| 1 |  | Radiolab | WNYC Studios | Sciences | 670 | Simplecast | 63 |
| 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | Sciences | 727 | Libsyn | 43 |
| 3 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | Sciences | 845 | Omny Studio | 48 |
| 4 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | Sciences | 630 | Megaphone | 58 |
| 5 |  | The Common Descent Podcast | Common Descent | Sciences | 384 | Podbean | 41 |
| 6 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | Sciences | 625 | Spreaker | 69 |
| 7 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | Sciences | 492 | Buzzsprout | 42 |
| 8 |  | The Science of Everything Podcast | James Fodor | Sciences | 172 | Podbean | 31 |
| 9 |  | Origin Stories | The Leakey Foundation | Sciences | 93 | Libsyn | 68 |
| 10 |  | UFO Chronicles Podcast | Nik Hunter | Sciences | 505 | Spreaker | 54 |
| 11 |  | The Michael Shermer Show | Michael Shermer | Sciences | 641 | Libsyn | 58 |
| 12 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | Sciences | 500 | Audioboom | 48 |
| 13 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | Sciences | 582 | ART19 | 62 |
| 14 |  | Terrible Lizards | Iszi Lawrence and David Hone | Sciences | 138 | Libsyn | 78 |
| 15 |  | Paranormal Portal | Paranormal Portal - Ufo's Paranormal Ghosts | Sciences | 491 | Spreaker | 69 |
| 16 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | Sciences | 500 | Audioboom | 53 |
| 17 |  | Believing the Bizarre: Paranormal Conspiracies & Myths | Tyler and Charlie | Sciences | 322 | Spreaker | 59 |
| 18 |  | In Defense of Plants Podcast | In Defense of Plants | Sciences | 598 | ART19 | 42 |
| 19 |  | The Numberphile Podcast | Brady Haran | Science & Medicine | 63 | Libsyn | 48 |
| 20 |  | Robinson's Podcast | Robinson Erhardt | Sciences | 292 | Spotify for Podcasters | 52 |
| 21 |  | Outside/In | NHPR | Sciences | 408 | Megaphone | 48 |
| 22 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | Sciences | 9 | WideOrbit | 58 |
| 23 |  | The Pasture Pod | Michael Blanche | Sciences | 39 | Libsyn | 38 |
| 24 |  | Cows and Effect | Paul Allison and Michael Blanche | Sciences | 14 | Libsyn | 53 |
| 25 |  | The Science Show | ABC Australia | Sciences | 250 | ABC Australia | 38 |
| 26 |  | Ask a Spaceman! | Paul M. Sutter | Sciences | 285 | Libsyn | 48 |
| 27 |  | HOLOSKY PODCAST | Holosky Podcast | Sciences | 573 | RedCircle | 53 |
| 28 |  | ExtinctZoo | ExtinctZoo | Sciences | 160 | Spotify for Podcasters | 28 |
| 29 |  | Eons: Surviving Deep Time | PBS | Sciences | 25 | PRX | 63 |
| 30 |  | Manifold | Steve Hsu | Sciences | 171 | Transistor | 58 |
| 31 |  | Making Science with Tom Whipple | The Times | Sciences | 12 | Acast | 48 |
| 32 |  | Main Engine Cut Off | Anthony Colangelo | Sciences | 340 | Simplecast | 63 |
| 33 |  | Tom Nelson | Thomas Nelson | Sciences | 430 | Spotify for Podcasters | 38 |
| 34 |  | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | Sciences | 15 | Simplecast | 58 |
| 35 |  | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | Sciences | 100 | Podbean | 47 |
| 36 |  | Met Office - Podcasts | Met Office | Science & Medicine | 281 | Spotify for Podcasters | 33 |
| 37 |  | Food Safety Matters | Food Safety Magazine | Sciences | 298 | Libsyn | 58 |
| 38 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | Société & Culture | 277 | Spreaker | 59 |
| 39 |  | So You Want to Be a Marine Biologist | K. G. Muzia | Sciences | 113 | Buzzsprout | 58 |
| 40 |  | The Effective Statistician - in association with PSI | Alexander Schacht and Benjamin Piske, biometricians, statisticians and leaders in the pharma industry | Sciences | 480 | Podigee | 48 |
| 41 |  | Surprisingly Brilliant | Seeker | Sciences | 33 | Megaphone | 73 |
| 42 |  | Oxford Sparks Big Questions | Oxford Sparks | Sciences | 100 | Libsyn | 38 |
| 43 |  | Climate Connections | Yale Center for Environmental Communication | Sciences | 100 | Libsyn | 53 |
| 45 |  | From The Shadows | Shane Grove | Sciences | 639 | Spreaker | 69 |
| 46 |  | First Rounders | Nature Biotechnology | Sciences naturelles | 61 | Acast | 53 |
| 47 |  | MonsterTalk | Blake Smith | Sciences | 511 | Spreaker | 69 |
| 48 |  | Night Science | Itai Yanai & Martin Lercher | Sciences | 89 | Buzzsprout | 58 |
| 49 |  | Most Terrifying Places in America | Travel Channel | Sciences | 67 | Acast | 53 |
| 50 |  | What The Duck?! | ABC Australia | Sciences | 226 | ABC Australia | 38 |
| 51 |  | BrainStuff | iHeartPodcasts | Sciences | 2001 | Omny Studio | 49 |
| 52 |  | The Overshoot Conference Podcast | Kurzschlussredaktion OG and International Institute for Applied Systems Analysis (IIASA) | Sciences | 9 | Podigee | 48 |
| 53 |  | BioScience Talks | American Institute of Biological Sciences | Sciences | 181 | Transistor | 48 |
| 54 |  | Буде тобі наука | Kunsht/Куншт | Sciences | 359 | Simplecast | 63 |
| 55 |  | Alien Encounters | Science Channel | Sciences | 11 | Acast | 59 |
| 56 |  | Science(ish) | Auddy | Sciences | 102 | Megaphone | 49 |
| 57 |  | The Orbital Mechanics Podcast | David Fourman, Ben Etherington, and Dennis Just | Science & Medicine | 300 | Squarespace | 48 |
| 58 |  | Brain Matters | Brain Matters Neuroscience | Sciences | 53 | Libsyn | 38 |
| 59 |  | Cheap Astronomy Podcasts | Steve Nerlich | Science & Medicine | 424 | Unknown | 38 |
| 60 |  | Believe: Paranormal & UFO Podcast | Kade Moir | Sciences | 254 | Acast | 68 |
| 61 |  | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | Sciences | 58 | Transistor | 58 |
| 62 |  | Asimov Press | Asimov Press | Sciences | 107 | Spotify for Podcasters | 28 |
| 63 |  | Science with a Twist | Thermo Fisher | Sciences | 42 | Simplecast | 73 |
| 64 |  | Love Nature | NC Museum of Natural Sciences | Sciences | 32 | Spotify for Podcasters | 63 |
| 65 |  | MetaCast | Meta-Analysis Academy | Sciences | 26 | Transistor | 69 |
| 66 |  | Orbital Path | PRX | Sciences | 45 | PRX | 59 |
| 67 |  | Energised | Intelligence Squared | Sciences | 9 | Megaphone | 59 |
| 68 |  | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | Sciences | 373 | Ximalaya | 43 |
| 69 |  | Branch Out | Botanic Gardens of Sydney | Sciences | 59 | Megaphone | 68 |
| 70 |  | Hematopoiesis: An ASH Trainee Council Production | American Society of Hematology | Sciences | 16 | Transistor | 58 |
| 71 |  | WeMartians Podcast | Jake Robins | Sciences | 146 | Simplecast | 68 |
| 72 |  | MERLIN Podcast: Bringing Europe’s freshwaters back to life | MERLIN project | Sciences | 16 | RSS.com | 62 |
| 73 |  | Shark Week: The Podcast | Discovery | Sciences | 70 | Acast | 73 |
| 74 |  | Sekcja teorii spiskowych. Podcast Crazy Nauka | Polskie Radio S.A. | Sciences | 20 | Unknown | 32 |
| 75 |  | 科学星球 | BOX孙彬 | Sciences | 96 | Ximalaya | 43 |
| 76 | | Whale Tales Podcast | Whale Tales | Sciences | 106 | Blubrry | 32 |
| 77 |  | New Books in Environmental Studies | Marshall Poe | Sciences | 1290 | Megaphone | 53 |
| 78 |  | Palaeocast | Palaeocast | Sciences | 246 | Libsyn | 38 |
| 79 |  | Patient Zero | NHPR | Sciences | 13 | Megaphone | 48 |
| 80 |  | Strange Animals Podcast | Katherine Shaw | Sciences | 300 | Blubrry | 48 |
| 81 |  | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | Sciences | 57 | Acast | 58 |
| 82 |  | Untold Radio Network | Untold Radio Network | Sciences | 1000 | Spreaker | 54 |
| 83 |  | Cryptid Clues | Urban Myth, Monsters, True Crime, Found Footage, Bigfoot, Sasquatch, Skunk Ape, Cryptids, Ufos, Ghosts, Demons, Dogman, Skin Walker, Dover Demon, Yeti, Mothman, Jersey Devil, Chupacabra, Lake monster, Possession, Gnomes, The Orbs, Ogopogo | Sciences | 265 | Spreaker | 53 |
| 84 |  | BirdNote Daily | BirdNote | Sciences | 1095 | Simplecast | 69 |
| 85 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | Sciences | 1000 | Spreaker | 38 |
| 86 |  | Mushroom Revival Podcast | Alex Dorr | Sciences | 227 | Buzzsprout | 42 |
| 87 |  | Palaeo After Dark | James Lamsdell, Amanda Falk, and Curtis Congreve | Sciences | 359 | Libsyn | 48 |
| 88 |  | omega tau - English only | Markus Voelter, Nora Ludewig | Sciences | 100 | Unknown | 53 |
| 89 |  | Craft Therapy Podcast | Craft Therapy Podcast | Sciences | 117 | Spotify for Podcasters | 38 |
| 90 |  | ZSL Wild Science Podcast | Zoological Society of London | Sciences | 53 | Libsyn | 42 |
| 91 |  | R2Kast - People in Food and Farming/All In | Wallace Currie | Sciences | 486 | Acast | 38 |
| 92 |  | History of the Earth | Richard I. Gibson | Science & Medicine | 14 | Feedburner | 59 |
| 93 |  | Paws & Reward Podcast | Marissa Martino, CDBC, CTC | Sciences | 85 | Libsyn | 38 |
| 94 |  | Off-Nominal | Jake Robins, Anthony Colangelo | Sciences | 261 | Simplecast | 63 |
| 95 |  | Audio Angling | Fishing Films & Facts | Science & Medicine | 217 | Unknown | 49 |
| 96 |  | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | Sciences | 48 | Buzzsprout | 58 |
| 97 |  | Cryptid Creatures | Brian Brock/Todd Stevens | Sciences | 303 | Spotify for Podcasters | 33 |
| 98 |  | The Genetics Podcast | Sano Genetics | Sciences | 256 | Spotify for Podcasters | 22 |
| 99 |  | Infectious Disease Puscast | Vincent Racaniello | Sciences | 114 | Libsyn | 52 |
| 100 |  | Paleo Nerds | paleonerds | Sciences | 101 | Podbean | 42 |