| 1 |  | Radiolab | WNYC Studios | Sciences | 670 | Simplecast | 63 |
| 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | Sciences | 727 | Libsyn | 43 |
| 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | Sciences | 492 | Buzzsprout | 42 |
| 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | Sciences | 844 | Omny Studio | 48 |
| 5 |  | The Michael Shermer Show | Michael Shermer | Sciences | 640 | Libsyn | 58 |
| 6 |  | What The Duck?! | ABC Australia | Sciences | 226 | ABC Australia | 38 |
| 7 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | Sciences | 625 | Spreaker | 69 |
| 8 |  | Science unscripted | DW | Sciences | 100 | Unknown | 43 |
| 9 |  | The Common Descent Podcast | Common Descent | Sciences | 384 | Podbean | 41 |
| 10 |  | Outside/In | NHPR | Sciences | 408 | Megaphone | 48 |
| 11 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | Sciences | 500 | Audioboom | 48 |
| 12 |  | BrainStuff | iHeartPodcasts | Sciences | 2001 | Omny Studio | 49 |
| 13 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | Sciences | 629 | Megaphone | 58 |
| 14 |  | In Defense of Plants Podcast | In Defense of Plants | Sciences | 598 | ART19 | 42 |
| 15 |  | Believing the Bizarre: Paranormal Conspiracies & Myths | Tyler and Charlie | Sciences | 322 | Spreaker | 59 |
| 16 |  | Raincoast Radio | Raincoast Conservation Foundation | Sciences | 19 | Transistor | 63 |
| 17 |  | MonsterTalk | Blake Smith | Sciences | 511 | Spreaker | 69 |
| 18 |  | BirdNote Daily | BirdNote | Sciences | 1095 | Simplecast | 69 |
| 19 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | Sciences | 582 | ART19 | 62 |
| 20 |  | Ask a Spaceman! | Paul M. Sutter | Sciences | 285 | Libsyn | 48 |
| 21 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | Sciences | 500 | Audioboom | 53 |
| 22 |  | Paranormal Portal | Paranormal Portal - Ufo's Paranormal Ghosts | Sciences | 491 | Spreaker | 69 |
| 23 |  | Terrible Lizards | Iszi Lawrence and David Hone | Sciences | 138 | Libsyn | 78 |
| 24 |  | The Extensionists | Burr Forest Group | Sciences | 42 | Captivate | 83 |
| 25 |  | Robinson's Podcast | Robinson Erhardt | Sciences | 292 | Spotify for Podcasters | 52 |
| 26 |  | Main Engine Cut Off | Anthony Colangelo | Sciences | 340 | Simplecast | 63 |
| 27 |  | Strange Animals Podcast | Katherine Shaw | Sciences | 300 | Blubrry | 48 |
| 28 |  | UFO Chronicles Podcast | Nik Hunter | Sciences | 505 | Spreaker | 54 |
| 29 |  | Crime Pays But Botany Doesn't | Tony Santore | Sciences | 294 | Spreaker | 43 |
| 30 |  | Grazing Grass Podcast | Rotational Grazing, Soil Health & Profitable Livestock Farming | Grazing Grass | Sciences | 225 | Transistor | 53 |
| 31 |  | YourForest | Matthew Kristoff | Sciences | 168 | Squarespace | 49 |
| 32 |  | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | Sciences | 51 | Libsyn | 52 |
| 33 |  | Origin Stories | The Leakey Foundation | Sciences | 93 | Libsyn | 68 |
| 34 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | Société & Culture | 277 | Spreaker | 59 |
| 35 |  | The Science of Everything Podcast | James Fodor | Sciences | 172 | Podbean | 31 |
| 36 |  | Remediation Deep Dive - PFAS Environmental Science in 7 Minutes or Less | Regenesis Bioremediation, Inc. | Sciences | 9 | Podbean | 42 |
| 37 |  | Eons: Surviving Deep Time | PBS | Sciences | 25 | PRX | 63 |
| 38 |  | The Ladder of Wisdom پادکست پلکان خرد | Tannaz Fallahi, Mehdi Shafa, Masoud Rezvan | Sciences | 23 | Buzzsprout | 73 |
| 39 |  | The Science Show | ABC Australia | Sciences | 250 | ABC Australia | 38 |
| 40 |  | Superduperstitious | Wyatt Shell and Jake Withee | Sciences | 194 | Acast | 69 |
| 41 |  | The Chiropractic Student | Chiropractic Remastered | Sciences | 50 | Buzzsprout | 58 |
| 42 |  | HOLOSKY PODCAST | Holosky Podcast | Sciences | 573 | RedCircle | 53 |
| 43 |  | Viced Rhino: The Podcast | Viced Rhino | Sciences | 426 | Spreaker | 48 |
| 44 |  | Cryptid Creatures | Brian Brock/Todd Stevens | Sciences | 303 | Spotify for Podcasters | 33 |
| 45 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | Sciences | 639 | Omny Studio | 53 |
| 46 |  | Off-Nominal | Jake Robins, Anthony Colangelo | Sciences | 261 | Simplecast | 63 |
| 47 |  | About Sustainability… | Institute for Global Environmental Strategies | Sciences | 31 | Buzzsprout | 73 |
| 48 |  | The Immunology Podcast | The Immunology Podcast | Sciences | 175 | Blubrry | 48 |
| 49 |  | Most Terrifying Places in America | Travel Channel | Sciences | 67 | Acast | 53 |
| 50 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | Sciences | 9 | WideOrbit | 58 |
| 51 |  | Night Science | Itai Yanai & Martin Lercher | Sciences | 89 | Buzzsprout | 58 |
| 53 |  | Food Safety Matters | Food Safety Magazine | Sciences | 298 | Libsyn | 58 |
| 54 |  | Cannabis Cultivation and Science Podcast | Tad Hussey | Sciences | 167 | Simplecast | 47 |
| 55 |  | Brain Inspired | Paul Middlebrooks | Sciences | 160 | Unknown | 64 |
| 56 |  | 2021全部生命系列 | 楊定一博士亲自发声 | 张婉琦丨爱之声 | Sciences | 380 | Ximalaya | 49 |
| 57 |  | Mange ton Saint-Laurent!- Le balado | Mange ton Saint-Laurent! | Forme & Santé | 7 | Ausha | 73 |
| 58 |  | Bridging Relations Podcast | Bridge to Land Water Sky | Sciences | 6 | Buzzsprout | 68 |
| 59 |  | Best Horse Practices Podcast | Maddy Butcher | Sciences | 100 | Libsyn | 72 |
| 60 |  | ACS Science Elements | American Chemical Society | Science & Medicine | 852 | Feedburner | 49 |
| 61 |  | 6 Ranch Podcast | James Nash | Sciences | 333 | Buzzsprout | 52 |
| 62 |  | From The Shadows | Shane Grove | Sciences | 639 | Spreaker | 69 |
| 63 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | Sciences | 619 | Spreaker | 43 |
| 64 |  | Good Fire Podcast | Indigenous Leadership Initiative | Sciences | 33 | Squarespace | 52 |
| 65 |  | The Numberphile Podcast | Brady Haran | Science & Medicine | 63 | Libsyn | 48 |
| 66 |  | The Field Guides | The Field Guides | Science & Medicine | 103 | Squarespace | 49 |
| 67 |  | Tom Nelson | Thomas Nelson | Sciences | 430 | Spotify for Podcasters | 38 |
| 68 |  | The Plant a Trillion Trees Podcast | Eva Monheim | Sciences | 211 | Spotify for Podcasters | 37 |
| 69 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | Sciences | 592 | Libsyn | 48 |
| 70 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | Sciences | 127 | Spotify for Podcasters | 32 |
| 71 |  | Infectious Disease Puscast | Vincent Racaniello | Sciences | 114 | Libsyn | 52 |
| 72 |  | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | Sciences | 373 | Libsyn | 38 |
| 73 |  | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | Sciences | 18 | Blubrry | 53 |
| 74 |  | Untold Radio Network | Untold Radio Network | Sciences | 1000 | Spreaker | 54 |
| 75 |  | Les grandes étapes de la vieFlux non partagé publiquement par le créateur | France Inter | Sciences naturelles | 68 | N/A | N/A |
| 76 |  | The Vet Tech Cafe's Podcast | Vet Tech Cafe | Sciences | 100 | Podbean | 37 |
| 77 |  | Squatch-D TV | Steve Kulls | Sciences | 193 | Spotify for Podcasters | 33 |
| 78 |  | Alberta Geological Survey Geology Podcasts | Alberta Geological Survey | Science & Medicine | 76 | Feedburner | 28 |
| 79 |  | Rock & Roll: The Energy & Geology Podcast | Juia Sherman | Sciences | 2 | Spotify for Podcasters | 27 |
| 80 |  | Air Quality Matters | Simon Jones | Sciences | 147 | Unknown | 63 |
| 81 |  | Ken Cook Is Having Another Episode | EWG | Sciences | 71 | Simplecast | 73 |
| 82 |  | ExtinctZoo | ExtinctZoo | Sciences | 160 | Spotify for Podcasters | 28 |
| 83 |  | 原来是这样 Dscience | 原来是这样 Dscience | other | 640 | lizhi.fm | 32 |
| 84 |  | ژرفا - Zharfa | Alireza Payandeh | Sciences | 35 | Acast | 78 |
| 85 |  | Paranormal Fears | Podcast Audio House | Sciences | 44 | Spreaker | 54 |
| 86 |  | New Books in Environmental Studies | Marshall Poe | Sciences | 1291 | Megaphone | 53 |
| 87 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | Sciences | 1000 | Spreaker | 38 |
| 88 |  | C'est quoi le raptor? | Laurent Boutin & Julien Paré-Sorel | Sciences | 21 | Unknown | 43 |
| 89 |  | Coffee Roasting Navigated | Therese Brøndsted | Science & Medicine | 17 | Unknown | 38 |
| 90 |  | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | Sciences | 2447 | Libsyn | 42 |
| 91 |  | Laura Erickson's For the Birds | Laura Erickson | Science & Medicine | 250 | Unknown | 43 |
| 92 |  | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | Sciences | 169 | Libsyn | 27 |
| 93 |  | Field, Lab, Earth | ASA, CSSA, SSSA | Sciences | 149 | Libsyn | 58 |
| 94 |  | Manifold | Steve Hsu | Sciences | 171 | Transistor | 58 |
| 95 |  | The Humble Hoof | Alicia Harlov | Sciences | 164 | Captivate | 32 |
| 96 |  | This Week in Evolution | Vincent Racaniello | Sciences | 100 | Libsyn | 53 |
| 97 |  | Weather Geeks | Weather Group Television | Sciences | 441 | ART19 | 68 |
| 98 |  | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | Sciences | 57 | Acast | 58 |
| 99 |  | SilviCast | Wisconsin Forestry Center and Wisconsin Department of Natural Resources | Sciences | 70 | Buzzsprout | 73 |
| 100 |  | K9 Conservationists | Kayla Fratt | Sciences | 254 | Spotify for Podcasters | 28 |