| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 2 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 4 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 4 | — |  | Origin Stories | The Leakey Foundation | |
| 5 | 4 |  | The Michael Shermer Show | Michael Shermer | |
| 5 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 5 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 7 | 4 | M | Making Science with Tom Whipple | The Times | |
| 9 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 10 | 1 |  | Paranormal Portal | Brent Thomas | |
| 11 | 4 |  | BirdNote Daily | BirdNote | |
| 11 | 3 |  | The Numberphile Podcast | Brady Haran | |
| 11 | — |  | The Common Descent Podcast | Common Descent | |
| 12 | 5 |  | Most Terrifying Places in America | Travel Channel | |
| 12 | 25 |  | Robinson's Podcast | Robinson Erhardt | |
| 12 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 12 | 7 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 14 | 6 |  | Science unscripted | DW | |
| 15 | — |  | The Science of Everything Podcast | James Fodor | |
| 16 | 1 |  | Manifold | Steve Hsu | |
| 17 | — | S | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | |
| 18 | 2 |  | Ask a Spaceman! | Paul M. Sutter | |
| 20 | 19 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 21 | 12 |  | The Science Show | ABC | |
| 23 | 3 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 24 | 10 |  | Main Engine Cut Off | Anthony Colangelo | |
| 24 | 5 |  | UFO Chronicles Podcast | Nik Hunter | |
| 25 | 4 | C | CountryWide | RTÉ Radio 1 | |
| 25 | 6 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 26 | 30 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 26 | 1 | A | Around the World in 80 Trees | Jonathan Drori, Mike Greenwood | |
| 27 | 7 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 27 | — |  | Ask MIT Climate | MIT Climate Project | |
| 28 | — | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 29 | — | P | Project Botany | David Brooksby | |
| 29 | 8 | Б | Буде тобі наука | Kunsht/Куншт | |
| 30 | 59 |  | From The Shadows | Shane Grove | |
| 30 | 5 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 30 | 141 | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 31 | 97 |  | Apes Among Us | NAWAC | |
| 31 | 9 | Z | ZSL Wild Science Podcast | Zoological Society of London | |
| 32 | 5 |  | ExtinctZoo | ExtinctZoo | |
| 33 | 3 | W | Whale Tales Podcast | Whale Tales | |
| 34 | 7 | W | What The Duck?! | ABC | |
| 35 | 57 |  | Brain Inspired | Paul Middlebrooks | |
| 35 | 5 | T | The Tree Thinking Podcast | Andrew, Jamie, Cory and Becca | |
| 36 | 2 | S | Sonar | Nicolò Porcelluzzi - Il Post | |
| 37 | 1 | 科 | 科学星球 | BOX孙彬 | |
| 39 | 2 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 40 | 2 | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 42 | 2 | T | The Overshoot Conference Podcast | Kurzschlussredaktion OG and International Institute for Applied Systems Analysis (IIASA) | |
| 43 | 19 | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 44 | 18 | C | Cryptid Campfire | Cryptid Campfire | |
| 45 | 17 | T | The Helix Center | The Helix Center | |
| 47 | 16 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 47 | 3 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 49 | 7 |  | Strange Animals Podcast | Katherine Shaw | |
| 50 | 18 | M | Met Office - Podcasts | Met Office | |
| 51 | 18 |  | Paleo Nerds | paleonerds | |
| 53 | 10 | T | The Beljanski Cancer Talk Show | The Beljanski Foundation | |
| 54 | 17 | E | Evolution Talk | Rick Coste | |
| 55 | 19 | O | On the horizon with Glenn and Henry | Glenn Kirby | |
| 56 | 18 | T | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | |
| 57 | 18 | S | Squatch-D TV | Steve Kulls | |
| 58 | 18 | D | Diamond Lightsource Podcast | Meera Senthilingam, The Naked Scientists | |
| 59 | 18 | 星 | 星際星球頻道 - 占星女王頻道 | 占星女王 | |
| 61 | 14 |  | BrainStuff | iHeartPodcasts | |
| 62 | 14 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 63 | 13 | W | What Is Life? | Carl Zimmer | |
| 64 | 11 | T | Tom Nelson | Thomas Nelson | |
| 64 | 1 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 66 | 14 | T | The Immunology Podcast | The Immunology Podcast | |
| 66 | 28 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 67 | 6 | T | The Pasture Pod | Michael Blanche | |
| 67 | 16 | M | Mushroom Revival Podcast | Alex Dorr | |
| 69 | 14 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 69 | 16 | T | The Bigfoot Report | Paranormal World Productions | |
| 70 | 16 |  | TILclimate | MIT Environmental Solutions Initiative | |
| 71 | 16 | M | Mendelspod Podcast | Theral Timpson | |
| 72 | 15 | T | The Nature of Things | RTÉjr | |
| 73 | 15 | E | Ecology Everywhere | Ecology Everywhere | |
| 74 | 15 | C | CARTA - Anthropogeny (Audio) | UCTV | |
| 75 | 15 | H | HSS Presents | Hospital for Special Surgery | |
| 78 | 16 |  | Strange Encounters with Rick Burgess | Blaze Podcast Network | |
| 79 | 15 |  | Night Science | Itai Yanai & Martin Lercher | |
| 80 | 12 | N | New Books in Environmental Studies | Marshall Poe | |
| 80 | 15 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 81 | 18 | E | Eureka! | Stak | |
| 83 | 12 |  | Outside/In | NHPR | |
| 84 | 12 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 85 | 16 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 86 | 12 | L | La Ciencia Pop | Gabriel León | |
| 87 | 14 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 88 | 12 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 88 | 6 | P | Palaeocast | Palaeocast | |
| 89 | 12 | S | Superduperstitious | Wyatt Shell and Jake Withee | |
| 90 | 11 | S | Space Café Radio | SpaceWatch.Global GmbH | |
| 91 | 16 |  | Weather Geeks | Weather Group Television | |
| 93 | 13 |  | Eons: Surviving Deep Time | PBS | |
