| 1 |  | Radiolab | WNYC Studios | Sciences | 671 | Simplecast | 63 |
| 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | Sciences | 728 | Libsyn | 43 |
| 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | Sciences | 493 | Buzzsprout | 42 |
| 4 |  | BirdNote Daily | BirdNote | Sciences | 1095 | Simplecast | 59 |
| 5 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | Sciences | 847 | Omny Studio | 48 |
| 6 |  | The Michael Shermer Show | Michael Shermer | Sciences | 642 | Libsyn | 58 |
| 7 |  | Outside/In | NHPR | Sciences | 409 | Megaphone | 48 |
| 8 |  | The Common Descent Podcast | Common Descent | Sciences | 384 | Podbean | 41 |
| 9 |  | The Field Guides | The Field Guides | Science & Medicine | 103 | Squarespace | 49 |
| 10 |  | In Defense of Plants Podcast | In Defense of Plants | Sciences | 599 | ART19 | 42 |
| 11 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | Sciences | 626 | Spreaker | 69 |
| 12 |  | UFO Chronicles Podcast | Nik Hunter | Sciences | 506 | Spreaker | 54 |
| 13 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | Sciences | 500 | Audioboom | 48 |
| 14 |  | Paranormal Portal | Paranormal Portal - Ufo's Paranormal Ghosts | Sciences | 491 | Spreaker | 69 |
| 15 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | Sciences | 500 | Audioboom | 53 |
| 16 |  | HOLOSKY PODCAST | Holosky Podcast | Sciences | 575 | RedCircle | 53 |
| 17 |  | Crime Pays But Botany Doesn't | Tony Santore | Sciences | 295 | Spreaker | 43 |
| 18 |  | The Science of Everything Podcast | James Fodor | Sciences | 172 | Podbean | 31 |
| 19 |  | BrainStuff | iHeartPodcasts | Sciences | 2001 | Omny Studio | 49 |
| 20 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | Sciences | 632 | Megaphone | 58 |
| 21 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | Sciences | 583 | ART19 | 62 |
| 22 |  | Ask a Spaceman! | Paul M. Sutter | Sciences | 286 | Libsyn | 48 |
| 23 |  | Alien Encounters | Science Channel | Sciences | 11 | Acast | 59 |
| 24 |  | The BUMP Podcast | Bo Kennedy | Sciences | 375 | Spotify for Podcasters | 42 |
| 25 |  | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | Sciences | 59 | Transistor | 58 |
| 26 |  | 6 Ranch Podcast | James Nash | Sciences | 333 | Buzzsprout | 52 |
| 27 |  | MonsterTalk | Blake Smith | Sciences | 512 | Spreaker | 69 |
| 28 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | Sciences | 1000 | Spreaker | 38 |
| 29 |  | Juan on Juan | Juan on Juan Media, LLC. | Sciences | 235 | Spreaker | 70 |
| 30 |  | Cráneo: Ciencia para niños curiosos | Cumbre Kids | Enfants & Parentalité | 186 | Buzzsprout | 48 |
| 31 |  | Wild Turkey Science | Dr. Marcus Lashley & Dr. Will Gulsby | Sciences | 206 | Libsyn | 78 |
| 32 |  | Origin Stories | The Leakey Foundation | Sciences | 93 | Libsyn | 68 |
| 33 |  | How Wild | NPR | Sciences | 16 | PRX | 63 |
| 34 |  | Grazing Grass Podcast | Rotational Grazing, Soil Health & Profitable Livestock Farming | Grazing Grass | Sciences | 225 | Transistor | 53 |
| 35 |  | Orbital Path | PRX | Sciences | 45 | PRX | 59 |
| 36 |  | Off-Nominal | Jake Robins, Anthony Colangelo | Sciences | 262 | Simplecast | 63 |
| 37 |  | Main Engine Cut Off | Anthony Colangelo | Sciences | 340 | Simplecast | 63 |
| 38 |  | Haunted America | Haunted America | Sciences | 101 | Spotify for Podcasters | 43 |
| 39 |  | Terrible Lizards | Iszi Lawrence and David Hone | Sciences | 139 | Libsyn | 78 |
| 40 |  | Eons: Surviving Deep Time | PBS | Sciences | 25 | PRX | 63 |
| 41 |  | Brain Inspired | Paul Middlebrooks | Sciences | 161 | Unknown | 64 |
| 42 |  | ExtinctZoo | ExtinctZoo | Sciences | 161 | Spotify for Podcasters | 28 |
| 43 |  | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | Sciences | 51 | Libsyn | 52 |
| 44 |  | What The Duck?! | ABC Australia | Sciences | 227 | ABC Australia | 38 |
| 45 |  | Manifold | Steve Hsu | Sciences | 171 | Transistor | 58 |
| 46 |  | Cryptid Creatures | Brian Brock/Todd Stevens | Sciences | 304 | Spotify for Podcasters | 33 |
| 47 |  | Robinson's Podcast | Robinson Erhardt | Sciences | 293 | Spotify for Podcasters | 52 |
| 48 |  | 原来是这样 Dscience | 原来是这样 Dscience | other | 642 | lizhi.fm | 32 |
| 49 |  | Weather Geeks | Weather Group Television | Sciences | 442 | ART19 | 68 |
| 50 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | Sciences | 639 | Omny Studio | 53 |
| 51 |  | Ask Us Anything by Popular Science | Popular Science | Sciences | 64 | Megaphone | 68 |
| 52 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | Sciences | 128 | Spotify for Podcasters | 32 |
| 54 |  | The Science Show | ABC Australia | Sciences | 250 | ABC Australia | 38 |
| 55 |  | Full Circle Equine Wellness | Allison Faber Marshall, DVM | Sciences | 10 | Buzzsprout | 38 |
| 56 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | Sciences | 620 | Spreaker | 43 |
| 57 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | Sciences | 595 | Libsyn | 48 |
| 58 |  | Inside NATURE on PBS | PBS Nature | Science & Medicine | 14 | Soundcloud | 49 |
| 59 |  | Sincerely Supernatural Podcast | With Seth and Hudson | Sciences | 24 | Spotify for Podcasters | 41 |
| 60 |  | Infectious Disease Puscast | Vincent Racaniello | Sciences | 115 | Libsyn | 52 |
| 61 |  | The Gestalt Gardener | MPB Think Radio | Sciences | 455 | Acast | 54 |
| 62 |  | Cannabis Cultivation and Science Podcast | Tad Hussey | Sciences | 167 | Simplecast | 47 |
| 63 |  | Strange Animals Podcast | Katherine Shaw | Sciences | 300 | Blubrry | 48 |
| 64 |  | Untold Radio Network | Untold Radio Network | Sciences | 1000 | Spreaker | 54 |
| 65 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | Sciences | 9 | WideOrbit | 58 |
| 66 |  | Shark Week: The Podcast | Discovery | Sciences | 70 | Acast | 73 |
| 67 |  | Ken Cook Is Having Another Episode | EWG | Sciences | 72 | Simplecast | 73 |
| 68 |  | In Research Of | William Blake Smith | Sciences | 121 | Libsyn | 68 |
| 69 |  | The Numberphile Podcast | Brady Haran | Science & Medicine | 63 | Libsyn | 48 |
| 70 |  | Patient Zero | NHPR | Sciences | 13 | Megaphone | 48 |
| 71 |  | Cryptid Campfire | Cryptid Campfire | Sciences | 232 | Libsyn | 43 |
| 72 |  | The Guide Post | American Saltwater Guides Association | Sciences | 228 | CoHost | 58 |
| 74 |  | Most Terrifying Places in America | Travel Channel | Sciences | 67 | Acast | 53 |
| 75 |  | Paleo Nerds | paleonerds | Sciences | 101 | Podbean | 42 |
| 76 |  | Night Science | Itai Yanai & Martin Lercher | Sciences | 89 | Buzzsprout | 58 |
| 77 |  | Green Frequency | Environmental Science & Earth Radio | Pine Forest Media | Environmental Science Podcasts | Sciences | 13 | Acast | 73 |
| 78 |  | Viced Rhino: The Podcast | Viced Rhino | Sciences | 427 | Spreaker | 48 |
| 79 |  | Yellowstone In Depth | unknown_author | Science & Medicine | 7 | Unknown | 33 |
| 80 |  | SilviCast | Wisconsin Forestry Center and Wisconsin Department of Natural Resources | Sciences | 70 | Buzzsprout | 73 |
| 81 |  | New Books in Environmental Studies | Marshall Poe | Sciences | 600 | Simplecast | 63 |
| 82 |  | Morel Dilemma | unknown_author | Science & Medicine | 17 | Podbean | 32 |
| 83 |  | The Native Plant Podcast | Native Plant Podcast | Sciences naturelles | 96 | Libsyn | 43 |
| 84 |  | The Immunology Podcast | The Immunology Podcast | Sciences | 176 | Blubrry | 48 |
| 85 |  | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | Sciences | 374 | Libsyn | 38 |
| 86 |  | The Humble Hoof | Alicia Harlov | Sciences | 164 | Captivate | 32 |
| 87 |  | Consciousness and the Brain | Bernard Baars, PhD | Nautilus Press Publishing Group | Sciences | 28 | Podbean | 72 |
| 88 |  | Natural Resources University | Collaboration of land-grant universities | Sciences | 620 | Libsyn | 72 |
| 89 |  | Palaeocast | Palaeocast | Sciences | 246 | Libsyn | 38 |
| 90 |  | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | Sciences | 18 | Blubrry | 53 |
| 91 |  | Brain Matters | Brain Matters Neuroscience | Sciences | 53 | Libsyn | 38 |
| 92 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | Science & Medicine | 100 | Blubrry Podcasting | 38 |
| 93 |  | What Is Life? | Carl Zimmer | Sciences | 8 | Libsyn | 43 |
| 94 |  | Mushroom Revival Podcast | Alex Dorr | Sciences | 227 | Buzzsprout | 42 |
| 95 |  | The Genetics Podcast | Sano Genetics | Sciences | 257 | Spotify for Podcasters | 22 |
| 96 |  | Açık Bilim Podcast | Podfresh: Tevfik Uyar - Açık Bilim | Sciences | 412 | Megaphone | 43 |
| 97 |  | Motivational Interviewing & Beyond | Joel Porter & Steve Rollnick | Sciences | 33 | Buzzsprout | 52 |
| 98 |  | Flooba | Sounds for ADHD + ASD to Support Focus Regulation + Sleep | Sciences | 107 | Buzzsprout | 73 |
| 99 |  | Laura Erickson's For the Birds | Laura Erickson | Science & Medicine | 250 | Unknown | 43 |
| 100 |  | NOVA Now | GBH | Sciences | 22 | PRX | 94 |