| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — | M | Making Science with Tom Whipple | The Times | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 5 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 6 | 4 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 7 | 2 |  | Paranormal Portal | Brent Thomas | |
| 8 | 1 |  | The Common Descent Podcast | Common Descent | |
| 9 | 1 |  | Origin Stories | The Leakey Foundation | |
| 10 | 4 |  | The Michael Shermer Show | Michael Shermer | |
| 11 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 12 | 6 |  | Eons: Surviving Deep Time | PBS | |
| 13 | 2 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 14 | 1 |  | UFO Chronicles Podcast | Nik Hunter | |
| 15 | 1 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 16 | 23 |  | Robinson's Podcast | Robinson Erhardt | |
| 17 | 3 |  | Science Friday | Science Friday and WNYC Studios | |
| 18 | 1 |  | The Numberphile Podcast | Brady Haran | |
| 19 | 2 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 20 | 6 | T | The Genetics Podcast | Sano Genetics | |
| 21 | 4 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 22 | 9 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 23 | 8 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 24 | 3 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 25 | 10 | T | The Pasture Pod | Michael Blanche | |
| 26 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 27 | 88 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 28 | — | K | Keep it Civil - UCL Engineering Podcast | UCL CEGE Engineering | |
| 29 | — |  | Climate Connections | Money FM | |
| 30 | 19 | T | Tom Nelson | Thomas Nelson | |
| 31 | 8 |  | The Science of Everything Podcast | James Fodor | |
| 32 | 5 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 33 | 19 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 34 | 14 |  | Shark Week: The Podcast | Discovery | |
| 35 | 13 | M | Met Office - Podcasts | Met Office | |
| 36 | 12 | W | What The Duck?! | ABC | |
| 37 | 30 |  | MonsterTalk | Blake Smith | |
| 38 | 17 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 39 | — | T | The Biologic Podcast | Isaac V | |
| 40 | 12 |  | Strange Animals Podcast | Katherine Shaw | |
| 41 | 12 | N | Nature Track | ABC | |
| 42 | 12 | T | The Reality Check | The Reality Check | |
| 43 | 7 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 44 | 11 | T | The Fieldstudy Podcast | Joseph Thurbin | |
| 45 | 13 | E | Evolution Talk | Rick Coste | |
| 46 | — | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 47 | — | ع | عصر حجر | Siavash Saffarianpour | |
| 48 | 14 | 不 | 不成气候No Such Climate | 不成气候NoSuchClimate | |
| 49 | — | W | WTUFO | Spacefare | |
| 50 | — | П | Пульверизатор науки | Лайфхакер | |
| 51 | 14 |  | From The Shadows | Shane Grove | |
| 52 | 9 |  | Manifold | Steve Hsu | |
| 53 | 6 |  | BirdNote Daily | BirdNote | |
| 54 | 13 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 55 | 15 | S | Science with a Twist | Thermo Fisher | |
| 56 | 18 | F | Farmers Helping Farmers | VicNoTill | |
| 57 | 15 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 58 | 14 |  | In Research Of | William Blake Smith | |
| 59 | 14 |  | Alien Encounters | Science Channel | |
| 60 | 14 | T | The Lab Coats & Life™ Podcast | The Lab Coats & Life™ Podcast | |
| 61 | 11 |  | Untold Radio Network | Untold Radio Network | |
| 62 | 4 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 63 | 12 |  | The Science Show | ABC | |
| 64 | 2 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 65 | 12 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 66 | 12 |  | Weather Geeks | Weather Group Television | |
| 67 | 11 | M | Mushroom Revival Podcast | Alex Dorr | |
| 68 | 8 | P | Project Botany | David Brooksby | |
| 69 | 12 | C | Counting the Earth | Counting the Earth | |
| 70 | 8 | F | Food Safety Matters | Food Safety Magazine | |
| 71 | 10 | C | Connected | Parks Canada | |
| 72 | 13 | Б | Буде тобі наука | Kunsht/Куншт | |
| 73 | 10 | N | Naturally Speaking | IBAHCM | |
| 74 | 10 | D | Dr RR Baliga's "Got Knowledge Doc" Podkast | Dr RR Baliga, MD, MBA | |
| 75 | 10 | B | Breaking Bio | Breaking Bio | |
| 76 | 8 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 77 | 20 |  | Most Terrifying Places in America | Travel Channel | |
| 78 | 76 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 79 | 5 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 80 | 21 |  | ExtinctZoo | ExtinctZoo | |
| 81 | 13 | W | Wilson & Ashley | Wilson & Ashley | |
| 82 | 8 |  | Brain Inspired | Paul Middlebrooks | |
| 83 | 6 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 84 | 14 | C | CountryWide | RTÉ Radio 1 | |
| 85 | 16 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 86 | 15 | P | Palaeocast | Palaeocast | |
| 87 | 2 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 88 | 2 | K | Kozmofizika | Dávid Gyula | |
| 89 | 17 | B | Bred to Perfection | Kenny Troiano | |
| 90 | 17 | T | The Atomic Show | Rod Adams - Atomic Insights | |
| 91 | 15 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 92 | 17 | S | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | |
| 93 | 15 | S | Szertár | Szertár, Zsiros László Róbert | |
| 94 | 15 | T | The Geothermal Energy Podcast | Frank Lapinski | |
| 95 | 15 |  | Ken Cook Is Having Another Episode | EWG | |
| 96 | 15 | B | Biodiversity Speaks | IBioS Collaboratory | |
| 97 | 15 | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 98 | 15 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 99 | 11 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 100 | 5 |  | Outside/In | NHPR | |
