| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 3 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 3 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 6 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 6 | 1 |  | The Common Descent Podcast | Common Descent | |
| 7 | 1 |  | BrainStuff | iHeartPodcasts | |
| 7 | 2 |  | Outside/In | NHPR | |
| 8 | 6 |  | BirdNote Daily | BirdNote | |
| 8 | 8 |  | The Science of Everything Podcast | James Fodor | |
| 10 | 2 |  | Origin Stories | The Leakey Foundation | |
| 10 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 10 | 3 | W | What The Duck?! | ABC | |
| 11 | — |  | Eons: Surviving Deep Time | PBS | |
| 11 | — | ع | عصر حجر | Siavash Saffarianpour | |
| 12 | 6 |  | Science unscripted | DW | |
| 12 | 32 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 13 | 2 |  | UFO Chronicles Podcast | Nik Hunter | |
| 13 | 6 |  | 6 Ranch Podcast | James Nash | |
| 14 | 14 |  | Paranormal Portal | Brent Thomas | |
| 15 | 9 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 16 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 16 | 11 |  | ExtinctZoo | ExtinctZoo | |
| 19 | 6 |  | Ken Cook Is Having Another Episode | EWG | |
| 20 | — |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 20 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 21 | 20 | N | New Books in Science | New Books Network | |
| 21 | 2 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 22 | — |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 23 | 9 | P | Palaeocast | Palaeocast | |
| 23 | 12 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 23 | 6 |  | Robinson's Podcast | Robinson Erhardt | |
| 23 | 8 | N | Nature Talks: The Nature Conservancy of Canada Podcast | Nature Conservancy of Canada | |
| 24 | 19 |  | Ask MIT Climate | MIT Climate Project | |
| 25 | 17 | K | K9 Conservationists | Kayla Fratt | |
| 25 | 65 | S | Saving Salmon | Atlantic Salmon Federation | |
| 26 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 27 | 18 | 科 | 科学星球 | BOX孙彬 | |
| 27 | 40 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 28 | 2 | T | The Fisheries Podcast | A team of fisheries scientists | |
| 29 | 10 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 30 | 53 |  | The Numberphile Podcast | Brady Haran | |
| 31 | 2 | N | New Books in Mathematics | Marshall Poe | |
| 31 | 97 |  | Main Engine Cut Off | Anthony Colangelo | |
| 31 | 15 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 32 | 4 |  | The Science Show | ABC | |
| 32 | 113 | C | Climate Connections | Yale Center for Environmental Communication | |
| 33 | 1 | Y | Yara's Crop Nutrition podcast | Yara | |
| 33 | — | A | As Long As The River Flows | Keepers of the Water | |
| 34 | 128 | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
| 35 | — | A | Arthro-Pod | Jonathan Larson | |
| 36 | — | L | Les grandes étapes de la vie | France Inter | |
| 37 | — |  | Good Fire | Amy Cardinal Christianson and Matthew Kristoff | |
| 37 | 11 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 37 | — | B | BioAudio | Elizabeth Clare | |
| 38 | 11 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 38 | — |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 38 | — | P | ParaPods.com | Unknown | |
| 39 | 1 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 41 | 101 | P | PolliNation Podcast | Andony Melathopoulos | |
| 42 | 17 |  | Weather Geeks | Weather Group Television | |
| 42 | 36 |  | In Research Of | William Blake Smith | |
| 43 | 7 |  | MonsterTalk | Blake Smith | |
| 43 | 44 | T | The Humble Hoof | Alicia Harlov | |
| 43 | 78 |  | Most Terrifying Places in America | Travel Channel | |
| 44 | 14 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 45 | 25 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 46 | 105 | A | AnthroBiology Podcast | Gaby Lapera | |
| 46 | 20 |  | Brain Inspired | Paul Middlebrooks | |
| 47 | — |  | The Native Plant Podcast | Native Plant Podcast | |
| 47 | 16 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 47 | — | T | Talk of the Thames | Thames Estuary Partnership | |
| 48 | 29 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 49 | 62 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 49 | 15 | L | La Ciencia Pop | Gabriel León | |
| 50 | 1 |  | Manifold | Steve Hsu | |
| 50 | 30 | 不 | 不成气候No Such Climate | 不成气候NoSuchClimate | |
| 50 | — | P | PNRI Science: Rare Disease, Real Progress | PNRI | |
| 52 | 16 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 52 | — | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 52 | — | P | Paranormal Fears | Paranormal Fears | |
| 53 | — | T | Trás los pasos de Santa Hildegarda de Bingen | JuanDiegoNetwork.com | |
| 53 | — | O | Odin's Alchemy | Benjamin Balderson | |
| 54 | — | I | Inside NATURE on PBS | PBS Nature | |
| 55 | — |  | Juan on Juan | Juan on Juan Media, LLC. | |
| 56 | — |  | Untold Radio Network | Untold Radio Network | |
| 56 | 1 | Y | YourForest | Matthew Kristoff | |
| 57 | 29 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 58 | 30 | T | The Immunology Podcast | The Immunology Podcast | |
| 59 | 1 | T | The Future of UK Marine Research Infrastructure With Helen Czerski | FMRI | Future Marine Research Infrastructure | |
| 60 | 1 | T | The Microbiome Podcast | The American Microbiome Institute | |
| 60 | 13 | B | Bigfoot’s Wilderness Podcast | Bigfoot's Wilderness Podcast | |
| 61 | 30 |  | Night Science | Itai Yanai & Martin Lercher | |
| 62 | 34 | T | The Basement Hangout | The Basement Hangout | |
| 62 | — | P | Pete the Vet's Podcast | Pete Wedderburn | |
| 63 | 35 | 6 | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | |
| 64 | 31 | D | Dr. Bruce Damer's Levity Zone | Dr. Bruce Damer | |
| 65 | — |  | Strange Animals Podcast | Katherine Shaw | |
| 65 | 51 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
