| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 3 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 4 | 1 |  | Science unscripted | DW | |
| 5 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 6 | 8 |  | Origin Stories | The Leakey Foundation | |
| 7 | — | M | Making Science with Tom Whipple | The Times | |
| 8 | 4 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 9 | 2 |  | The Common Descent Podcast | Common Descent | |
| 10 | 2 |  | Paranormal Portal | Brent Thomas | |
| 11 | 5 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 12 | 1 |  | Manifold | Steve Hsu | |
| 13 | 2 |  | The Numberphile Podcast | Brady Haran | |
| 14 | 2 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 15 | 11 |  | The Michael Shermer Show | Michael Shermer | |
| 16 | 7 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 17 | 2 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 18 | 12 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 19 | 9 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 20 | 68 | C | Cryptid Campfire | Cryptid Campfire | |
| 21 | 4 | M | Met Office - Podcasts | Met Office | |
| 22 | 15 |  | Robinson's Podcast | Robinson Erhardt | |
| 23 | 3 |  | UFO Chronicles Podcast | Nik Hunter | |
| 24 | 3 |  | Ask a Spaceman! | Paul M. Sutter | |
| 25 | 39 |  | BrainStuff | iHeartPodcasts | |
| 26 | 67 | M | Mushroom Revival Podcast | Alex Dorr | |
| 27 | — | M | Mendelspod Podcast | Theral Timpson | |
| 28 | — | H | HSS Presents | Hospital for Special Surgery | |
| 29 | 1 |  | Strange Encounters with Rick Burgess | Blaze Podcast Network | |
| 30 | 11 | T | The Pasture Pod | Michael Blanche | |
| 31 | 8 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 32 | 8 |  | Night Science | Itai Yanai & Martin Lercher | |
| 33 | 9 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 34 | 15 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 35 | 17 | W | What The Duck?! | ABC | |
| 36 | 16 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 37 | 31 | E | Eureka! | Stak | |
| 38 | 17 | N | New Books in Environmental Studies | Marshall Poe | |
| 39 | 20 |  | BirdNote Daily | BirdNote | |
| 40 | 31 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 41 | 18 | T | Tom Nelson | Thomas Nelson | |
| 42 | 38 | L | La Ciencia Pop | Gabriel León | |
| 43 | 57 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 44 | 104 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 45 | — | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 46 | 24 |  | Weather Geeks | Weather Group Television | |
| 47 | 138 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 48 | 70 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 49 | 79 | S | Superduperstitious | Wyatt Shell and Jake Withee | |
| 50 | 65 |  | Strange Animals Podcast | Katherine Shaw | |
| 51 | — | S | Space Café Radio | SpaceWatch.Global GmbH | |
| 52 | 26 |  | Eons: Surviving Deep Time | PBS | |
| 53 | 24 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 54 | 8 |  | The Science Show | ABC | |
| 55 | 23 |  | Outside/In | NHPR | |
| 56 | 29 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 57 | 8 | P | Palaeocast | Palaeocast | |
| 58 | 30 | Z | ZSL Wild Science Podcast | Zoological Society of London | |
| 59 | 30 | U | Understanding Pliosaurs with Dr Judyth Sassoon | The Etches Collection | |
| 60 | 29 |  | Patient Zero | NHPR | |
| 61 | 29 | F | First Rounders | Nature Biotechnology | |
| 62 | 29 | F | FOCUS on Agriculture | Preston & Jason | |
| 63 | 29 | T | The Helix Center | The Helix Center | |
| 64 | 29 | O | Orbital Path | PRX | |
| 65 | 29 | C | Clever Trees | Richard Uridge | |
| 66 | 28 | M | Microbe Talk | Microbiology Society | |
| 67 | 24 |  | Brain Inspired | Paul Middlebrooks | |
| 68 | 6 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 69 | 27 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 70 | 22 | J | Journey into Permaculture | Vinson Corbo | |
| 71 | 26 | T | That Bigfoot Podcast | Paranormal World Productions Studio | |
| 72 | 25 | W | Wild For Wildflowers | Kelsey Brickell, Tenea Brickell | |
| 73 | 17 |  | From The Shadows | Shane Grove | |
| 74 | 17 |  | Untold Radio Network | Untold Radio Network | |
| 75 | 22 |  | The Science of Everything Podcast | James Fodor | |
| 76 | 15 |  | ExtinctZoo | ExtinctZoo | |
| 77 | 27 | A | AnthroBiology Podcast | Gaby Lapera | |
| 78 | 27 | A | Around the World in 80 Trees | Jonathan Drori, Mike Greenwood | |
| 79 | 27 | W | What Is Life? | Carl Zimmer | |
| 80 | 20 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 81 | 4 |  | MonsterTalk | Blake Smith | |
| 82 | — | S | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | |
| 83 | 69 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 84 | 29 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 85 | 27 |  | 6 Ranch Podcast | James Nash | |
| 86 | 30 | Q | Quantum Field Theory with Dr. Rodeny A. Brooks | Dr. Rodney A. Brooks | |
| 87 | 9 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 88 | 11 | K | Kozmofizika | Dávid Gyula | |
| 89 | 19 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 90 | 10 | O | Off Track | ABC | |
| 91 | 79 | T | Tinfoil Tales | Brandon Wright | |
| 92 | 14 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 93 | 30 |  | Most Terrifying Places in America | Travel Channel | |
| 94 | 32 | I | Intertek's Assurance in Action Podcast Network | Intertek | |
| 95 | 22 |  | Paleo Nerds | paleonerds | |
| 96 | 7 |  | Main Engine Cut Off | Anthony Colangelo | |
| 97 | 28 | T | The Field Guides | The Field Guides | |
| 98 | 29 | F | F.A.Z. Wissen | Frankfurter Allgemeine Zeitung | |
| 99 | 15 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 100 | 29 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
