| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | The Science Show | ABC | |
| 3 | 1 | W | What The Duck?! | ABC | |
| 4 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 5 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 6 | — |  | The Michael Shermer Show | Michael Shermer | |
| 8 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 9 | 1 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 9 | 8 |  | Origin Stories | The Leakey Foundation | |
| 9 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 10 | — |  | Paranormal Portal | Brent Thomas | |
| 11 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 12 | — |  | The Common Descent Podcast | Common Descent | |
| 13 | 2 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 13 | — | B | Big Sky Country | Bush Heritage Australia | |
| 14 | 4 | N | Nature Track | ABC | |
| 14 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 15 | 2 | D | Dry Season Resources | Grower Group Alliance & The South-West WA Drought Resilience Adoption and Innovation Hub | |
| 15 | — |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 16 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 16 | 13 |  | Strange Animals Podcast | Katherine Shaw | |
| 18 | — |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 19 | 2 | T | The Science Show - Separate stories podcast | ABC | |
| 21 | 26 |  | Outside/In | NHPR | |
| 21 | 1 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 22 | 2 | G | Great Moments In Science | ABC | |
| 22 | 4 |  | 6 Ranch Podcast | James Nash | |
| 23 | 2 |  | BrainStuff | iHeartPodcasts | |
| 24 | — | T | Totally Cooked: The Climate & Weather Podcast | ARC Centre of Excellence for 21st Century Weather | |
| 26 | 30 | B | Branch Out | Botanic Gardens of Sydney | |
| 27 | 48 |  | Shark Week: The Podcast | Discovery | |
| 27 | — | T | Tom Nelson | Thomas Nelson | |
| 27 | 6 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 28 | 1 | D | Deep Science | Deutschlandfunk | |
| 29 | — | N | New Books in Mathematics | Marshall Poe | |
| 30 | 8 |  | MonsterTalk | Blake Smith | |
| 30 | — | P | Paranormal Fears | Paranormal Fears | |
| 32 | 9 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 33 | 12 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 34 | 4 | F | Farmers Helping Farmers | VicNoTill | |
| 35 | 5 | P | Paranormal Deep Dive | True Ghost Stories | Real Story Media | |
| 35 | — | K | K9 Conservationists | Kayla Fratt | |
| 36 | — |  | HOLOSKY PODCAST | Holosky Podcast | |
| 37 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 38 | 3 |  | Robinson's Podcast | Robinson Erhardt | |
| 40 | 6 | E | Evolution Talk | Rick Coste | |
| 41 | — |  | ExtinctZoo | ExtinctZoo | |
| 42 | 9 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 42 | — | E | Eureka! | Stak | |
| 43 | 8 | T | The Humble Hoof | Alicia Harlov | |
| 43 | 4 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 44 | 12 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 44 | — | S | SETI Live | SETI Institute | |
| 45 | — |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 45 | 11 | R | Reef in Focus | Great Barrier Reef Marine Park Authority | |
| 46 | — | O | Off Track | ABC | |
| 46 | 83 | T | The Plant Report- Every Plant Has A Story | Jill Cloutier | |
| 47 | — |  | The Science of Everything Podcast | James Fodor | |
| 47 | 10 | W | What Is Life? | Carl Zimmer | |
| 48 | — | W | WeMartians Podcast | Jake Robins | |
| 49 | — | C | Cliffhanger Paranormal and Cryptid Encounters | Ben Clifford | |
| 49 | 11 | P | Palaeo After Dark | James Lamsdell, Amanda Falk, and Curtis Congreve | |
| 50 | 9 | L | Living With Autism | La Trobe University | |
| 50 | 14 | P | Pastoral Poddy - Australian Farming | Western Local Land Services | |
| 51 | 2 |  | BirdNote Daily | BirdNote | |
| 51 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 52 | 9 |  | Good Fire | Amy Cardinal Christianson and Matthew Kristoff | |
| 53 | 8 |  | Science unscripted | DW | |
| 54 | 12 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 54 | 8 | T | The World Behavior Analysis Day Podcast | World Behavior Analysis Day Podcast | |
| 55 | — |  | In Research Of | William Blake Smith | |
| 56 | — |  | Weather Geeks | Weather Group Television | |
| 57 | 9 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 58 | — | W | WILD LIVES | WILD LIVES by faunographic | |
| 59 | — | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 60 | — | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 61 | 10 | P | Pastoral Poddy - Australian Farming | Western Local Land Services | |
| 61 | — | T | The Moos Room™ | University of Minnesota Extension | |
| 62 | — | Q | Quantum Field Theory with Dr. Rodeny A. Brooks | Dr. Rodney A. Brooks | |
| 63 | 93 |  | Eons: Surviving Deep Time | PBS | |
| 63 | — | A | Applied Mycology | Applied Mycology | |
| 63 | 6 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 64 | — | R | Research Perch | Massage Therapy Foundation | |
| 65 | — | T | The Al & Juddy Show | Agricom | |
| 65 | 14 |  | Main Engine Cut Off | Anthony Colangelo | |
| 66 | — | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 66 | 17 | T | The HSC Biology Podcast | HSCbiology | |
| 67 | 13 | 汪 | 汪诘：科学有故事（主打） | 科学有故事 | |
| 67 | — | T | The Field Guides | The Field Guides | |
| 67 | 8 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 68 | 11 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 68 | 10 | S | Students of Surgery | Martin Brand | |
| 69 | 4 |  | Untold Radio Network | Untold Radio Network | |
| 70 | — | P | Palaeocast | Palaeocast | |
| 73 | 3 | H | History of the Earth | Richard I. Gibson | |
| 74 | — | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 75 | 14 |  | From The Shadows | Shane Grove | |
| 77 | — |  | Alien Encounters | Science Channel | |
| 78 | — |  | The Native Plant Podcast | Native Plant Podcast | |
