| 1 | — |  | Life List: A Birding Podcast | George Armistead, Alvaro Jaramillo, and Mollee Brown | |
| 2 | 1 | A | Amours de nos jours | Mouv' | |
| 3 | 1 |  | A Life More Wild | Canopy & Stars | |
| 4 | — |  | Speed & Scale | TED | |
| 5 | 2 |  | Songbirding: A Birding-by-ear Podcast | Rob Porter | |
| 6 | 32 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 7 | 1 | B | Boring History for Sleep | Velvet | |
| 8 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 9 | 26 |  | Science Vs | Spotify Studios | |
| 10 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 11 | — |  | Radiolab | WNYC Studios | |
| 12 | 3 |  | Science Weekly | The Guardian | |
| 13 | 6 |  | More or Less | BBC Radio 4 | |
| 14 | 5 |  | The Plodcast | Our Media | |
| 15 | 5 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 16 | 2 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 17 | 5 | W | Wild Tales | Nature Podcast | National Trust | |
| 18 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 19 | 3 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 20 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 21 | 3 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 22 | 159 |  | Universe Today Podcast | Fraser Cain | |
| 23 | 2 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 24 | 111 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 25 | — |  | Countercurrent: conversations with Professor Roger Kneebone | Professor Roger Kneebone | |
| 26 | — | B | Bird Sounds | BirdSounds.com | |
| 27 | 14 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 28 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 29 | 60 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 30 | 75 |  | Nature Podcast | Springer Nature Limited | |
| 31 | 95 |  | Astrum Space | Astrum | |
| 32 | 99 |  | Skeptics with a K | Skeptic Media Limited | |
| 33 | — |  | The DemystifySci Podcast | DemystifySci | |
| 34 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 35 | 124 |  | The Quanta Podcast | Quanta Magazine | |
| 36 | 15 |  | Speaking of Psychology | American Psychological Association | |
| 37 | 15 |  | Making Sense with Sam Harris | Sam Harris | |
| 38 | 9 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 39 | 24 |  | Endocrine News Podcast | Endocrine Society | |
| 40 | 69 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 41 | 82 |  | Scotland Outdoors | BBC Radio Scotland | |
| 42 | 98 |  | Creature Feature | iHeartPodcasts | |
| 43 | 145 | F | Farming Today | BBC Radio 4 | |
| 44 | 17 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 45 | 12 |  | Short Wave | NPR | |
| 46 | 8 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 47 | 27 |  | UFO Chronicles Podcast | Nik Hunter | |
| 48 | 11 | S | Sound Healing / Sound Bath | Omandala Vietnam | |
| 49 | 26 |  | Paradigmepodden | Terje Toftenes | |
| 50 | 22 |  | Unexplainable | Vox | |
| 51 | 27 | T | The Wow! Signal Podcast | Paul Carr | |
| 52 | 7 | T | Translating Proteomics | Nautilus Biotechnology | |
| 53 | 7 |  | Let's Learn Everything! | Maximum Fun | |
| 54 | 2 |  | The Life Scientific | BBC Radio 4 | |
| 55 | 24 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 56 | 24 |  | Discovery | BBC World Service | |
| 57 | 23 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 58 | — |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 59 | 23 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 60 | 23 |  | Skeptoid | Brian Dunning | |
| 61 | 134 |  | The world, the universe and us | New Scientist | |
| 62 | 32 |  | Science Quickly | Scientific American | |
| 63 | 55 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 64 | 98 | O | Our Changing World | RNZ | |
| 65 | 26 |  | Need To Know | Bryce Zabel | |
| 66 | — |  | New Books in Critical Theory | Marshall Poe | |
| 67 | 27 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 68 | 24 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 69 | 28 |  | All In The Mind | ABC | |
| 70 | 28 | N | New Books in Science, Technology, and Society | New Books Network | |
| 71 | 28 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 72 | 4 |  | You Are Not So Smart | You Are Not So Smart | |
| 73 | 26 |  | Unexpected Elements | BBC World Service | |
| 74 | 26 |  | Physics World Weekly Podcast | Physics World | |
| 75 | 26 |  | Cited Podcast | Cited Media | |
| 76 | — | C | CrowdScience | BBC World Service | |
| 77 | 27 |  | Science Friday | Science Friday and WNYC Studios | |
| 78 | 27 |  | Der KI-Podcast | ARD | |
| 79 | 27 | 2 | 24/7 | Beggi Ólafs | |
| 80 | 27 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 81 | 26 |  | Dumma Människor | Acast - Lina Thomsgård och Björn Hedensjö | |
| 82 | 6 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 83 | 9 |  | The Orthobullets Podcast | Orthobullets | |
| 84 | 27 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 85 | — |  | Today's discussion on unraveling BPC 157 Peptide | Infinity Peptides | |
| 86 | 29 |  | Rekommandert | HENRI & Acast | |
| 87 | 29 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 88 | 28 |  | Paranormal Portal | Brent Thomas | |
| 89 | 28 |  | The Psychology Podcast | iHeartPodcasts | |
| 90 | 19 |  | Instant Genius | Our Media | |
| 91 | 29 |  | Science In Action | BBC World Service | |
| 92 | 28 | N | Nauka To Lubię | Tomasz Rożek | |
| 93 | 28 | ب | بودكاست نَفْس | نَفْس | |
| 94 | 28 |  | Mysterious Universe | 8th Kind | |
| 95 | 28 |  | Robinson's Podcast | Robinson Erhardt | |
| 96 | 10 | T | The Metabolomist podcast | biocrates life sciences | |
| 97 | 10 |  | The Proteomics Show | Ben Neely and Ben Orsburn | |
| 98 | 30 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 99 | 30 | F | Fossils and Fiction | Travis Holland and Alyssa Fjeld. | |
| 100 | 30 |  | Podcast UFO | Martin Willis | |
