| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | — | M | Making Science with Tom Whipple | The Times | |
| 5 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 6 | 2 |  | The Common Descent Podcast | Common Descent | |
| 7 | 8 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 8 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 9 | — |  | The Michael Shermer Show | Michael Shermer | |
| 10 | 1 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 11 | 1 |  | Science Friday | Science Friday and WNYC Studios | |
| 12 | 2 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 13 | 4 |  | UFO Chronicles Podcast | Nik Hunter | |
| 14 | 5 |  | Eons: Surviving Deep Time | PBS | |
| 15 | 19 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 16 | 3 |  | Origin Stories | The Leakey Foundation | |
| 17 | 1 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 18 | 11 |  | Paranormal Portal | Brent Thomas | |
| 19 | 80 |  | Brain Inspired | Paul Middlebrooks | |
| 20 | 16 |  | The Science Show | ABC | |
| 21 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 22 | 4 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 23 | 2 |  | Ask a Spaceman! | Paul M. Sutter | |
| 24 | 2 |  | Robinson's Podcast | Robinson Erhardt | |
| 25 | 10 | T | The Pasture Pod | Michael Blanche | |
| 26 | 30 |  | From The Shadows | Shane Grove | |
| 27 | 13 |  | Most Terrifying Places in America | Travel Channel | |
| 28 | 23 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 29 | 69 | P | Palaeocast | Palaeocast | |
| 30 | — |  | Main Engine Cut Off | Anthony Colangelo | |
| 31 | 39 |  | Alien Encounters | Science Channel | |
| 32 | 41 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 33 | 4 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 34 | 63 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 35 | 13 |  | Shark Week: The Podcast | Discovery | |
| 36 | 2 | W | What The Duck?! | ABC | |
| 37 | 110 | T | This Week in Evolution | Vincent Racaniello | |
| 38 | 86 | L | Learn Traditional Chinese Medicine, Functional Medicine and any kinds of Alternative Medicine | Shiho Cierra Fujimaru | |
| 39 | — | S | Stimulating Brains | Andreas Horn | |
| 40 | 151 | S | SETI Live | SETI Institute | |
| 41 | — | M | Manifesting Your Reality-The Law Of Assumption | Kimberly McComas | |
| 42 | — | L | Landscapes | Adam Calo | |
| 43 | 22 |  | Strange Animals Podcast | Katherine Shaw | |
| 44 | 2 | T | Tom Nelson | Thomas Nelson | |
| 45 | 22 |  | The Numberphile Podcast | Brady Haran | |
| 46 | 22 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 47 | 21 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 48 | 19 |  | Manifold | Steve Hsu | |
| 49 | 22 | S | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | |
| 50 | 29 | T | The Humble Hoof | Alicia Harlov | |
| 51 | 80 | Z | ZSL Wild Science Podcast | Zoological Society of London | |
| 52 | 24 | B | Big Sky Country | Bush Heritage Australia | |
| 53 | — | E | Evolution | UCTV | |
| 54 | 22 | T | The Broken Science Podcast | The Broken Science Initiative | |
| 55 | 24 | T | The Genetics Podcast | Sano Genetics | |
| 56 | 15 |  | MonsterTalk | Blake Smith | |
| 57 | 24 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 58 | 10 |  | In Research Of | William Blake Smith | |
| 59 | 20 | W | Wilson & Ashley | Wilson & Ashley | |
| 60 | 2 |  | BirdNote Daily | BirdNote | |
| 61 | 21 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 62 | 18 | K | K9 Conservationists | Kayla Fratt | |
| 63 | 17 |  | The Science of Everything Podcast | James Fodor | |
| 64 | 21 | L | Love in the Time of Chasmosaurs | David Orr | |
| 65 | 20 | K | Keep it Civil - UCL Engineering Podcast | UCL CEGE Engineering | |
| 66 | 19 |  | Climate Connections | Money FM | |
| 67 | 18 | M | Met Office - Podcasts | Met Office | |
| 68 | 14 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 69 | 17 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 70 | 20 | T | The Biologic Podcast | Isaac V | |
| 71 | 16 | N | Nature Track | ABC | |
| 72 | 19 | T | The Reality Check | The Reality Check | |
| 73 | 8 | W | WTUFO | Spacefare | |
| 74 | 15 | П | Пульверизатор науки | Лайфхакер | |
| 75 | 3 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 76 | 24 |  | Outside/In | NHPR | |
| 77 | 15 | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 78 | 21 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 79 | 18 | E | Evolution Talk | Rick Coste | |
| 80 | 20 | T | The Fieldstudy Podcast | Joseph Thurbin | |
| 81 | 18 | ع | عصر حجر | Siavash Saffarianpour | |
| 82 | 18 | 不 | 不成气候No Such Climate | 不成气候NoSuchClimate | |
| 83 | 3 | T | The Bigfoot Report | Paranormal World Productions | |
| 84 | 9 | C | CREEK DEVIL | william jevning | |
| 85 | 16 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 86 | 2 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 87 | 2 | C | CountryWide | RTÉ Radio 1 | |
| 88 | 16 |  | Untold Radio Network | Untold Radio Network | |
| 89 | 3 | K | Kozmofizika | Dávid Gyula | |
| 90 | 23 | F | Farmers Helping Farmers | VicNoTill | |
| 91 | 25 | S | Science with a Twist | Thermo Fisher | |
| 92 | 70 | E | Exposing PseudoAstronomy | Stuart Robbins | |
| 93 | 19 |  | BrainStuff | iHeartPodcasts | |
| 94 | 17 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 95 | 3 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 96 | 25 | T | The Lab Coats & Life™ Podcast | The Lab Coats & Life™ Podcast | |
| 97 | 7 | Б | Буде тобі наука | Kunsht/Куншт | |
| 98 | 6 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 99 | 23 | M | Mushroom Revival Podcast | Alex Dorr | |
| 100 | 18 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
