| 1 |  | Radiolab | WNYC Studios | Sciences | 677 | Simplecast | 63 |
| 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | Sciences | 503 | Buzzsprout | 42 |
| 3 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | Sciences | 733 | Libsyn | 43 |
| 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | Sciences | 858 | Omny Studio | 48 |
| 5 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | Sciences | 634 | Spreaker | 69 |
| 6 |  | The Michael Shermer Show | Michael Shermer | Sciences | 646 | Libsyn | 58 |
| 7 |  | Ask a Spaceman! | Paul M. Sutter | Sciences | 288 | Libsyn | 48 |
| 8 |  | Outside/In | NHPR | Sciences | 417 | Megaphone | 48 |
| 9 |  | In Defense of Plants Podcast | In Defense of Plants | Sciences | 605 | ART19 | 42 |
| 10 |  | The Common Descent Podcast | Common Descent | Sciences | 392 | Podbean | 41 |
| 11 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | Sciences | 500 | Audioboom | 48 |
| 12 |  | BirdNote Daily | BirdNote | Sciences | 1095 | Simplecast | 59 |
| 13 |  | Science unscripted | DW | Sciences | 100 | Unknown | 43 |
| 14 |  | What The Duck?! | ABC Australia | Sciences | 233 | ABC Australia | 38 |
| 15 |  | The Science Show | ABC Australia | Sciences | 250 | ABC Australia | 38 |
| 16 |  | BrainStuff | iHeartPodcasts | Sciences | 2001 | Omny Studio | 49 |
| 17 |  | Crime Pays But Botany Doesn't | Tony Santore | Sciences | 297 | Spreaker | 43 |
| 18 |  | Grazing Grass Podcast | Rotational Grazing, Soil Health & Profitable Livestock Farming | Grazing Grass | Sciences | 225 | Transistor | 53 |
| 19 |  | The Numberphile Podcast | Brady Haran | Science & Medicine | 66 | Squarespace | 48 |
| 20 |  | Eons: Surviving Deep Time | PBS | Sciences | 25 | PRX | 63 |
| 21 |  | Origin Stories | The Leakey Foundation | Sciences | 95 | Libsyn | 68 |
| 22 |  | The Science of Everything Podcast | James Fodor | Sciences | 173 | Podbean | 31 |
| 23 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | Sciences | 586 | ART19 | 62 |
| 24 |  | UFO Chronicles Podcast | Nik Hunter | Sciences | 452 | Spreaker | 54 |
| 25 |  | Robinson's Podcast | Robinson Erhardt | Sciences | 305 | Spotify for Podcasters | 52 |
| 26 |  | Terrible Lizards | Iszi Lawrence and David Hone | Sciences | 144 | Libsyn | 78 |
| 27 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | Sciences | 639 | Omny Studio | 53 |
| 28 |  | Paranormal Portal | Paranormal Portal - Ufo's Paranormal Ghosts | Sciences | 491 | Spreaker | 69 |
| 29 |  | Bold Minds: Future Leaders in Canadian Brain Research | Brain Canada Foundation | Sciences | 11 | Simplecast | 58 |
| 30 |  | Alien Encounters | Science Channel | Sciences | 11 | Acast | 59 |
| 31 |  | Strange Animals Podcast | Katherine Shaw | Sciences | 300 | Blubrry | 48 |
| 32 |  | MonsterTalk | Blake Smith | Sciences | 517 | Spreaker | 69 |
| 33 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | Sciences | 625 | Spreaker | 43 |
| 34 |  | Juan on Juan | Juan on Juan Media, LLC. | Sciences | 238 | Spreaker | 70 |
| 35 |  | NOVA Now | GBH | Sciences | 22 | PRX | 94 |
| 36 |  | Plastic Plesiosaur Podcast | Miles Greb | Sciences | 58 | Buzzsprout | 47 |
| 37 |  | ZSL's Wildest Moments | ZSL | Sciences | 11 | Libsyn | 83 |
| 38 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | Sciences | 644 | Megaphone | 58 |
| 39 |  | GermiNation | Cindy Hicks/ISU Seed Science Center | Sciences | 4 | Podbean | 53 |
| 40 |  | Spooky Science Sisters | Meagan Ankney | Paige Miller | Sciences | 114 | Buzzsprout | 69 |
| 41 |  | The SAGES Climate Science Podcast | SAGES | Sciences | 12 | Podbean | 52 |
| 42 |  | Main Engine Cut Off | Anthony Colangelo | Sciences | 343 | Simplecast | 63 |
| 43 |  | Connected | Parks Canada | Sciences | 6 | Megaphone | 69 |
| 44 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | Sciences | 500 | Audioboom | 53 |
| 45 |  | HOLOSKY PODCAST | Holosky Podcast | Sciences | 583 | RedCircle | 53 |
| 46 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | Sciences | 605 | Libsyn | 48 |
| 47 |  | Most Terrifying Places in America | Travel Channel | Sciences | 67 | Acast | 53 |
| 48 |  | Brain Matters | Brain Matters Neuroscience | Sciences | 53 | Libsyn | 38 |
| 49 |  | Shark Week: The Podcast | Discovery | Sciences | 70 | Acast | 73 |
| 50 |  | The Humble Hoof | Alicia Harlov | Sciences | 167 | Captivate | 32 |
| 51 |  | SunCast | Nico Johnson | Sciences | 989 | Captivate | 89 |
| 52 |  | Mushroom Revival Podcast | Alex Dorr | Sciences | 227 | Buzzsprout | 42 |
| 53 |  | Undercurrents – The Hidden Knowledge of Groundwater | University of Wisconsin Sea Grant Institute | Sciences | 5 | Captivate | 38 |
| 54 |  | The Fibre Frontier | Dr Mark Ferguson | Sciences | 20 | Hello Audio | 59 |
| 55 |  | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | Sciences | 51 | Libsyn | 52 |
| 56 |  | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | Sciences | 377 | Libsyn | 38 |
| 57 |  | Manifold | Steve Hsu | Sciences | 174 | Transistor | 58 |
| 58 |  | Tinfoil Tales | Brandon Wright | Sciences | 309 | Simplecast | 84 |
| 59 |  | Cannabis Cultivation and Science Podcast | Tad Hussey | Sciences | 169 | Simplecast | 47 |
| 60 |  | ژرفا - Zharfa | Alireza Payandeh | Sciences | 35 | Acast | 78 |
| 61 |  | ExtinctZoo | ExtinctZoo | Sciences | 169 | Spotify for Podcasters | 28 |
| 62 |  | The Stem Cell Podcast | The Stem Cell Podcast | Sciences | 364 | Blubrry | 38 |
| 63 |  | Infectious Disease Puscast | Vincent Racaniello | Sciences | 118 | Libsyn | 52 |
| 64 |  | Palaeocast | Palaeocast | Sciences | 246 | Libsyn | 38 |
| 65 |  | In Research Of | William Blake Smith | Sciences | 122 | Libsyn | 68 |
| 66 |  | Interactions | Parcs Canada | Sciences | 6 | Megaphone | 74 |
| 67 |  | The Extensionists | Burr Forest Group | Sciences | 44 | Captivate | 83 |
| 68 |  | Bred to Perfection | Kenny Troiano | Sciences | 326 | Libsyn | 38 |
| 69 |  | Blooms and Beyond | Ping Yu | Sciences | 26 | Unknown | 73 |
| 70 |  | Learn Traditional Chinese Medicine, Functional Medicine and any kinds of Alternative Medicine | Shiho Cierra Fujimaru | Sciences | 419 | Spotify for Podcasters | 38 |
| 71 |  | MiSC Society Podcast | U of M Microbiology Students' Club (MiSC) | Science & Medicine | 8 | Unknown | 43 |
| 72 |  | Буде тобі наука | Kunsht/Куншт | Sciences | 366 | Simplecast | 63 |
| 73 |  | The PrimateCast | Andrew MacIntosh | Sciences | 95 | Buzzsprout | 63 |
| 74 |  | Paleo Nerds | paleonerds | Sciences | 103 | Podbean | 42 |
| 75 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | Sciences | 133 | Spotify for Podcasters | 32 |
| 76 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | Sciences | 9 | WideOrbit | 58 |
| 78 |  | Untold Radio Network | Untold Radio Network | Sciences | 1000 | Spreaker | 54 |
| 79 |  | The Bigfoot Report | Paranormal World Productions | Sciences | 377 | Spreaker | 64 |
| 80 |  | Tom Nelson | Thomas Nelson | Sciences | 443 | Spotify for Podcasters | 38 |
| 81 |  | Brain Inspired | Paul Middlebrooks | Sciences | 163 | Unknown | 64 |
| 82 |  | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | Sciences | 507 | Ausha | 68 |
| 83 |  | Good Fire Podcast | Indigenous Leadership Initiative | Sciences | 34 | Squarespace | 52 |
| 84 |  | Cienciaes.com | cienciaes.com | Science & Medicine | 27 | Libsyn | 59 |
| 85 |  | Flooba | Sounds for ADHD + ASD to Support Focus Regulation + Sleep | Sciences | 111 | Buzzsprout | 73 |
| 86 |  | The BUMP Podcast | Bo Kennedy | Sciences | 376 | Spotify for Podcasters | 42 |
| 87 |  | Zoo Logic | Dr. Grey Stafford | Sciences | 413 | Libsyn | 73 |
| 88 |  | The Science Revolution with Thom Hartmann | Thom Hartmann | Sciences | 71 | ART19 | 68 |
| 89 |  | The Effective Statistician - in association with PSI | Alexander Schacht and Benjamin Piske, biometricians, statisticians and leaders in the pharma industry | Sciences | 485 | Podigee | 48 |
| 90 |  | Balad‘eau du GRIL | GRIL | Sciences | 20 | Podbean | 58 |
| 91 |  | New Books in Environmental Studies | Marshall Poe | Sciences | 600 | Simplecast | 63 |
| 92 |  | Ask Us Anything by Popular Science | Popular Science | Sciences | 67 | Megaphone | 68 |
| 93 |  | правило 34 | Николай | Sciences | 96 | Podster.fm | 53 |
| 94 |  | 6 Ranch Podcast | James Nash | Sciences | 339 | Buzzsprout | 52 |
| 95 |  | Viced Rhino: The Podcast | Viced Rhino | Sciences | 433 | Spreaker | 48 |
| 96 |  | Brainforest Café | SpectreVision Radio | Sciences | 72 | Megaphone | 69 |
| 97 |  | 科学星球 | BOX孙彬 | Sciences | 97 | Ximalaya | 43 |
| 98 |  | Welt der Physik | Podcast | Welt der Physik | Science & Medicine | 385 | Unknown | 32 |
| 99 |  | Saving Salmon | Atlantic Salmon Federation | Sciences | 11 | Spreaker | 74 |
| 100 |  | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | Sciences | 2494 | Libsyn | 42 |