| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 2 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | — |  | The Common Descent Podcast | Common Descent | |
| 6 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 6 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 6 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 8 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 9 | 3 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 10 | 3 |  | Ask a Spaceman! | Paul M. Sutter | |
| 10 | 1 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 11 | 9 |  | The Numberphile Podcast | Brady Haran | |
| 12 | 1 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 12 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 14 | — |  | The Science of Everything Podcast | James Fodor | |
| 14 | 1 |  | The Science Show | ABC | |
| 15 | — |  | Paranormal Portal | Brent Thomas | |
| 16 | 1 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 18 | — | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 20 | 1 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 21 | 4 |  | Origin Stories | The Leakey Foundation | |
| 21 | 5 |  | Robinson's Podcast | Robinson Erhardt | |
| 22 | 7 |  | Manifold | Steve Hsu | |
| 23 | 6 | W | What The Duck?! | ABC | |
| 23 | 3 |  | Strange Animals Podcast | Katherine Shaw | |
| 23 | — | T | Tom Nelson | Thomas Nelson | |
| 23 | 6 |  | Main Engine Cut Off | Anthony Colangelo | |
| 24 | 1 |  | Eons: Surviving Deep Time | PBS | |
| 24 | 4 |  | MonsterTalk | Blake Smith | |
| 25 | 6 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 25 | 13 | T | The Pasture Pod | Michael Blanche | |
| 26 | 7 | P | Palaeocast | Palaeocast | |
| 26 | 2 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 28 | 6 | S | SETI Live | SETI Institute | |
| 29 | — |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 29 | 6 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 30 | 17 | A | AnthroBiology Podcast | Gaby Lapera | |
| 31 | — | S | Spooky Science Sisters | Evergreen Podcasts | Killer Podcasts | |
| 31 | 3 |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 32 | 7 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 32 | 1 |  | 6 Ranch Podcast | James Nash | |
| 33 | — | O | Oxford Sparks Big Questions | Oxford Sparks | |
| 33 | 3 |  | Most Terrifying Places in America | Travel Channel | |
| 34 | 127 | 6 | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | |
| 35 | 43 |  | Outside/In | NHPR | |
| 36 | — | M | Met Office - Podcasts | Met Office | |
| 37 | — | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 37 | 4 |  | BirdNote Daily | BirdNote | |
| 38 | — | T | The Deep Dive Lab: Unraveling Materials Science | Son Hoang | |
| 39 | 12 |  | Brain Inspired | Paul Middlebrooks | |
| 39 | 74 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 40 | — | V | Volcanoes | National Park Service | |
| 40 | 9 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 41 | 5 | S | Sekcja teorii spiskowych. Podcast Crazy Nauka | Polskie Radio S.A. | |
| 42 | 8 |  | From The Shadows | Shane Grove | |
| 42 | 141 | A | Asimov Press | Asimov Press | |
| 44 | 5 | T | The Immunology Podcast | The Immunology Podcast | |
| 44 | 57 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 45 | — | P | ParaPods.com | Unknown | |
| 45 | — | Б | Буде тобі наука | Kunsht/Куншт | |
| 47 | 4 | Y | YourForest | Matthew Kristoff | |
| 48 | 15 | M | Making Science with Tom Whipple | The Times | |
| 48 | 7 | N | Naked Scientists NewsFLASH | Dr Chris Smith | |
| 49 | 7 | - | - Darwin Festival 2009 from the Naked Scientists | Dr Chris Smith | |
| 50 | 7 | L | Les grandes étapes de la vie | France Inter | |
| 50 | 7 | E | Eureka! | Stak | |
| 51 | — | A | Applied Mycology | Applied Mycology | |
| 51 | 7 | S | Science Underground | Ainissa Ramirez | |
| 52 | — | Z | ZSL Wild Science Podcast | Zoological Society of London | |
| 54 | 22 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 58 | 18 | N | New Books in Environmental Studies | Marshall Poe | |
| 59 | 32 | S | Science(ish) | Auddy | |
| 60 | — | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 61 | 25 | T | The Basement Hangout | The Basement Hangout | |
| 62 | 17 |  | Paleo Nerds | paleonerds | |
| 63 | 13 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 63 | 10 | ع | عصر حجر | Siavash Saffarianpour | |
| 63 | 3 | V | Viced Rhino: The Podcast | Viced Rhino | |
| 63 | 14 |  | BrainStuff | iHeartPodcasts | |
| 64 | 11 | K | Kozmofizika | Dávid Gyula | |
| 65 | 24 | T | The Nature Show | Inspire FM | |
| 66 | 22 | T | The SAGES Climate Science Podcast | SAGES | |
| 67 | 21 | M | Microbe Talk | Microbiology Society | |
| 68 | 14 |  | Cryptid Creatures | Brian Brock/Todd Stevens | |
| 69 | 18 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 69 | 20 | T | The Behavioural Ecology and Evolution Podcast (the Beepcast) | noreply@blogger.com (Unknown) | |
| 72 | 20 | G | Green Corridors: Tune in to Nature | St Nicks | |
| 74 | 24 | A | Around the World in 80 Trees | Jonathan Drori, Mike Greenwood | |
| 75 | 7 | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 76 | 17 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 77 | 21 | 不 | 不成气候No Such Climate | 不成气候NoSuchClimate | |
| 77 | 11 | C | CountryWide | RTÉ Radio 1 | |
| 78 | 10 |  | ExtinctZoo | ExtinctZoo | |
| 79 | 13 | T | The Genetics Podcast | Sano Genetics | |
| 80 | 4 |  | Untold Radio Network | Untold Radio Network | |
| 81 | 20 | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 82 | 19 | T | The Field Guides | The Field Guides | |
| 83 | 13 | M | Mendelspod Podcast | Theral Timpson | |
| 84 | 19 | O | On the horizon with Glenn and Henry | Glenn Kirby | |
