| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 1 |  | UFO Chronicles Podcast | Nik Hunter | |
| 5 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 6 | 2 |  | The Common Descent Podcast | Common Descent | |
| 7 | 2 |  | Origin Stories | The Leakey Foundation | |
| 8 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 9 | 3 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 10 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 11 | 3 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 12 | — |  | Paranormal Portal | Brent Thomas | |
| 13 | 1 |  | The Science Show | ABC | |
| 14 | 7 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 15 | 6 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 16 | 2 |  | Ask a Spaceman! | Paul M. Sutter | |
| 17 | 3 |  | Robinson's Podcast | Robinson Erhardt | |
| 18 | 2 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 19 | 4 |  | MonsterTalk | Blake Smith | |
| 20 | 1 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 21 | 4 | W | What The Duck?! | ABC | |
| 22 | 6 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 23 | 4 |  | BirdNote Daily | BirdNote | |
| 24 | 5 | P | Palaeocast | Palaeocast | |
| 25 | 19 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 26 | 9 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 27 | 101 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 28 | 11 | T | The Genetics Podcast | Sano Genetics | |
| 29 | 120 | F | FQxI Podcast | The Foundational Questions Institute | |
| 30 | — | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 31 | — | T | The Natural England Hampshire Downs Farmland Conservation Podcast | Robert West | |
| 32 | 14 |  | Manifold | Steve Hsu | |
| 33 | 11 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 34 | 11 |  | The Numberphile Podcast | Brady Haran | |
| 35 | 15 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 36 | 14 | T | Tom Nelson | Thomas Nelson | |
| 37 | 10 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 38 | 12 | M | Making Science with Tom Whipple | The Times | |
| 39 | 15 | M | Met Office - Podcasts | Met Office | |
| 40 | 15 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 41 | 7 |  | Main Engine Cut Off | Anthony Colangelo | |
| 42 | 6 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 43 | 11 |  | ExtinctZoo | ExtinctZoo | |
| 44 | 18 | L | Let's Talk Conservation | Jennifer Choyce | |
| 45 | 2 |  | Outside/In | NHPR | |
| 46 | 11 | T | The Pasture Pod | Michael Blanche | |
| 47 | 19 | T | This Week in Evolution | Vincent Racaniello | |
| 48 | 52 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 49 | 8 |  | BrainStuff | iHeartPodcasts | |
| 50 | 21 | E | eanCast: Weekly Neurology | ean.org | |
| 51 | 22 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 52 | 21 | C | Counting the Earth | Counting the Earth | |
| 53 | 21 | M | Mendelspod Podcast | Theral Timpson | |
| 54 | 21 |  | The Swiss Connection | SWI swissinfo.ch | |
| 55 | 21 |  | Ask MIT Climate | MIT Climate Project | |
| 56 | 28 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 57 | 23 | A | Authentic Biochemistry | Dr Daniel J. Guerra | |
| 58 | 21 | B | BioScience Talks | American Institute of Biological Sciences | |
| 59 | 21 | ع | عصر حجر | Siavash Saffarianpour | |
| 60 | 21 | V | Volcanoes | National Park Service | |
| 61 | 21 | F | First Rounders | Nature Biotechnology | |
| 62 | 21 | B | Bigfoot Information Project Podcast | Bigfoot Information Project | |
| 63 | — | C | CARTA - Anthropogeny (Audio) | UCTV | |
| 64 | 34 | A | Applied Mycology | Applied Mycology | |
| 65 | 7 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 66 | 22 |  | Eons: Surviving Deep Time | PBS | |
| 67 | 20 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 68 | 12 |  | Untold Radio Network | Untold Radio Network | |
| 69 | 31 | S | SETI Live | SETI Institute | |
| 70 | 48 |  | Brain Inspired | Paul Middlebrooks | |
| 71 | 27 | Б | Буде тобі наука | Kunsht/Куншт | |
| 72 | 4 |  | Paleo Nerds | paleonerds | |
| 73 | 32 | C | Cryptid Campfire | Cryptid Campfire | |
| 74 | 32 | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 75 | 32 | W | Welt der Physik | Podcast | Welt der Physik | |
| 76 | 30 | N | New Books in Science | New Books Network | |
| 77 | 28 | H | Habitat loss with David Attenborough | Veer Jain | |
| 78 | 30 | A | Açık Bilim Podcast | Poddict: Tevfik Uyar - Açık Bilim | |
| 79 | 29 | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 80 | 29 | E | Energised | Intelligence Squared | |
| 81 | 28 |  | From The Shadows | Shane Grove | |
| 82 | 22 | M | Mushroom Revival Podcast | Alex Dorr | |
| 83 | 31 |  | The Science of Everything Podcast | James Fodor | |
| 84 | 11 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 85 | 29 | D | Deep Science | Deutschlandfunk | |
| 86 | 27 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 87 | 30 | B | Brain Matters | Brain Matters Neuroscience | |
| 88 | 24 | W | Whale Tales Podcast | Whale Tales | |
| 89 | 31 | C | CoreBrain Journal | Dr Charles Parker | |
| 90 | 29 | T | The SAGES Climate Science Podcast | SAGES | |
| 91 | 29 | E | Ecology Everywhere | Ecology Everywhere | |
| 92 | 29 |  | Patient Zero | NHPR | |
| 93 | 28 | M | Murmurations, le podcast qui donne la parole aux activistes du vivant. | Hélène Rock | |
| 94 | 28 | S | Sapphire Planet | LA Talk Radio | |
| 95 | 5 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 96 | 17 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 97 | 38 | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 98 | 11 |  | Apes Among Us | NAWAC | |
| 99 | 45 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 100 | 40 |  | Strange Animals Podcast | Katherine Shaw | |
