| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 5 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 6 | 1 |  | Science unscripted | DW | |
| 7 | 5 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 7 | 2 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 8 | 2 | W | What The Duck?! | ABC | |
| 8 | — |  | The Common Descent Podcast | Common Descent | |
| 9 | 6 |  | Believing the Bizarre: Paranormal Podcast | Tyler and Charlie | |
| 9 | 4 |  | The Science Show | ABC | |
| 9 | 2 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 10 | 6 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 11 | 8 |  | Ask a Spaceman! | Paul M. Sutter | |
| 11 | 10 |  | Robinson's Podcast | Robinson Erhardt | |
| 12 | 6 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 13 | 11 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 14 | — |  | Origin Stories | The Leakey Foundation | |
| 15 | 5 | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 16 | 91 | R | Raincoast Radio | Raincoast Conservation Foundation | |
| 17 | 45 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 17 | — |  | BirdNote Daily | BirdNote | |
| 17 | 15 |  | Outside/In | NHPR | |
| 18 | 45 |  | Manifold | Steve Hsu | |
| 18 | 5 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 20 | 21 |  | Paranormal Portal | Brent Thomas | |
| 21 | 5 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 21 | 24 |  | UFO Chronicles Podcast | Nik Hunter | |
| 21 | 1 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 21 | 6 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 22 | 47 |  | Most Terrifying Places in America | Travel Channel | |
| 22 | 55 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 24 | 1 |  | Eons: Surviving Deep Time | PBS | |
| 25 | 3 |  | From The Shadows | Shane Grove | |
| 25 | 6 | T | The Naked Mole Rat | libo/libo | |
| 26 | — | S | Sustainable Futures: Designing Green Communities and Buildings | Green Roofs for Healthy Cities | |
| 26 | 12 |  | The Numberphile Podcast | Brady Haran | |
| 26 | 3 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 27 | 61 | T | The Extensionists | Burr Forest Group | |
| 27 | — | P | Project Botany | David Brooksby | |
| 27 | 100 | 佐 | 佐々木亮の宇宙ばなし | 佐々木亮 | |
| 27 | 38 | F | Farm Small Farm Smart Daily | The Modern Grower Podcast Network | |
| 28 | — | L | Let's Talk Conservation | Jennifer Choyce | |
| 28 | 11 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 29 | 4 |  | The Science of Everything Podcast | James Fodor | |
| 30 | 10 |  | ExtinctZoo | ExtinctZoo | |
| 30 | — | P | Palaeocast | Palaeocast | |
| 31 | — | T | The Geology Flannelcast | Chris Seminack, Jesse Thornburg, and Steve Peterson | |
| 31 | 11 | D | Double Loop Podcast | Glenn Langenburg and Eric Ray | |
| 31 | 3 | 科 | 科学星球 | BOX孙彬 | |
| 32 | 11 |  | Good Fire | Amy Cardinal Christianson and Matthew Kristoff | |
| 33 | 11 |  | Shark Week: The Podcast | Discovery | |
| 33 | 68 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 34 | — | F | Food Safety Matters | Food Safety Magazine | |
| 34 | 1 | H | Habitat loss with David Attenborough | Veer Jain | |
| 35 | 18 |  | Strange Encounters with Rick Burgess | Blaze Podcast Network | |
| 36 | 10 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 36 | — | ( | (Eau)trement dit | (Eau)trement dit | |
| 36 | — | B | Branch Out | Botanic Gardens of Sydney | |
| 37 | — | T | The Mercast | Plastic Free Mermaid talks Change Making | Kate Nelson, The Plastic Free Mermaid | |
| 37 | — | L | Love in the Time of Chasmosaurs | David Orr | |
| 38 | 13 | C | Connected | Parks Canada | |
| 40 | 153 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 40 | 12 |  | Patient Zero | NHPR | |
| 41 | 8 |  | Night Science | Itai Yanai & Martin Lercher | |
| 41 | — | H | Hematopoiesis: An ASH Trainee Council Production | American Society of Hematology | |
| 41 | 7 |  | Strange Animals Podcast | Katherine Shaw | |
| 42 | 5 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 43 | 7 |  | Ask MIT Climate | MIT Climate Project | |
| 43 | 16 | T | The Immunology Podcast | The Immunology Podcast | |
| 44 | 11 | M | Motivational Interviewing & Beyond | Joel Porter & Steve Rollnick | |
| 45 | 12 | L | Life, Death, and Taxonomy | Life, Death, and Taxonomy | |
| 46 | 152 | B | Bird Banter with Boreal Bruce | Boreal Bruce | |
| 46 | 12 | N | New Books in Mathematics | Marshall Poe | |
| 47 | 13 |  | BrainStuff | iHeartPodcasts | |
| 48 | 6 | B | Beyond Stewardship | The Calvin Press | |
| 50 | — | A | As Long As The River Flows | Keepers of the Water | |
| 52 | 4 | N | Nature Track | ABC | |
| 52 | 9 |  | Alien Encounters | Science Channel | |
| 53 | 13 | U | Urban Agriculture | Vincent Racaniello | |
| 54 | 13 | T | The Plant a Trillion Trees Podcast | Eva Monheim | |
| 55 | 13 | O | Orbital Path | PRX | |
| 58 | 6 |  | MonsterTalk | Blake Smith | |
| 59 | 20 | P | Palaeo After Dark | James Lamsdell, Amanda Falk, and Curtis Congreve | |
| 61 | 12 | P | PolliNation Podcast | Andony Melathopoulos | |
| 62 | 12 | B | Brain Matters | Brain Matters Neuroscience | |
| 64 | 8 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 64 | 7 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 65 | 5 | N | New Books in Environmental Studies | Marshall Poe | |
| 66 | 9 | 6 | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | |
| 66 | 27 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 67 | 9 | S | Science Education | Leena Thomas | |
| 69 | 12 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 71 | 7 |  | Untold Radio Network | Untold Radio Network | |
| 72 | 25 |  | 6 Ranch Podcast | James Nash | |
| 73 | 13 | T | Thursday Night Crop Talks | GRO | |
| 75 | 10 |  | Homesteading and Permaculture by Paul Wheaton | paul wheaton | |
| 76 | 11 | T | The Vet Tech Cafe's Podcast | Vet Tech Cafe | |
