| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 2 |  | Radiolab | WNYC Studios | |
| 3 | 2 |  | Curious Cases | BBC Radio 4 | |
| 4 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 9 |  | All In The Mind | ABC | |
| 6 | — |  | Science Weekly | The Guardian | |
| 7 | 4 |  | Making Sense with Sam Harris | Sam Harris | |
| 8 | 1 | B | Blazing the Trail | University of Sydney / Australian Museum / Break Thru Films | |
| 9 | 1 |  | Science Vs | Spotify Studios | |
| 10 | 2 |  | CrowdScience | BBC World Service | |
| 11 | 14 |  | Science In Action | BBC World Service | |
| 12 | 26 |  | The Science Show | ABC | |
| 13 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 14 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 15 | 6 |  | Overheard at National Geographic | National Geographic | |
| 16 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 17 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 18 | 23 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 19 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 20 | 14 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 21 | 19 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 22 | — |  | Origin Stories | The Leakey Foundation | |
| 23 | 8 | O | Our Changing World | RNZ | |
| 24 | 8 |  | Discovery | BBC World Service | |
| 25 | 7 |  | The world, the universe and us | New Scientist | |
| 26 | 48 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 27 | 16 |  | Brave New World | Evening Standard | |
| 28 | 19 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 29 | 1 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 30 | 13 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 31 | 11 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 32 | 52 |  | Dr Karl Podcast | triplej | |
| 33 | 75 |  | Short Wave | NPR | |
| 34 | 82 |  | The Common Descent Podcast | Common Descent | |
| 35 | 48 |  | Robinson's Podcast | Robinson Erhardt | |
| 36 | 74 |  | Skeptics with a K | Skeptic Media Limited | |
| 37 | 61 |  | Wonder | Brazen | |
| 38 | 12 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 39 | 131 |  | Nature Podcast | Springer Nature Limited | |
| 40 | 75 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 41 | — |  | What Remains | WRAL News | Raleigh, North Carolina | |
| 42 | 21 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 43 | 21 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 44 | 21 |  | Голый землекоп | libo/libo | |
| 45 | 16 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 46 | — | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 47 | 23 | V | Voice of Tangaroa | RNZ | |
| 48 | 110 | W | What's Next from AgResearch | AgResearch | |
| 49 | 115 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 50 | — |  | Science Quickly | Scientific American | |
| 51 | 21 |  | Brave New Planet | Pushkin Industries | |
| 52 | — |  | The Science of Birds | Ivan Phillipsen | |
| 53 | 144 |  | پادکست آذرخش مکری - azarakhsh mokri | nimac | |
| 54 | — |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 55 | — | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 56 | 25 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 57 | — |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 58 | 15 |  | Unexpected Elements | BBC World Service | |
| 59 | — | O | Our Earth | Celeste Kellock | |
| 60 | — | U | Universal Disclosure Podcast (UAP / UFO Disclosure and our Belief Systems, Spirituality) | UAP Investigator Mike and Reverend Stu | |
| 61 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 62 | — |  | Ground Truths | Eric Topol | |
| 63 | 36 | 研 | 研エンの仲 | Ryohei & Ayaka | |
| 64 | — | F | Feed for Thought | Pioneer Brand Products NZ | |
| 65 | — | A | All Things Unexplained | Dr. Tim Mounce | |
| 66 | — | S | Spoodcast - Jumping Spiders, Tarantulas and Other Cool Bugs | Spoodcast | |
| 67 | — | P | Plants are People too: Botany Podcast | Tom Groves | |
| 68 | — | G | Grubbing In The Filth: An Invertebrate Podcast | Grubbing In The Filth | |
| 69 | — | E | Extinction Event | Melissa Thomas, Jack Collier | |
| 70 | 38 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 71 | 38 |  | Unbiased Science | @unbiasedscipod | |
| 72 | 36 |  | Science Friday | Science Friday and WNYC Studios | |
| 73 | 1 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 74 | 35 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 75 | 40 |  | How We're Wired | The Bertarelli Foundation | |
| 76 | 34 |  | Somewhere in the Skies | SpectreVision Radio | |
| 77 | 29 |  | Get Out Alive | Ashley Bray | |
| 78 | 29 |  | Completely Arbortrary | Completely Arbortrary | |
| 79 | 42 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 80 | 29 |  | Ecosystemic Futures | Dyan Finkhousen: CEO of Shoshin Works | |
| 81 | 31 | M | Mind Brew | Jacqui Maguire | |
| 82 | 38 |  | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 83 | 28 |  | The Actual Astronomy Podcast | Shane Ludtke & Chris Beckett | |
| 84 | 23 |  | AWESOME ASTRONOMY | Paul & Dr Jeni | |
| 85 | 32 |  | Speed & Scale | TED | |
| 86 | 27 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 87 | 35 | T | The Animal Sensemaker | The Observer | |
| 88 | 43 | T | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | |
| 89 | 43 |  | Fortean Winds | RamX | |
| 90 | 27 | B | Blood Podcast | American Society of Hematology | |
| 91 | 26 | E | Elfonomics - with Elf Lyons and Dr Gerard Lyons | Elfonomics | |
| 92 | 25 |  | Maloom | معلوم | Sowt Media | صوت | |
| 93 | 39 |  | TED Talks Science and Medicine | TED | |
| 94 | 38 | T | The Planet Earth Podcast | BBC Radio 4 | |
| 95 | 31 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 96 | 39 |  | This Week in Virology | Vincent Racaniello | |
| 97 | 39 |  | COMPLEXITY | Santa Fe Institute | |
| 98 | 38 |  | The Habitat | Gimlet | |
| 99 | 37 | W | Wild Wonderful World Podcast | Wild & Wonderful World Podcast by Shaina Grace | |
| 100 | 34 | N | New Books in Geography | Marshall Poe | |
