| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 5 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 5 | — |  | The Common Descent Podcast | Common Descent | |
| 5 | 1 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 7 | 2 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 8 | 1 |  | Ask a Spaceman! | Paul M. Sutter | |
| 8 | 2 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 11 | 6 |  | BirdNote Daily | BirdNote | |
| 11 | 1 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 12 | 1 |  | Origin Stories | The Leakey Foundation | |
| 13 | 1 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 13 | 82 |  | ExtinctZoo | ExtinctZoo | |
| 14 | 2 |  | The Science Show | ABC | |
| 15 | 2 |  | Paranormal Portal | Brent Thomas | |
| 15 | 33 | M | Making Science with Tom Whipple | The Times | |
| 16 | — |  | The Science of Everything Podcast | James Fodor | |
| 16 | 16 |  | Main Engine Cut Off | Anthony Colangelo | |
| 17 | 2 |  | MonsterTalk | Blake Smith | |
| 18 | 1 |  | Strange Animals Podcast | Katherine Shaw | |
| 18 | 5 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 19 | 4 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 19 | 4 | T | The Genetics Podcast | Sano Genetics | |
| 20 | 6 | T | Tom Nelson | Thomas Nelson | |
| 20 | 3 |  | Robinson's Podcast | Robinson Erhardt | |
| 21 | 5 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 21 | — | T | The Orbital Mechanics Podcast | David Fourman, Ben Etherington, and Dennis Just | |
| 21 | 33 | E | Eureka! | Stak | |
| 22 | 14 | S | Sekcja teorii spiskowych. Podcast Crazy Nauka | Polskie Radio S.A. | |
| 24 | 7 | B | Brain Matters | Brain Matters Neuroscience | |
| 24 | 1 | W | What The Duck?! | ABC | |
| 25 | 2 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 25 | 11 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 28 | 10 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 30 | 30 | T | The Pasture Pod | Michael Blanche | |
| 32 | 91 | H | Habitat loss with David Attenborough | Veer Jain | |
| 32 | 14 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 32 | — | I | Intelligent Science, Intelligent Design | Dr. Tom Woodward | |
| 33 | 14 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 33 | 11 |  | Manifold | Steve Hsu | |
| 34 | 95 | W | When We Talk About Animals | Law, Environment & Animals Program at Yale Law School | |
| 34 | 5 | C | Cryptid Campfire | Cryptid Campfire | |
| 35 | — | W | What Makes You Click? | Daniel Mills | |
| 35 | 7 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 36 | 22 | N | New Books in Environmental Studies | Marshall Poe | |
| 36 | 2 | B | Blazing the Trail | University of Sydney / Australian Museum / Break Thru Films | |
| 37 | 60 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 37 | 4 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 37 | — | P | Polo Reef the Podcast | Polo Reef | |
| 38 | 133 | Z | ZSL Wild Science Podcast | Zoological Society of London | |
| 38 | 66 | A | Applied Mycology | Applied Mycology | |
| 38 | 9 | T | terrestrial | KUOW News and Information | |
| 39 | 117 | M | Microbe Talk | Microbiology Society | |
| 39 | 144 | P | Paranormal Fears | Paranormal Fears | |
| 40 | 71 |  | Science unscripted | DW | |
| 40 | 91 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 41 | 97 | C | Cryptid Warfare | Drewski | |
| 41 | 105 | J | Journey into Permaculture | Vinson Corbo | |
| 41 | 2 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 43 | 6 | P | Palaeocast | Palaeocast | |
| 43 | 152 | P | Paranormal Investigation Club | The Dead, Unsolved,and the Unexplainable | |
| 43 | — | D | DiscoScienza di Andrea Bellati | Andrea Bellati & VOIS | |
| 44 | 4 |  | Eons: Surviving Deep Time | PBS | |
| 45 | 25 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 45 | — | T | The Naked Mole Rat | libo/libo | |
| 47 | 16 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 48 | 1 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 48 | 43 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 49 | 5 | М | Мослекторий | Москва 24 | |
| 52 | 5 | T | This Week in Evolution | Vincent Racaniello | |
| 53 | 6 |  | Untold Radio Network | Untold Radio Network | |
| 54 | 22 | T | The Humble Hoof | Alicia Harlov | |
| 54 | 14 | C | CountryWide | RTÉ Radio 1 | |
| 55 | 75 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 55 | 29 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 56 | 11 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 56 | 31 |  | Ask MIT Climate | MIT Climate Project | |
| 56 | 30 | C | CREEK DEVIL | william jevning | |
| 57 | 30 |  | The Numberphile Podcast | Brady Haran | |
| 58 | 1 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 60 | 3 |  | Shark Week: The Podcast | Discovery | |
| 60 | 31 | S | Science(ish) | Auddy | |
| 60 | 30 | C | Counting the Earth | Counting the Earth | |
| 63 | 16 | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 63 | 12 |  | Outside/In | NHPR | |
| 64 | 14 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 65 | 28 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 66 | 58 |  | Apes Among Us | NAWAC | |
| 66 | 3 | R | Real Science Radio | Bob Enyart | |
| 67 | 34 | D | Deep Science | Deutschlandfunk | |
| 67 | 6 | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 68 | 31 |  | 6 Ranch Podcast | James Nash | |
| 69 | 34 | G | Grow the future | Yara Agronomy Team | |
| 69 | 7 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 70 | 36 | Y | Yara's Crop Nutrition podcast | Yara | |
| 70 | 12 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 71 | 32 | F | Field, Lab, Earth | ASA, CSSA, SSSA | |
| 72 | 15 | M | Met Office - Podcasts | Met Office | |
