| 1 | — |  | The Swiss Connection | SWI swissinfo.ch | |
| 1 | 1 |  | Radiolab | WNYC Studios | |
| 2 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 4 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | 1 |  | The Common Descent Podcast | Common Descent | |
| 6 | — |  | The Michael Shermer Show | Michael Shermer | |
| 7 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 9 | 1 |  | Paranormal Portal | Brent Thomas | |
| 9 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 9 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 10 | 4 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 11 | 1 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 12 | 2 |  | Ask a Spaceman! | Paul M. Sutter | |
| 14 | 11 |  | Manifold | Steve Hsu | |
| 14 | 3 |  | The Science of Everything Podcast | James Fodor | |
| 15 | 15 |  | BrainStuff | iHeartPodcasts | |
| 15 | — | M | Making Science with Tom Whipple | The Times | |
| 16 | 1 |  | Robinson's Podcast | Robinson Erhardt | |
| 16 | 3 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 16 | 2 |  | The Science Show | ABC | |
| 17 | 5 | T | Tom Nelson | Thomas Nelson | |
| 18 | 3 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 19 | 1 | U | Upper Onny Farmers Podcast | Matt Sankey | |
| 21 | 38 |  | Main Engine Cut Off | Anthony Colangelo | |
| 21 | 2 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 21 | 3 | W | What The Duck?! | ABC | |
| 21 | 12 |  | The Numberphile Podcast | Brady Haran | |
| 21 | 1 |  | MonsterTalk | Blake Smith | |
| 22 | 68 | B | Big Sky Country | Bush Heritage Australia | |
| 23 | 10 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 24 | — | Q | Quantum Field Theory with Dr. Rodeny A. Brooks | Dr. Rodney A. Brooks | |
| 24 | 2 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 24 | — | P | Palaeocast | Palaeocast | |
| 25 | 41 |  | Night Science | Itai Yanai & Martin Lercher | |
| 25 | 5 |  | Origin Stories | The Leakey Foundation | |
| 26 | — |  | From The Shadows | Shane Grove | |
| 26 | 46 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 28 | 101 | A | Air Quality Matters | Simon Jones | |
| 29 | 24 | I | It All Starts Here | UCL Podcasts | |
| 29 | 4 | O | Oxford Sparks Big Questions | Oxford Sparks | |
| 29 | 16 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 30 | 47 |  | Outside/In | NHPR | |
| 30 | — | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 31 | — |  | In Research Of | William Blake Smith | |
| 32 | 160 | T | The Chiropractic Student | Chiropractic Remastered | |
| 32 | 19 |  | Strange Animals Podcast | Katherine Shaw | |
| 33 | — | A | AVEAM — Kent Hovind Official YouTube Podcast | Unknown | |
| 34 | 32 |  | Eons: Surviving Deep Time | PBS | |
| 34 | 2 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 35 | 6 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 35 | 7 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 36 | — | N | Nature Track | ABC | |
| 37 | 4 |  | BirdNote Daily | BirdNote | |
| 38 | 4 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 39 | 47 | T | The Regenerative Agroforestry Podcast | Dimitri Tsitos & Etienne Compagnon | |
| 39 | 2 | D | Deep Science | Deutschlandfunk | |
| 40 | 74 |  | ExtinctZoo | ExtinctZoo | |
| 40 | — | C | Cryptid Campfire | Cryptid Campfire | |
| 41 | 85 |  | Alien Encounters | Science Channel | |
| 41 | 7 |  | Apes Among Us | NAWAC | |
| 41 | 4 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 42 | 93 | B | BioScience Talks | American Institute of Biological Sciences | |
| 42 | — | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 44 | — | T | The Natural History of Sussex | TheNaturalHistoryofSussex | |
| 44 | 4 | B | Brain Matters | Brain Matters Neuroscience | |
| 45 | 64 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 46 | — | K | K9 Conservationists | Kayla Fratt | |
| 47 | 60 | E | Eureka! | Stak | |
| 47 | 6 | T | The Humble Hoof | Alicia Harlov | |
| 47 | — | E | Evolution | UCTV | |
| 48 | 2 | M | Motivational Interviewing & Beyond | Joel Porter & Steve Rollnick | |
| 48 | — | T | The Tartan Tardigrade - Astrobiology Chats | The University of Edinburgh | |
| 48 | — | M | Microbe Talk | Microbiology Society | |
| 49 | — | S | Science with a Twist | Thermo Fisher | |
| 49 | 3 |  | Most Terrifying Places in America | Travel Channel | |
| 49 | 6 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 50 | 6 |  | The Acres U.S.A. Podcast | Acres U.S.A.® | |
| 51 | 5 |  | AstrotalkUK | Gurbir Singh | |
| 52 | 9 | 과 | 과장창 : 모두에게 과학이 필요한 시간 | 팟빵 | |
| 53 | 11 |  | Weather Geeks | Weather Group Television | |
| 54 | 9 | T | The Pasture Pod | Michael Blanche | |
| 54 | 11 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 55 | 8 |  | Brain Inspired | Paul Middlebrooks | |
| 56 | 1 | H | Heartwood Podcast | Rowan Reid | |
| 57 | 8 |  | Shark Week: The Podcast | Discovery | |
| 58 | 5 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 59 | — | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 61 | 19 |  | Untold Radio Network | Untold Radio Network | |
| 62 | — | 3 | 365 Days of Astronomy - Weekly Edition | Fraser Cain & Dr. Pamela L. Gay | |
| 62 | 8 | S | Superduperstitious | Wyatt Shell and Jake Withee | |
| 63 | 5 | T | The Fisheries Podcast | A team of fisheries scientists | |
| 64 | 3 | T | The Genetics Podcast | Sano Genetics | |
| 65 | — | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 65 | 3 | S | SCOPS Podcast | Sustainable Control of Parasites in Sheep (SCOPS) | |
| 66 | 11 | W | Whale Tales Podcast | Whale Tales | |
| 66 | 10 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 68 | 4 | S | Science(ish) | Auddy | |
| 68 | 22 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 69 | 12 | S | SETI Live | SETI Institute | |
