| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 5 | — |  | The Michael Shermer Show | Michael Shermer | |
| 6 | — |  | BirdNote Daily | BirdNote | |
| 8 | — |  | Outside/In | NHPR | |
| 8 | 1 |  | The Common Descent Podcast | Common Descent | |
| 10 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 11 | 1 |  | Paranormal Portal | Brent Thomas | |
| 12 | 1 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 13 | — |  | HOLOSKY PODCAST | Holosky Podcast | |
| 14 | 3 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 14 | 3 |  | UFO Chronicles Podcast | Nik Hunter | |
| 15 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 16 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 16 | 2 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 18 | 1 |  | Origin Stories | The Leakey Foundation | |
| 18 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 19 | 2 |  | The Science of Everything Podcast | James Fodor | |
| 20 | — |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 21 | 1 |  | Robinson's Podcast | Robinson Erhardt | |
| 22 | — |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 24 | — |  | BrainStuff | iHeartPodcasts | |
| 24 | 9 |  | Untold Radio Network | Untold Radio Network | |
| 25 | 1 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 25 | 1 |  | Wild Turkey Science | Dr. Marcus Lashley & Dr. Will Gulsby | |
| 26 | 1 |  | MonsterTalk | Blake Smith | |
| 26 | 3 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 27 | 4 |  | 6 Ranch Podcast | James Nash | |
| 28 | 2 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 30 | — |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 32 | 3 |  | Strange Animals Podcast | Katherine Shaw | |
| 32 | 8 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 32 | 1 |  | Science Stuff To Blow Your Mind | Podgo | |
| 33 | 10 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 33 | 3 |  | Eons: Surviving Deep Time | PBS | |
| 34 | 7 |  | ExtinctZoo | ExtinctZoo | |
| 34 | 4 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 38 | 4 |  | How Wild | NPR | |
| 39 | 1 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 40 | 9 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 41 | 10 |  | Manifold | Steve Hsu | |
| 42 | 2 |  | Haunted America | Haunted America | |
| 43 | 3 |  | Main Engine Cut Off | Anthony Colangelo | |
| 43 | 10 |  | The Numberphile Podcast | Brady Haran | |
| 43 | 1 |  | Brain Inspired | Paul Middlebrooks | |
| 45 | 10 | T | The Humble Hoof | Alicia Harlov | |
| 45 | — |  | Alien Encounters | Science Channel | |
| 46 | 17 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 47 | 28 | B | Bigfoot’s Wilderness Podcast | Bigfoot's Wilderness Podcast | |
| 50 | 16 |  | The Science Show | ABC | |
| 50 | 15 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 51 | 1 | F | Food Safety Matters | Food Safety Magazine | |
| 51 | 14 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 51 | — | T | Tinfoil Tales | Brandon Wright | |
| 52 | 3 | I | Inside NATURE on PBS | PBS Nature | |
| 52 | 5 |  | Ken Cook Is Having Another Episode | EWG | |
| 53 | 1 |  | Weather Geeks | Weather Group Television | |
| 53 | 8 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 54 | 9 | T | The Genetics Podcast | Sano Genetics | |
| 54 | 17 | T | The Immunology Podcast | The Immunology Podcast | |
| 56 | 2 | B | Brain Matters | Brain Matters Neuroscience | |
| 57 | 4 | T | The Field Guides | The Field Guides | |
| 57 | 6 |  | Patient Zero | NHPR | |
| 62 | 2 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 63 | 44 | T | This Week in Evolution | Vincent Racaniello | |
| 64 | 25 | B | Bird’s Eye View | Mathew G. Radford | |
| 64 | 18 |  | Ask MIT Climate | MIT Climate Project | |
| 65 | 6 | L | Laura Erickson's For the Birds | Laura Erickson | |
| 65 | 4 | C | Climate Connections | Yale Center for Environmental Communication | |
| 65 | 15 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 66 | 20 | W | What The Duck?! | ABC | |
| 66 | 4 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 67 | 13 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 68 | 4 | N | New Books in Environmental Studies | Marshall Poe | |
| 68 | 1 |  | Natural Resources University | Collaboration of land-grant universities | |
| 69 | 13 |  | SunCast | Nico Johnson | |
| 72 | 12 |  | Night Science | Itai Yanai & Martin Lercher | |
| 74 | 4 |  | Paleo Nerds | paleonerds | |
| 74 | 20 |  | Ask Us Anything by Popular Science | Popular Science | |
| 75 | — | D | Dairy Digressions | ADSA | |
| 76 | 3 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 76 | 11 | T | The Gestalt Gardener | MPB Think Radio | |
| 77 | 6 | T | The Bigfoot Report | Paranormal World Productions | |
| 77 | — | C | Cannabis Science Podcast | Dr. Ricardo Rivera | |
| 77 | 3 |  | Shark Week: The Podcast | Discovery | |
| 78 | 13 | T | The Beljanski Cancer Talk Show | The Beljanski Foundation | |
| 78 | 8 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 79 | 20 | T | The Guide Post | American Saltwater Guides Association | |
| 81 | 13 |  | In Research Of | William Blake Smith | |
| 83 | 6 | S | Saving Salmon | Atlantic Salmon Federation | |
| 84 | 12 | 科 | 科学星球 | BOX孙彬 | |
| 84 | 12 | 科 | 科学史评话最新专辑 | 科学史评话 | |
| 84 | 6 | T | The Orbital Mechanics Podcast | David Fourman, Ben Etherington, and Dennis Just | |
| 85 | 12 |  | Science unscripted | DW | |
| 85 | 8 | N | New Books in Science | New Books Network | |
| 86 | 1 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 86 | 33 | T | That Bigfoot Podcast | Paranormal World Productions Studio | |
