| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 3 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 4 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 5 | 2 |  | Robinson's Podcast | Robinson Erhardt | |
| 6 | 2 |  | Eons: Surviving Deep Time | PBS | |
| 7 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 8 | 3 |  | Most Terrifying Places in America | Travel Channel | |
| 9 | 2 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 10 | 8 |  | Outside/In | NHPR | |
| 11 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 12 | 11 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 13 | 3 |  | Nephilim Death Squad | TopLobsta Productions | |
| 14 | 3 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 15 | — |  | The Common Descent Podcast | Common Descent | |
| 16 | 9 |  | Sasquatch Odyssey | Sasquatch Odyssey-Bigfoot Encounters | |
| 17 | 5 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 18 | 1 |  | Paranormal Portal | Brent Thomas | |
| 19 | 5 | M | Mange ton Saint-Laurent!- Le balado | Mange ton Saint-Laurent! | |
| 20 | 4 |  | Science unscripted | DW | |
| 21 | 15 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 22 | 9 |  | Origin Stories | The Leakey Foundation | |
| 23 | 9 |  | BirdNote Daily | BirdNote | |
| 24 | 3 |  | Strange Animals Podcast | Katherine Shaw | |
| 25 | 21 |  | ExtinctZoo | ExtinctZoo | |
| 26 | 4 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 27 | — | C | Connected | Parks Canada | |
| 28 | 23 |  | Ask a Spaceman! | Paul M. Sutter | |
| 29 | 1 | L | Les grandes étapes de la vie | France Inter | |
| 30 | 5 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 31 | 11 |  | The Numberphile Podcast | Brady Haran | |
| 32 | 11 |  | Juan on Juan | Juan on Juan Media, LLC. | |
| 33 | 1 |  | The Science of Everything Podcast | James Fodor | |
| 34 | — | H | Hidden Universe: NASA's Spitzer Space Telescope | NASA's Spitzer Science Center / IPAC / NASA / Caltech | |
| 35 | 12 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 36 | 10 | W | What The Duck?! | ABC | |
| 37 | 13 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 38 | 32 |  | The Science Show | ABC | |
| 39 | 11 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 40 | 43 | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 41 | — | P | Palaeocast | Palaeocast | |
| 42 | 13 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 43 | 15 | T | The Extensionists | Burr Forest Group | |
| 44 | 110 |  | The Native Plant Podcast | Native Plant Podcast | |
| 45 | — | F | FM4 Science Busters | ORF Radio FM4 | |
| 46 | — | A | Animals | National Park Service | |
| 47 | — | 科 | 科学星球 | BOX孙彬 | |
| 48 | — | T | the OCEAN PROJECT | Canada | |
| 49 | 18 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 50 | 17 |  | BrainStuff | iHeartPodcasts | |
| 51 | 6 | T | Tom Nelson | Thomas Nelson | |
| 52 | 15 | R | Raincoast Radio | Raincoast Conservation Foundation | |
| 53 | 9 |  | Good Fire | Amy Cardinal Christianson and Matthew Kristoff | |
| 54 | 15 | Y | Your Complex Brain | Krembil Brain Institute | |
| 55 | 17 | S | Stimulating Brains | Andreas Horn | |
| 56 | 16 | M | Mushroom Revival Podcast | Alex Dorr | |
| 57 | 16 | H | Hawai‘i Volcanoes National Park | National Park Service | |
| 58 | 16 | O | Optimise | Optimise | |
| 59 | 16 | T | Targeting the Toughest Diseases | Vertex Pharmaceuticals | |
| 60 | 12 | T | The Immunology Podcast | The Immunology Podcast | |
| 61 | 12 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 62 | 10 | T | The Lab Coats & Life™ Podcast | The Lab Coats & Life™ Podcast | |
| 63 | 9 | T | Tinfoil Tales | Brandon Wright | |
| 64 | 13 |  | Main Engine Cut Off | Anthony Colangelo | |
| 65 | 13 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 66 | 13 | D | Double Loop Podcast | Glenn Langenburg and Eric Ray | |
| 67 | 4 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 68 | 14 | T | The Vet Tech Cafe's Podcast | Vet Tech Cafe | |
| 69 | 14 | E | Ecology Everywhere | Ecology Everywhere | |
| 70 | 14 | T | The Plant a Trillion Trees Podcast | Eva Monheim | |
| 71 | 14 | M | Manifesting Your Reality-The Law Of Assumption | Kimberly McComas | |
| 72 | 14 | D | Dive In with NOAA Fisheries | NOAA Fisheries | |
| 73 | 14 | J | Just A Thought | Cory Tinkham | |
| 74 | 12 |  | 6 Ranch Podcast | James Nash | |
| 75 | 11 |  | UFO Chronicles Podcast | Nik Hunter | |
| 76 | 16 | N | Nature Talks: The Nature Conservancy of Canada Podcast | Nature Conservancy of Canada | |
| 77 | 4 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 78 | 17 |  | Manifold | Steve Hsu | |
| 79 | 16 |  | Ask MIT Climate | MIT Climate Project | |
| 80 | 1 |  | Alien Encounters | Science Channel | |
| 81 | 20 | T | The Plant Report- Every Plant Has A Story | Jill Cloutier | |
| 82 | 16 | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 83 | 14 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 84 | 1 |  | From The Shadows | Shane Grove | |
| 85 | 11 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 86 | 21 | R | Reef in Focus | Great Barrier Reef Marine Park Authority | |
| 87 | 20 | R | Redox Grows | Redox Bio-Nutrients | |
| 88 | 20 | C | Climate Change (Audio) | UCTV | |
| 89 | 1 | T | The Humble Hoof | Alicia Harlov | |
| 90 | 3 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 91 | 21 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 92 | 4 | T | That Bigfoot Podcast | Paranormal World Productions Studio | |
| 93 | 18 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 94 | 7 | Y | YourForest | Matthew Kristoff | |
| 95 | 3 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 96 | 20 | T | The PrimateCast | Andrew MacIntosh | |
| 97 | 11 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 98 | 27 | L | Late Night on the Astral Plane with Ryan Singer | Ryan Singer | |
| 99 | 19 | R | Real Science Radio | Bob Enyart | |
| 100 | 19 | A | A toi les étoiles | Franck Menant | |
