| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | More or Less | BBC Radio 4 | |
| 3 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — |  | Science Weekly | The Guardian | |
| 6 | 2 | B | Boring History for Sleep | Velvet | |
| 7 | 4 |  | Radiolab | WNYC Studios | |
| 7 | 2 |  | Curious Cases | BBC Radio 4 | |
| 8 | 2 |  | Discovery | BBC World Service | |
| 11 | 3 |  | BBC Inside Science | BBC Radio 4 | |
| 11 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | 2 |  | Unexplainable | Vox | |
| 11 | 2 |  | Science Vs | Spotify Studios | |
| 13 | 9 | O | Our Changing World | RNZ | |
| 14 | 6 |  | All In The Mind | ABC | |
| 15 | 2 | K | Kākāpō Files II | RNZ | |
| 15 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 16 | 7 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 17 | — |  | CrowdScience | BBC World Service | |
| 17 | 6 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 18 | 6 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 19 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 19 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 21 | 12 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 23 | 13 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 24 | 5 |  | Universe Today Podcast | Fraser Cain | |
| 25 | 12 |  | Operation Night Cat | New Hampshire Public Radio | |
| 26 | 5 |  | Astrum Space | Astrum | |
| 27 | 3 |  | Short Wave | NPR | |
| 28 | — | T | The Ballot’s Bloody Rigged - A podcast by the Fiordland Wapiti Foundation | roywapiti | |
| 28 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 28 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 29 | 2 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 29 | 7 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 30 | 2 |  | The Science of Birds | Ivan Phillipsen | |
| 31 | 39 |  | Blurry Creatures | Blurry Creatures | |
| 32 | 5 |  | Overheard at National Geographic | National Geographic | |
| 33 | 4 |  | The Plodcast | Our Media | |
| 33 | 6 |  | The world, the universe and us | New Scientist | |
| 33 | 2 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 34 | 7 |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 34 | 27 | E | EcoFarm Aotearoa | Ewan Campbell with co-host Stephen Brunton | |
| 34 | 28 |  | Science In Action | BBC World Service | |
| 35 | 7 |  | Origin Stories | The Leakey Foundation | |
| 35 | 8 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 37 | 13 |  | Unexpected Elements | BBC World Service | |
| 37 | 5 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 38 | — | T | The Life Of The Mind by Steven Pinker | This Is 42 | |
| 41 | 30 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 42 | 5 |  | Skeptoid | Brian Dunning | |
| 43 | 5 |  | The Science Show | ABC | |
| 44 | 5 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 44 | — |  | Win-Win with Liv Boeree | Liv Boeree | |
| 44 | 2 |  | The Life Scientific | BBC Radio 4 | |
| 45 | 7 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 45 | 52 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 45 | 1 |  | Babbage from The Economist | The Economist | |
| 46 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 47 | — |  | New Books in Critical Theory | Marshall Poe | |
| 47 | — |  | The Couples Therapist Couch | Shane Birkel | |
| 48 | 4 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 50 | 18 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 50 | 20 |  | UFO Chronicles Podcast | Nik Hunter | |
| 52 | — | W | Why? with Emma Kennedy | Podmasters | |
| 52 | 108 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 53 | 5 |  | Bigfoot Society | Jeremiah Byron | |
| 53 | 13 | T | The Science Of… | RNZ | |
| 54 | 15 |  | Planet Em | Emily McDonald | |
| 56 | — |  | Flash Forward | Rose Eveleth | |
| 58 | — | G | God does play dice | 虎风Tigerstorm | |
| 59 | — |  | Constant Wonder | BYUradio | |
| 60 | 13 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 61 | — | M | MQ Open Mind | MQ Mental Health Research | |
| 63 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 63 | 3 | O | Open Country | BBC Radio 4 | |
| 65 | 17 |  | The Quanta Podcast | Quanta Magazine | |
| 65 | — |  | Great Mysteries of Physics | The Conversation | |
| 65 | 17 |  | Let's Learn Everything! | Maximum Fun | |
| 66 | 21 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 66 | 31 | W | Wild Lives | Our Media | |
| 66 | 21 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 67 | 25 |  | How We're Wired | The Bertarelli Foundation | |
| 67 | — | L | Lifeworlds | Alexa Firmenich | |
| 67 | 14 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 68 | 4 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 69 | 23 | T | The Counselling Psychology Lens | Mary | |
| 69 | 2 |  | Clinical Conversations | Royal College of Physicians of Edinburgh | |
| 69 | — |  | The Micah Hanks Program | Micah Hanks | |
| 70 | 23 | C | Clinically Thinking | Clinically Thinking | |
| 70 | — | E | Explain This | Jin Kim | |
| 70 | 11 | T | The Force of Nature Podcast | Conan Moynihan | |
| 71 | — | A | Annals of Emergency Medicine | Ryan Radecki, MD & Rory Spiegel, MD | |
| 71 | 30 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 71 | 12 |  | The Habitat | Gimlet | |
| 71 | — |  | Completely Arbortrary | Completely Arbortrary | |
| 71 | — | F | Fight for the Wild | RNZ | |
| 71 | — |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 72 | 7 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 73 | 96 |  | Alive Again | iHeartPodcasts | |
