| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 3 | T | The SAGES Climate Science Podcast | SAGES | |
| 3 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 10 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 5 | 3 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 6 | 3 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 7 | 3 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 8 | 20 |  | The Michael Shermer Show | Michael Shermer | |
| 9 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 10 | 6 |  | The Confessionals | Merkel Media | |
| 11 | 4 |  | Ask a Spaceman! | Paul M. Sutter | |
| 12 | 6 |  | The Common Descent Podcast | Common Descent | |
| 13 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 14 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 15 | 4 |  | Origin Stories | The Leakey Foundation | |
| 16 | 9 | T | The Pasture Pod | Michael Blanche | |
| 17 | 1 |  | Nephilim Death Squad | TopLobsta Productions | |
| 18 | 14 |  | The Numberphile Podcast | Brady Haran | |
| 19 | 6 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 20 | 18 | B | Blazing the Trail | University of Sydney / Australian Museum / Break Thru Films | |
| 21 | — |  | HOLOSKY PODCAST | Holosky Podcast | |
| 22 | 67 |  | From The Shadows | Shane Grove | |
| 23 | 77 |  | BirdNote Daily | BirdNote | |
| 24 | 5 |  | Most Terrifying Places in America | Travel Channel | |
| 25 | 7 | W | What The Duck?! | ABC | |
| 26 | 9 | T | The Genetics Podcast | Sano Genetics | |
| 27 | 3 |  | Manifold | Steve Hsu | |
| 28 | 8 | Б | Буде тобі наука | Kunsht/Куншт | |
| 29 | 2 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 30 | 8 |  | Eons: Surviving Deep Time | PBS | |
| 31 | 9 |  | UFO Chronicles Podcast | Nik Hunter | |
| 32 | 12 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 33 | 22 |  | BrainStuff | iHeartPodcasts | |
| 34 | 11 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 35 | 9 |  | Brain Inspired | Paul Middlebrooks | |
| 36 | 21 | I | Intertek's Assurance in Action Podcast Network | Intertek | |
| 37 | 10 |  | The Science of Everything Podcast | James Fodor | |
| 38 | 14 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 39 | 10 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 40 | 14 | T | The Immunology Podcast | The Immunology Podcast | |
| 41 | 18 |  | Paranormal Portal | Brent Thomas | |
| 42 | 40 | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
| 43 | 41 | C | Counting the Earth | Counting the Earth | |
| 44 | 109 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 45 | 96 | O | On the horizon with Glenn and Henry | Glenn Kirby | |
| 46 | 67 |  | Alien Encounters | Science Channel | |
| 47 | 104 | B | Branch Out | Botanic Gardens of Sydney | |
| 48 | — |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 49 | — | C | Chemie Kl.9 & 10 - einfach erklärt | Nina Bauer | |
| 50 | — |  | Apes Among Us | NAWAC | |
| 51 | — | A | About Sustainability… | Institute for Global Environmental Strategies | |
| 52 | — | T | The Beljanski Cancer Talk Show | The Beljanski Foundation | |
| 53 | — | W | What Is Life? | Carl Zimmer | |
| 54 | — | S | Sage Life & Biomedical Sciences | Sage Publications | |
| 55 | — | F | From the Roots | Orla ní Dhúill | |
| 56 | — | T | The Lab Coats & Life™ Podcast | The Lab Coats & Life™ Podcast | |
| 57 | 23 |  | The Science Show | ABC | |
| 58 | 23 |  | MonsterTalk | Blake Smith | |
| 59 | 26 |  | Robinson's Podcast | Robinson Erhardt | |
| 60 | 21 |  | Sasquatch Odyssey | Sasquatch Odyssey-Bigfoot Encounters | |
| 61 | 18 |  | The BUMP Podcast | Bo Kennedy | |
| 62 | 20 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 63 | 22 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 64 | 27 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 65 | 17 |  | Paleo Nerds | paleonerds | |
| 66 | 17 | E | Eureka! | Stak | |
| 67 | 21 | B | BASIS Agronomy Matters | BASIS Registration | |
| 68 | 21 |  | ExtinctZoo | ExtinctZoo | |
| 69 | 19 |  | Science unscripted | DW | |
| 70 | 16 | Y | Your Complex Brain | Krembil Brain Institute | |
| 71 | 19 | E | Evolution Talk | Rick Coste | |
| 72 | 21 | W | What Makes You Click? | Daniel Mills | |
| 73 | 20 | B | Bioinformatics | ICGEB | |
| 74 | 18 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 75 | 14 |  | Main Engine Cut Off | Anthony Colangelo | |
| 76 | 18 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 77 | 18 | M | Mushroom Revival Podcast | Alex Dorr | |
| 78 | 18 | A | Around the World in 80 Trees | Jonathan Drori, Mike Greenwood | |
| 79 | 17 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 80 | 16 |  | Strange Animals Podcast | Katherine Shaw | |
| 81 | 18 | P | Palaeocast | Palaeocast | |
| 82 | 15 | T | Think Outside The Fence | Amy Hughes & Arron Nerbas | |
| 83 | 18 | T | The Insight | Insitome: Your guide to the story of you | |
| 84 | 18 | R | Rätsel der Wissenschaft | DER STANDARD | |
| 85 | 17 | T | The Bigfoot Report | Paranormal World Productions | |
| 86 | 17 | O | Orbital Path | PRX | |
| 87 | 17 | P | Plant Biology | ICGEB | |
| 88 | 14 | T | Tom Nelson | Thomas Nelson | |
| 89 | 18 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 90 | 17 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 91 | 19 |  | Outside/In | NHPR | |
| 92 | 17 | S | Science(ish) | Auddy | |
| 93 | 15 |  | How Wild | NPR | |
| 94 | 18 | E | Experimentet | Forskning & Framsteg, Tredje Statsmakten Media och Perfect Day | |
| 95 | 9 |  | In Research Of | William Blake Smith | |
| 96 | 19 | N | NMM Podcastio | Donny P | |
| 97 | 14 | N | New Books in Environmental Studies | Marshall Poe | |
| 98 | 19 | T | The Plant a Trillion Trees Podcast | Eva Monheim | |
| 99 | 19 | J | Journey into Permaculture | Vinson Corbo | |
| 100 | 19 | H | Hematopoiesis: An ASH Trainee Council Production | American Society of Hematology | |
