| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | The Science Show | ABC | |
| 3 | — | W | What The Duck?! | ABC | |
| 4 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 5 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 6 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 7 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 8 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 9 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 10 | 2 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 11 | 4 |  | The Common Descent Podcast | Common Descent | |
| 12 | 1 |  | Paranormal Portal | Brent Thomas | |
| 13 | — | C | Cliffhanger Paranormal and Cryptid Encounters | Ben Clifford | |
| 14 | 2 | G | Great Moments In Science | ABC | |
| 15 | 5 |  | Origin Stories | The Leakey Foundation | |
| 16 | 9 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 17 | 14 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 18 | 4 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 19 | 32 | T | The Immunology Podcast | The Immunology Podcast | |
| 20 | 3 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 21 | 7 |  | BrainStuff | iHeartPodcasts | |
| 22 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 23 | 112 |  | Brain Inspired | Paul Middlebrooks | |
| 24 | 39 |  | Patient Zero | NHPR | |
| 25 | 1 | F | Farmers Helping Farmers | VicNoTill | |
| 26 | 13 | T | The Building Sciology Poddie | Jess Kismet | |
| 27 | 10 | T | The Science Show - Separate stories podcast | ABC | |
| 28 | 2 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 29 | 14 | B | Big Sky Country | Bush Heritage Australia | |
| 30 | 3 |  | Robinson's Podcast | Robinson Erhardt | |
| 31 | 13 | J | Just Ecology | Karl Just | |
| 32 | 13 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 33 | 4 | T | The Genetics Podcast | Sano Genetics | |
| 34 | 4 | N | Nature Track | ABC | |
| 35 | 11 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 36 | 35 |  | MonsterTalk | Blake Smith | |
| 37 | 7 |  | Ask a Spaceman! | Paul M. Sutter | |
| 38 | 7 |  | Alien Encounters | Science Channel | |
| 39 | 37 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 40 | 18 |  | The Numberphile Podcast | Brady Haran | |
| 41 | 9 |  | The Science of Everything Podcast | James Fodor | |
| 42 | 6 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 43 | 5 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 44 | 10 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 45 | 74 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 46 | 115 | П | правило 34 | Николай | |
| 47 | 7 |  | In Research Of | William Blake Smith | |
| 48 | 36 | L | Living With Autism | La Trobe University | |
| 49 | 16 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 50 | — | T | The Al & Juddy Show | Agricom | |
| 51 | 16 |  | BirdNote Daily | BirdNote | |
| 52 | 23 |  | Outside/In | NHPR | |
| 53 | — | N | New Species | New Species Podcast | |
| 54 | — | V | Volcanoes | National Park Service | |
| 55 | 28 | O | Off Track | ABC | |
| 56 | 9 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 57 | 2 |  | Eons: Surviving Deep Time | PBS | |
| 58 | 15 | T | The Reality Check | The Reality Check | |
| 59 | 17 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 60 | 11 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 61 | 20 | T | Tom Nelson | Thomas Nelson | |
| 62 | 4 |  | Shark Week: The Podcast | Discovery | |
| 63 | 42 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 64 | 4 | P | Paranormal Fears | Paranormal Fears | |
| 65 | 4 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 66 | 18 |  | Strange Animals Podcast | Katherine Shaw | |
| 67 | 15 |  | Ask Us Anything by Popular Science | Popular Science | |
| 68 | — | T | The Guide Post | American Saltwater Guides Association | |
| 69 | 11 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 70 | 12 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 71 | 17 | E | eanCast: Weekly Neurology | ean.org | |
| 72 | 5 | T | The Humble Hoof | Alicia Harlov | |
| 73 | 23 | B | Branch Out | Botanic Gardens of Sydney | |
| 74 | 6 |  | Manifold | Steve Hsu | |
| 75 | 22 | T | The Territory Nature Podcast | TNP Landcare Group | |
| 76 | 9 | T | Totally Cooked: The Climate & Weather Podcast | ARC Centre of Excellence for 21st Century Weather | |
| 77 | 22 | S | Sustainability and The Sea | FutureSwell | |
| 78 | 22 | A | ADHD + ASD Sounds | Study Sleep Soothe | |
| 79 | 21 | P | Project Botany | David Brooksby | |
| 80 | 23 | C | Climate Connections | Yale Center for Environmental Communication | |
| 81 | 20 | S | Shellphone: A Breach the Surface Podcast | Breach the Surface, Inc. | |
| 82 | 20 | F | Fertility Insights | CooperSurgical Fertility Solutions | |
| 83 | — | D | Double Loop Podcast | Glenn Langenburg and Eric Ray | |
| 84 | 39 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 85 | 21 | I | Interconnected | Jake Robinson | |
| 86 | 1 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 87 | 15 | S | Sustainability Further | Banish | |
| 88 | 65 | N | New Books in Environmental Studies | Marshall Poe | |
| 89 | 1 | B | Brain Matters | Brain Matters Neuroscience | |
| 90 | 19 | D | Deep Marine Scenes | Deep Marine Scenes | |
| 91 | 29 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 92 | 19 | A | Anatomy in Clay® Learning System Podcast | Mark Stevens | |
| 93 | 19 | M | Mushroom Revival Podcast | Alex Dorr | |
| 94 | 19 | P | Podcast - Nueva+Mente | Tele 13 Radio | |
| 95 | 17 | P | Palaeocast | Palaeocast | |
| 96 | 26 | A | Aussie Wildlife Show | Aussie Wildlife Show | |
| 97 | 99 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 98 | 102 | B | Bred to Perfection | Kenny Troiano | |
| 99 | 1 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 100 | 24 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
