| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 2 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | 2 |  | BirdNote Daily | BirdNote | |
| 5 | — |  | Outside/In | NHPR | |
| 6 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 8 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 8 | 3 |  | The Michael Shermer Show | Michael Shermer | |
| 9 | — |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 9 | 1 |  | Ask a Spaceman! | Paul M. Sutter | |
| 10 | 2 |  | The Common Descent Podcast | Common Descent | |
| 11 | — |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 12 | 1 |  | Paranormal Portal | Brent Thomas | |
| 13 | 1 |  | UFO Chronicles Podcast | Nik Hunter | |
| 15 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 16 | — |  | HOLOSKY PODCAST | Holosky Podcast | |
| 17 | 7 |  | Origin Stories | The Leakey Foundation | |
| 17 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 18 | 1 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 19 | 1 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 20 | — |  | Main Engine Cut Off | Anthony Colangelo | |
| 20 | 6 |  | Eons: Surviving Deep Time | PBS | |
| 21 | — |  | From The Shadows | Shane Grove | |
| 22 | 1 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 25 | 1 |  | BrainStuff | iHeartPodcasts | |
| 25 | 1 |  | The Science of Everything Podcast | James Fodor | |
| 26 | 37 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 26 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 27 | 4 |  | Weather Geeks | Weather Group Television | |
| 27 | 1 |  | Robinson's Podcast | Robinson Erhardt | |
| 27 | — |  | Brain Inspired | Paul Middlebrooks | |
| 29 | 11 |  | 6 Ranch Podcast | James Nash | |
| 29 | — |  | ExtinctZoo | ExtinctZoo | |
| 30 | — |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 31 | 2 |  | MonsterTalk | Blake Smith | |
| 31 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 31 | 17 |  | Haunted America | Haunted America | |
| 33 | — |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 34 | 1 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 34 | — | S | Saving Salmon Podcast | Atlantic Salmon Federation | |
| 34 | 1 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 35 | 9 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 37 | 1 | A | AVEAM — Kent Hovind Official YouTube Podcast | Unknown | |
| 37 | 7 |  | Manifold | Steve Hsu | |
| 38 | 10 |  | Ken Cook Is Having Another Episode | EWG | |
| 38 | 6 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 40 | — |  | SunCast | Nico Johnson | |
| 40 | 2 |  | The Numberphile Podcast | Brady Haran | |
| 40 | 4 | S | Soil Health Labs | Soil Health Labs | |
| 41 | 19 |  | Science unscripted | DW | |
| 41 | 2 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 43 | 8 |  | Alien Encounters | Science Channel | |
| 43 | — | T | The Immunology Podcast | The Immunology Podcast | |
| 44 | 10 |  | How Wild | NPR | |
| 45 | 39 | T | The Genetics Podcast | Sano Genetics | |
| 46 | 9 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 47 | 11 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 47 | 10 |  | Strange Animals Podcast | Katherine Shaw | |
| 48 | 5 | B | Brain Matters | Brain Matters Neuroscience | |
| 49 | 31 |  | Good Fire | Amy Cardinal Christianson and Matthew Kristoff | |
| 50 | 14 | M | Mendelspod Podcast | Theral Timpson | |
| 51 | 2 |  | Untold Radio Network | Untold Radio Network | |
| 52 | 15 |  | Wild Turkey Science | Dr. Marcus Lashley & Dr. Will Gulsby | |
| 54 | 3 | B | Bigfoot’s Wilderness Podcast | Bigfoot's Wilderness Podcast | |
| 54 | 39 |  | Natural Resources University | Collaboration of land-grant universities | |
| 54 | — | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 55 | — | S | Saving Salmon | Atlantic Salmon Federation | |
| 56 | 4 |  | Most Terrifying Places in America | Travel Channel | |
| 57 | — | P | Palaeocast | Palaeocast | |
| 58 | — | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 58 | 8 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 58 | 23 | U | UMN Extension Nutrient Management Podcast | University of Minnesota Extension | |
| 59 | 7 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 59 | — |  | Patient Zero | NHPR | |
| 59 | 26 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 59 | 5 | T | The Bigfoot Report | Paranormal World Productions | |
| 60 | 2 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 60 | 10 | C | Cincinnati Zoo Tales | cincinnatizoo | |
| 61 | 1 | S | Sea to Trees | National Park Service | |
| 62 | 56 | C | Consciousness and the Brain | Bernard Baars, PhD | Nautilus Press Publishing Group | |
| 63 | 7 |  | The Swiss Connection | SWI swissinfo.ch | |
| 64 | — | L | Laura Erickson's For the Birds | Laura Erickson | |
| 65 | — |  | RhizoMetRx | Faith | |
| 66 | 6 |  | Ask MIT Climate | MIT Climate Project | |
| 66 | 79 | T | The Geothermal Energy Podcast | Frank Lapinski | |
| 67 | 6 | I | Inside NATURE on PBS | PBS Nature | |
| 69 | 11 | D | Dr. Bruce Damer's Levity Zone | Dr. Bruce Damer | |
| 69 | 93 | T | The Gestalt Gardener | MPB Think Radio | |
| 69 | — |  | Night Science | Itai Yanai & Martin Lercher | |
| 71 | 4 | C | Cryptid Campfire | Cryptid Campfire | |
| 71 | 3 | T | The Utility Vegetation Management Podcast | Steve Cieslewicz and Nick Ferguson | |
| 72 | 10 | T | The Field Guides | The Field Guides | |
| 73 | 30 | S | SETI Live | SETI Institute | |
| 73 | 10 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 74 | — |  | The Science Show | ABC | |
| 74 | 30 | T | This Week in Evolution | Vincent Racaniello | |
| 75 | 6 |  | In Research Of | William Blake Smith | |
| 76 | 104 | E | Evolution Talk | Rick Coste | |
| 76 | 14 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
