| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | The Swiss Connection | SWI swissinfo.ch | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | 2 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 6 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 7 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 7 | — |  | The Common Descent Podcast | Common Descent | |
| 9 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 9 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 11 | 1 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 11 | 2 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 11 | 2 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 12 | — |  | The Michael Shermer Show | Michael Shermer | |
| 13 | 1 |  | Paranormal Portal | Brent Thomas | |
| 13 | 3 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 15 | 5 |  | The Science Show | ABC | |
| 15 | 5 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 16 | 5 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 18 | 2 |  | Strange Animals Podcast | Katherine Shaw | |
| 18 | 12 |  | The Science of Everything Podcast | James Fodor | |
| 19 | 5 |  | Main Engine Cut Off | Anthony Colangelo | |
| 21 | 14 | W | What The Duck?! | ABC | |
| 21 | 5 | M | Making Science with Tom Whipple | The Times | |
| 22 | 5 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 23 | 2 |  | BrainStuff | iHeartPodcasts | |
| 23 | 6 |  | From The Shadows | Shane Grove | |
| 24 | 7 |  | Origin Stories | The Leakey Foundation | |
| 25 | 5 | T | Tom Nelson | Thomas Nelson | |
| 26 | — | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 27 | — |  | Apes Among Us | NAWAC | |
| 27 | 19 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 28 | 4 |  | Manifold | Steve Hsu | |
| 28 | 4 | O | Oxford Sparks Big Questions | Oxford Sparks | |
| 28 | 3 |  | BirdNote Daily | BirdNote | |
| 29 | — |  | MonsterTalk | Blake Smith | |
| 30 | 30 | E | Eureka! | Stak | |
| 30 | 6 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 30 | 8 |  | The Numberphile Podcast | Brady Haran | |
| 31 | 7 |  | Outside/In | NHPR | |
| 32 | 11 | T | The Genetics Podcast | Sano Genetics | |
| 33 | 1 |  | ExtinctZoo | ExtinctZoo | |
| 34 | 17 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 37 | 11 |  | Eons: Surviving Deep Time | PBS | |
| 38 | — | I | It All Starts Here | UCL Podcasts | |
| 38 | 7 | M | Mushroom Revival Podcast | Alex Dorr | |
| 39 | 8 |  | Robinson's Podcast | Robinson Erhardt | |
| 39 | 7 |  | Alien Encounters | Science Channel | |
| 41 | 1 | B | BASIS Agronomy Matters | BASIS Registration | |
| 42 | 27 |  | Untold Radio Network | Untold Radio Network | |
| 44 | 3 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 47 | 3 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 48 | 15 | T | The Naked Mole Rat | libo/libo | |
| 48 | 45 | D | Die großen Fragen der Wissenschaft | detektor.fm – Das Podcast-Radio | |
| 49 | 4 | A | Air Quality Matters | Simon Jones | |
| 49 | 7 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 50 | 19 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 50 | 8 | T | The Pasture Pod | Michael Blanche | |
| 50 | 6 |  | Paleo Nerds | paleonerds | |
| 51 | 139 | B | Brain Matters | Brain Matters Neuroscience | |
| 52 | 12 | U | Upper Onny Farmers Podcast | Matt Sankey | |
| 53 | 9 |  | Brain Inspired | Paul Middlebrooks | |
| 53 | 4 |  | How Wild | NPR | |
| 54 | 9 | K | Kozmofizika | Dávid Gyula | |
| 55 | 39 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 56 | — | P | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 56 | 20 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 57 | 16 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 57 | 51 | L | Les grandes étapes de la vie | France Inter | |
| 58 | 112 | S | SETI Live | SETI Institute | |
| 59 | 1 | T | The Immunology Podcast | The Immunology Podcast | |
| 60 | 1 |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 60 | 7 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 61 | 6 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 61 | 82 | T | Totally Cooked: The Climate & Weather Podcast | ARC Centre of Excellence for 21st Century Weather | |
| 62 | 7 | S | Science(ish) | Auddy | |
| 63 | 5 | F | Fossils and Fiction | Travis Holland and Alyssa Fjeld. | |
| 63 | 13 |  | Lételem - A WWF Magyarország zöld podcastja | WWF Magyarország | |
| 64 | 15 | C | CARTA - Anthropogeny (Audio) | UCTV | |
| 65 | 11 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 67 | 6 | N | New Books in Environmental Studies | Marshall Poe | |
| 67 | 15 |  | Most Terrifying Places in America | Travel Channel | |
| 68 | 3 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 68 | 4 |  | Night Science | Itai Yanai & Martin Lercher | |
| 70 | 23 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 71 | 106 | A | Authentic Biochemistry | Dr Daniel J. Guerra | |
| 74 | 27 | A | Around the World in 80 Trees | Jonathan Drori, Mike Greenwood | |
| 74 | — |  | Joint Approach | Musculoskeletal Infection Society | |
| 75 | 27 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 75 | 54 | 科 | 科学星球 | BOX孙彬 | |
| 77 | 17 | I | Il gorilla ce l'ha piccolo | storielibere.fm | |
| 77 | — | C | Clever Trees | Richard Uridge | |
| 78 | 23 | C | Cryptid Warfare | Drewski | |
| 79 | 27 | T | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | |
| 81 | 2 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 82 | 12 | M | Met Office - Podcasts | Met Office | |
| 82 | 45 | T | The Humble Hoof | Alicia Harlov | |
| 83 | 30 | S | Sekcja teorii spiskowych. Podcast Crazy Nauka | Polskie Radio S.A. | |
| 84 | 27 |  | Patient Zero | NHPR | |
| 85 | 17 | T | The Aperiodical | Christian Perfect, Peter Rowlett and Katie Steckles | |
