K | Skeptic Media Limited | |
| 54 | 12 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 57 | — | E | Elemental | RNZ | |
| 57 | 54 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 58 | 3 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 58 | 17 |  | You Are Not So Smart | You Are Not So Smart | |
| 58 | — | N | New Books in Psychology | Marshall Poe | |
| 59 | — | H | How To Protect The Ocean | Andrew Lewin | |
| 59 | 9 |  | Scotland Outdoors | BBC Radio Scotland | |
| 60 | 6 |  | Short Wave | NPR | |
| 61 | — |  | EverydaySpy Podcast | Andrew Bustamante | |
| 62 | 30 |  | Accidental Gods | Accidental Gods | |
| 63 | 8 |  | That UFO Podcast | That UFO Podcast | |
| 63 | 39 |  | Mysterious Universe | 8th Kind | |
| 64 | 70 | W | What The Duck?! | ABC | |
| 64 | — | E | Emotional Abuse | Emotional Abuse | |
| 65 | 20 | F | Fight for the Wild | RNZ | |
| 65 | 20 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 66 | — | M | Midwest Ghost Hunters Dark Matter Podcast | Midwest Ghost Hunters | |
| 66 | — |  | COMPLEXITY | Santa Fe Institute | |
| 67 | 9 |  | The Market Gardener Podcast | JM Fortier | |
| 67 | — | T | The OTA Podcast | OTA Podcast Committee | |
| 68 | — |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 68 | — | K | Ko Papa Ko Rangi: Ahi Kaa | The Spinoff | |
| 69 | 68 |  | Ask a Spaceman! | Paul M. Sutter | |
| 69 | — |  | Podcast UFO | Martin Willis | |
| 70 | 16 | P | Psychotherapy and Applied Psychology | Dr. Daniel W Cox | |
| 71 | 16 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 71 | — |  | 淇葩人 ChiPodRant | 阿淇博士 Dr. Achi | |
| 72 | 1 | M | Making Science with Tom Whipple | The Times | |
