| 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 | 845 | Omny Studio | 48 |
| 5 |  | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | Sciences | 58 | Transistor | 58 |
| 6 |  | Science unscripted | DW | Sciences | 100 | Unknown | 43 |
| 7 |  | The Common Descent Podcast | Common Descent | Sciences | 384 | Podbean | 41 |
| 8 |  | Outside/In | NHPR | Sciences | 408 | Megaphone | 48 |
| 9 |  | The Science of Everything Podcast | James Fodor | Sciences | 172 | Podbean | 31 |
| 10 |  | BrainStuff | iHeartPodcasts | Sciences | 2001 | Omny Studio | 49 |
| 11 |  | The Michael Shermer Show | Michael Shermer | Sciences | 641 | Libsyn | 58 |
| 12 |  | In Defense of Plants Podcast | In Defense of Plants | Sciences | 598 | ART19 | 42 |
| 13 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | Sciences | 625 | Spreaker | 69 |
| 14 |  | 6 Ranch Podcast | James Nash | Sciences | 333 | Buzzsprout | 52 |
| 15 |  | What The Duck?! | ABC Australia | Sciences | 226 | ABC Australia | 38 |
| 16 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | Sciences | 500 | Audioboom | 48 |
| 17 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | Sciences | 630 | Megaphone | 58 |
| 18 |  | Origin Stories | The Leakey Foundation | Sciences | 93 | Libsyn | 68 |
| 19 |  | BirdNote Daily | BirdNote | Sciences | 1095 | Simplecast | 69 |
| 20 |  | Nature Track | ABC | Sciences | 22 | ABC Australia | 62 |
| 21 |  | Ask a Spaceman! | Paul M. Sutter | Sciences | 285 | Libsyn | 48 |
| 22 |  | Terrible Lizards | Iszi Lawrence and David Hone | Sciences | 138 | Libsyn | 78 |
| 23 |  | The Seán Chorus | HeadStuff Podcasts | Sciences | 4 | Megaphone | 63 |
| 24 |  | Robinson's Podcast | Robinson Erhardt | Sciences | 292 | Spotify for Podcasters | 52 |
| 25 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | Sciences | 619 | Spreaker | 43 |
| 26 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | Sciences | 582 | ART19 | 62 |
| 28 |  | Huge If True Podcast | cleoabram931 | Sciences | 58 | Podbean | 42 |
| 29 |  | The Science Show | ABC Australia | Sciences | 250 | ABC Australia | 38 |
| 30 |  | UFO Chronicles Podcast | Nik Hunter | Sciences | 505 | Spreaker | 54 |
| 31 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | Sciences | 127 | Spotify for Podcasters | 32 |
| 32 |  | 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 |
| 33 |  | Dinosaur Stories | Dinosaur Podcast | Sciences | 32 | Spotify for Podcasters | 58 |
| 34 |  | The Numberphile Podcast | Brady Haran | Science & Medicine | 63 | Libsyn | 48 |
| 35 |  | Weather Geeks | Weather Group Television | Sciences | 441 | ART19 | 68 |
| 36 |  | Main Engine Cut Off | Anthony Colangelo | Sciences | 340 | Simplecast | 63 |
| 37 |  | ExtinctZoo | ExtinctZoo | Sciences | 160 | Spotify for Podcasters | 28 |
| 38 |  | Good Fire Podcast | Indigenous Leadership Initiative | Sciences | 33 | Squarespace | 52 |
| 39 |  | Most Terrifying Places in America | Travel Channel | Sciences | 67 | Acast | 53 |
| 40 |  | 佐々木亮の宇宙ばなし | 佐々木亮 | Sciences | 2000 | Spotify for Podcasters | 53 |
| 41 |  | Eons: Surviving Deep Time | PBS | Sciences | 25 | PRX | 63 |
| 42 |  | Patient Zero | NHPR | Sciences | 13 | Megaphone | 48 |
| 43 |  | HOLOSKY PODCAST | Holosky Podcast | Sciences | 573 | RedCircle | 53 |
| 44 |  | Rehactiv'Equine - La science au service de vos chevaux | Rehactiv'Equine | Sciences | 15 | podCloud | 73 |
| 45 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | Sciences | 9 | WideOrbit | 58 |
| 46 |  | MonsterTalk | Blake Smith | Sciences | 511 | Spreaker | 69 |
| 47 |  | Brain Inspired | Paul Middlebrooks | Sciences | 160 | Unknown | 64 |
| 48 |  | Cheap Astronomy Podcasts | Steve Nerlich | Science & Medicine | 424 | Unknown | 38 |
| 49 |  | The Stem Cell Podcast | The Stem Cell Podcast | Sciences | 361 | Blubrry | 38 |
| 50 |  | The Genetics Podcast | Sano Genetics | Sciences | 256 | Spotify for Podcasters | 22 |
| 51 |  | Aperture: The Universe and Human Condition | Aperture: The Universe and Human Condition | Sciences | 232 | Megaphone | 32 |
| 52 |  | Буде тобі наука | Kunsht/Куншт | Sciences | 359 | Simplecast | 63 |
| 53 |  | 原来是这样 Dscience | 原来是这样 Dscience | other | 640 | lizhi.fm | 32 |
| 54 |  | Crime Pays But Botany Doesn't | Tony Santore | Sciences | 294 | Spreaker | 43 |
| 55 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | Sciences | 500 | Audioboom | 53 |
| 56 |  | CREEK DEVIL | william jevning | Sciences | 100 | Podbean | 58 |
| 57 |  | Connected | Parks Canada | Sciences | 6 | Megaphone | 69 |
| 58 |  | Juan on Juan | Juan on Juan Media, LLC. | Sciences | 234 | Spreaker | 70 |
| 59 |  | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | Sciences | 51 | Libsyn | 52 |
| 60 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | Sciences | 639 | Omny Studio | 53 |
| 61 |  | Brain Matters | Brain Matters Neuroscience | Sciences | 53 | Libsyn | 38 |
| 62 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | Sciences | 592 | Libsyn | 48 |
| 63 |  | Paranormal Portal | Paranormal Portal - Ufo's Paranormal Ghosts | Sciences | 491 | Spreaker | 69 |
| 64 |  | terrestrial | KUOW News and Information | Sciences | 17 | Unknown | 43 |
| 65 |  | History of the Earth | Richard I. Gibson | Science & Medicine | 14 | Feedburner | 59 |
| 66 |  | Allan I Carswell Observatory Presents: York Universe | Dr. Elaina Hyde | Sciences | 79 | Libsyn | 42 |
| 67 |  | Waders: Prairie Water Stories | Dominique Ferraton | Sciences | 3 | RedCircle | 48 |
| 68 |  | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | Sciences | 374 | Libsyn | 38 |
| 69 |  | C'est quoi le raptor? | Laurent Boutin & Julien Paré-Sorel | Sciences | 21 | Unknown | 43 |
| 70 |  | K9 Conservationists | Kayla Fratt | Sciences | 254 | Spotify for Podcasters | 28 |
| 71 |  | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | Sciences | 2448 | Libsyn | 42 |
| 72 |  | Palaeo After Dark | James Lamsdell, Amanda Falk, and Curtis Congreve | Sciences | 359 | Libsyn | 48 |
| 73 |  | Tom Nelson | Thomas Nelson | Sciences | 430 | Spotify for Podcasters | 38 |
| 74 |  | Cryptid Creatures | Brian Brock/Todd Stevens | Sciences | 303 | Spotify for Podcasters | 33 |
| 75 |  | 科学星球 | BOX孙彬 | Sciences | 96 | Ximalaya | 43 |
| 76 |  | Café Nemo | Maé Dany-Fort et Lisa Brenot | Sciences | 19 | Ausha | 83 |
| 77 |  | Infectious Disease Puscast | Vincent Racaniello | Sciences | 114 | Libsyn | 52 |
| 78 |  | Cannabis Cultivation and Science Podcast | Tad Hussey | Sciences | 167 | Simplecast | 47 |
| 79 |  | Paleo Nerds | paleonerds | Sciences | 101 | Podbean | 42 |
| 80 |  | Green Frequency | Environmental Science & Earth Radio | Pine Forest Media | Environmental Science Podcasts | Sciences | 13 | Acast | 73 |
| 81 |  | Off-Nominal | Jake Robins, Anthony Colangelo | Sciences | 261 | Simplecast | 63 |
| 82 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | Sciences | 1000 | Spreaker | 38 |
| 83 |  | Organic Chemistry Help Podcast by AceOrganicChem.com | Michael Pa | Sciences | 15 | Libsyn | 22 |
| 84 |  | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | Sciences | 169 | Libsyn | 27 |
| 85 |  | Wissenschaft | Holger Klein, Florian Freistetter | Sciences | 218 | Podigee | 49 |
| 86 |  | AnthroBiology Podcast | Gaby Lapera | Sciences | 75 | Libsyn | 42 |
| 87 |  | New Books in Environmental Studies | Marshall Poe | Sciences | 1290 | Megaphone | 53 |
| 88 |  | Research Perch | Massage Therapy Foundation | Sciences | 87 | Libsyn | 38 |
| 89 |  | SunCast | Nico Johnson | Sciences | 976 | Captivate | 89 |
| 90 |  | Une Science Hors Labo | Marie Zoé Lapierre | Sciences | 18 | RSS.com | 58 |
| 91 |  | Mushroom Revival Podcast | Alex Dorr | Sciences | 227 | Buzzsprout | 42 |
| 92 |  | Secrets of Earth: An Audio Nature Documentary | The Apex Sciences Network | Sciences | 30 | Buzzsprout | 42 |
| 93 |  | Alien Encounters | Science Channel | Sciences | 11 | Acast | 59 |
| 94 |  | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | Sciences | 504 | Ausha | 68 |
| 95 |  | Learn Traditional Chinese Medicine, Functional Medicine and any kinds of Alternative Medicine | Shiho Cierra Fujimaru | Sciences | 419 | Spotify for Podcasters | 38 |
| 96 |  | Palaeocast | Palaeocast | Sciences | 246 | Libsyn | 38 |
| 97 |  | Saving Salmon | Atlantic Salmon Federation | Sciences | 8 | Spreaker | 64 |
| 98 |  | Ken Cook Is Having Another Episode | EWG | Sciences | 71 | Simplecast | 73 |
| 99 |  | 科学史评话最新专辑 | 科学史评话 | Science & Medicine | 625 | Ximalaya | 49 |
| 100 |  | Manifold | Steve Hsu | Sciences | 171 | Transistor | 58 |