| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | 1 |  | The Common Descent Podcast | Common Descent | |
| 4 | 5 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 5 | 2 |  | UFO Chronicles Podcast | Nik Hunter | |
| 6 | 7 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 6 | 3 |  | The Michael Shermer Show | Michael Shermer | |
| 7 | 3 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 7 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 8 | 2 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 9 | 1 |  | Origin Stories | The Leakey Foundation | |
| 12 | 5 |  | The Science Show | ABC | |
| 12 | 3 |  | Paranormal Portal | Brent Thomas | |
| 14 | 1 |  | Ask a Spaceman! | Paul M. Sutter | |
| 14 | 12 |  | Robinson's Podcast | Robinson Erhardt | |
| 15 | 10 |  | MonsterTalk | Blake Smith | |
| 16 | 1 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 17 | 7 | T | The Genetics Podcast | Sano Genetics | |
| 17 | — | W | What The Duck?! | ABC | |
| 18 | 4 |  | Manifold | Steve Hsu | |
| 19 | 4 |  | BirdNote Daily | BirdNote | |
| 19 | 81 | P | Palaeocast | Palaeocast | |
| 20 | 2 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 20 | 11 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 21 | 8 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 21 | 5 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 22 | 1 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 22 | — |  | Brain Inspired | Paul Middlebrooks | |
| 22 | 4 | T | Tom Nelson | Thomas Nelson | |
| 23 | 5 |  | The Numberphile Podcast | Brady Haran | |
| 24 | 36 | M | Met Office - Podcasts | Met Office | |
| 25 | 8 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 26 | 48 | L | Let's Talk Conservation | Jennifer Choyce | |
| 26 | 9 | M | Making Science with Tom Whipple | The Times | |
| 27 | 46 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 28 | 30 | T | This Week in Evolution | Vincent Racaniello | |
| 28 | — | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 29 | 117 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 29 | 16 | E | eanCast: Weekly Neurology | ean.org | |
| 30 | 9 | A | Applied Mycology | Applied Mycology | |
| 31 | 120 | C | Counting the Earth | Counting the Earth | |
| 32 | — | M | Mendelspod Podcast | Theral Timpson | |
| 32 | 4 |  | ExtinctZoo | ExtinctZoo | |
| 33 | 158 |  | The Swiss Connection | SWI swissinfo.ch | |
| 34 | 137 |  | Ask MIT Climate | MIT Climate Project | |
| 34 | — | A | Authentic Biochemistry | Dr Daniel J. Guerra | |
| 34 | 5 |  | Main Engine Cut Off | Anthony Colangelo | |
| 35 | 9 | T | The Pasture Pod | Michael Blanche | |
| 35 | 27 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 36 | 2 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 37 | — | B | BioScience Talks | American Institute of Biological Sciences | |
| 38 | — | ع | عصر حجر | Siavash Saffarianpour | |
| 38 | 11 | S | SETI Live | SETI Institute | |
| 39 | — | V | Volcanoes | National Park Service | |
| 40 | — | F | First Rounders | Nature Biotechnology | |
| 41 | 8 | C | Cryptid Campfire | Cryptid Campfire | |
| 41 | 11 |  | BrainStuff | iHeartPodcasts | |
| 41 | — | B | Bigfoot Information Project Podcast | Bigfoot Information Project | |
| 42 | 7 | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 43 | 47 | W | Welt der Physik | Podcast | Welt der Physik | |
| 44 | 6 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 44 | 7 | Б | Буде тобі наука | Kunsht/Куншт | |
| 44 | 12 |  | Eons: Surviving Deep Time | PBS | |
| 46 | 8 | N | New Books in Science | New Books Network | |
| 47 | 131 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 47 | 10 |  | Outside/In | NHPR | |
| 48 | — | A | Açık Bilim Podcast | Poddict: Tevfik Uyar - Açık Bilim | |
| 49 | 10 | H | Habitat loss with David Attenborough | Veer Jain | |
| 50 | 8 | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 51 | 11 | E | Energised | Intelligence Squared | |
| 52 | 17 |  | The Science of Everything Podcast | James Fodor | |
| 53 | 25 |  | From The Shadows | Shane Grove | |
| 54 | 31 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 56 | — |  | Untold Radio Network | Untold Radio Network | |
| 56 | 7 | D | Deep Science | Deutschlandfunk | |
| 57 | 15 | B | Brain Matters | Brain Matters Neuroscience | |
| 58 | 3 | H | History of the Earth | Richard I. Gibson | |
| 58 | 19 | C | CoreBrain Journal | Dr Charles Parker | |
| 59 | 15 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 59 | 29 | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 60 | 23 |  | Strange Animals Podcast | Katherine Shaw | |
| 60 | 19 | M | Mushroom Revival Podcast | Alex Dorr | |
| 61 | 18 | T | The SAGES Climate Science Podcast | SAGES | |
| 62 | 9 |  | Science unscripted | DW | |
| 62 | 16 | E | Ecology Everywhere | Ecology Everywhere | |
| 63 | 16 |  | Patient Zero | NHPR | |
| 63 | 6 | A | Arthro-Pod | Jonathan Larson | |
| 64 | 16 | W | Whale Tales Podcast | Whale Tales | |
| 64 | — | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 65 | 4 | M | Murmurations, le podcast qui donne la parole aux activistes du vivant. | Hélène Rock | |
| 65 | 6 | F | Faith and Science | 3ABN Australia Radio | |
| 66 | 1 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 66 | 15 | S | Sapphire Planet | LA Talk Radio | |
| 67 | 1 | M | Motivational Interviewing & Beyond | Joel Porter & Steve Rollnick | |
| 68 | 1 | B | Branch Out | Botanic Gardens of Sydney | |
| 68 | 34 |  | Paleo Nerds | paleonerds | |
| 69 | 33 | I | Into The Paranormal, Podcast With Tony Brueski | Real Story Media | |
| 70 | 2 | B | Botany One | Botany One weblog | |
| 71 | 8 | T | The Creator Revealed | 3ABN Australia Radio | |
