| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 1 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 5 | — |  | The Michael Shermer Show | Michael Shermer | |
| 5 | 1 |  | BirdNote Daily | BirdNote | |
| 5 | 2 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 7 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 7 | — |  | Outside/In | NHPR | |
| 10 | — |  | The Common Descent Podcast | Common Descent | |
| 10 | 1 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 10 | 2 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 13 | 1 |  | BrainStuff | iHeartPodcasts | |
| 13 | 1 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 13 | 1 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 14 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 15 | 2 |  | Paranormal Portal | Brent Thomas | |
| 16 | 3 |  | Ask a Spaceman! | Paul M. Sutter | |
| 16 | — |  | Origin Stories | The Leakey Foundation | |
| 19 | 3 |  | UFO Chronicles Podcast | Nik Hunter | |
| 20 | 1 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 21 | 3 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 21 | 3 |  | Eons: Surviving Deep Time | PBS | |
| 22 | 1 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 22 | 3 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 23 | 11 |  | MonsterTalk | Blake Smith | |
| 24 | 2 |  | Robinson's Podcast | Robinson Erhardt | |
| 24 | — |  | Good Garbage with Ved Krishna | Pakka | |
| 25 | 5 |  | Most Terrifying Places in America | Travel Channel | |
| 26 | 2 |  | Main Engine Cut Off | Anthony Colangelo | |
| 26 | 2 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 27 | 19 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 27 | 17 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 27 | 1 |  | 6 Ranch Podcast | James Nash | |
| 28 | — |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 30 | 4 |  | The Science of Everything Podcast | James Fodor | |
| 31 | 6 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 31 | 1 |  | How Wild | NPR | |
| 31 | 3 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 34 | 3 |  | Papers to Podcasts | Bradley Cohen | |
| 35 | 10 |  | From The Shadows | Shane Grove | |
| 36 | 5 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 37 | 1 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 38 | 1 |  | The Science Show | ABC | |
| 38 | 3 |  | Haunted America | Haunted America | |
| 38 | 7 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 40 | — |  | Wild Turkey Science | Dr. Marcus Lashley & Dr. Will Gulsby | |
| 42 | 7 |  | Strange Animals Podcast | Katherine Shaw | |
| 42 | 7 |  | Paleo Nerds | paleonerds | |
| 43 | 7 |  | Alien Encounters | Science Channel | |
| 43 | 14 |  | ExtinctZoo | ExtinctZoo | |
| 44 | 12 | T | The Field Guides | The Field Guides | |
| 45 | 3 |  | Untold Radio Network | Untold Radio Network | |
| 45 | 6 |  | The Numberphile Podcast | Brady Haran | |
| 48 | 2 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 51 | 5 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 51 | 4 | T | The Immunology Podcast | The Immunology Podcast | |
| 52 | 21 |  | The Native Plant Podcast | Native Plant Podcast | |
| 53 | 14 | P | Palaeocast | Palaeocast | |
| 53 | 5 | M | Mushroom Revival Podcast | Alex Dorr | |
| 53 | 13 |  | Ask MIT Climate | MIT Climate Project | |
| 54 | 6 | T | The Plant Report- Every Plant Has A Story | Jill Cloutier | |
| 54 | 4 | C | Consciousness and the Brain | Bernard Baars, PhD | Nautilus Press Publishing Group | |
| 55 | 28 |  | Ken Cook Is Having Another Episode | EWG | |
| 56 | 7 | S | Spooky Science Sisters | Evergreen Podcasts | Killer Podcasts | |
| 57 | 8 |  | Manifold | Steve Hsu | |
| 58 | 10 | N | New Books in Environmental Studies | Marshall Poe | |
| 58 | — | I | Inside NATURE on PBS | PBS Nature | |
| 59 | 1 |  | Weather Geeks | Weather Group Television | |
| 59 | 38 |  | In Research Of | William Blake Smith | |
| 61 | 8 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 61 | 18 |  | SunCast | Nico Johnson | |
| 61 | 9 | W | What The Duck?! | ABC | |
| 62 | — | T | That Bigfoot Podcast | Paranormal World Productions Studio | |
| 63 | 12 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 63 | 4 | A | AVEAM — Kent Hovind Official YouTube Podcast | Unknown | |
| 63 | 6 |  | Brain Inspired | Paul Middlebrooks | |
| 64 | 9 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 65 | 29 | C | Cryptid Campfire | Cryptid Campfire | |
| 68 | 9 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 68 | 1 |  | Science unscripted | DW | |
| 68 | 8 | T | This Week in Evolution | Vincent Racaniello | |
| 68 | 1 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 69 | 2 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 70 | 1 |  | Natural Resources University | Collaboration of land-grant universities | |
| 71 | 5 |  | Patient Zero | NHPR | |
| 72 | 2 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 74 | 21 | B | Bigfoot’s Wilderness Podcast | Bigfoot's Wilderness Podcast | |
| 76 | 7 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 76 | 16 | I | Inquiries of our Reality with Shayn Jones | Bizarre Reality Media | |
| 77 | 7 | T | The Genetics Podcast | Sano Genetics | |
| 78 | 15 | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 79 | 16 | T | The Vet Tech Cafe's Podcast | Vet Tech Cafe | |
| 81 | — | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 81 | 37 | T | The Fisheries Podcast | A team of fisheries scientists | |
| 83 | 110 | T | The Effective Statistician - in association with PSI | Alexander Schacht and Benjamin Piske, biometricians, statisticians and leaders in the pharma industry | |
| 84 | 5 | A | Arthro-Pod | Jonathan Larson | |
| 84 | 48 | C | Cincinnati Zoo Tales | cincinnatizoo | |
| 84 | 6 | T | Tom Nelson | Thomas Nelson | |
| 85 | 17 | F | Food Safety Matters | Food Safety Magazine | |
