| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 3 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 4 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 4 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 5 | — |  | The Michael Shermer Show | Michael Shermer | |
| 5 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 7 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 8 | 1 |  | Ask a Spaceman! | Paul M. Sutter | |
| 9 | 3 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 10 | 3 |  | Origin Stories | The Leakey Foundation | |
| 10 | 5 |  | The Common Descent Podcast | Common Descent | |
| 12 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 12 | — |  | Paranormal Portal | Brent Thomas | |
| 12 | 2 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 14 | 3 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 14 | — |  | Backwoods Bigfoot Stories | Backwoods Bigfoot Stories-Bigfoot Encounters | |
| 16 | — |  | Main Engine Cut Off | Anthony Colangelo | |
| 17 | 2 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 17 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 19 | — |  | The Science of Everything Podcast | James Fodor | |
| 19 | 14 | M | Making Science with Tom Whipple | The Times | |
| 20 | 11 | W | Waterfall - Saving Water Podcast | CCW - The Consumer Council For Water | |
| 20 | — |  | Eons: Surviving Deep Time | PBS | |
| 21 | — |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 22 | 7 |  | MonsterTalk | Blake Smith | |
| 23 | 4 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 23 | — | ژ | ژرفا - Zharfa | Alireza Payandeh | |
| 24 | 11 |  | The Science Show | ABC | |
| 24 | 8 | T | The Genetics Podcast | Sano Genetics | |
| 24 | 10 |  | Robinson's Podcast | Robinson Erhardt | |
| 24 | 7 | W | What The Duck?! | ABC | |
| 26 | — | П | правило 34 | Николай | |
| 27 | 8 | P | Palaeocast | Palaeocast | |
| 28 | — | N | NASA ScienceCasts | NASA Science | |
| 28 | 6 | T | Tom Nelson | Thomas Nelson | |
| 28 | 3 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 28 | 29 | S | Saving Salmon | Atlantic Salmon Federation | |
| 29 | — |  | Outside/In | NHPR | |
| 30 | — | T | The Humble Hoof | Alicia Harlov | |
| 32 | 114 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 32 | — | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 33 | — |  | Shark Week: The Podcast | Discovery | |
| 33 | 88 |  | In Research Of | William Blake Smith | |
| 34 | 4 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 34 | — | M | Microbe Talk | Microbiology Society | |
| 35 | — |  | The TiPES Podcast - Tipping points change Earth and climate | tipes | |
| 36 | 8 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 38 | 15 |  | BirdNote Daily | BirdNote | |
| 38 | 14 | M | Met Office - Podcasts | Met Office | |
| 40 | 8 |  | The Numberphile Podcast | Brady Haran | |
| 43 | 14 |  | Manifold | Steve Hsu | |
| 45 | 7 |  | ExtinctZoo | ExtinctZoo | |
| 47 | 13 |  | Ask MIT Climate | MIT Climate Project | |
| 48 | 26 | O | Outdoor Lives by Mike Raine | Mike Raine | |
| 48 | — | E | eanCast: Weekly Neurology | ean.org | |
| 49 | 6 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 50 | — |  | Brain Inspired | Paul Middlebrooks | |
| 51 | — | A | Applied Mycology | Applied Mycology | |
| 51 | 24 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 52 | — | W | Welt der Physik | Podcast | Welt der Physik | |
| 52 | 8 | R | R2Kast - People in Food and Farming/All In | Wallace Currie | |
| 53 | 12 | F | Facet Nation: A Gemmology Podcast | Facet Nation | |
| 53 | 7 |  | Joint Approach | Musculoskeletal Infection Society | |
| 54 | 12 | C | Cryptid Campfire | Cryptid Campfire | |
| 55 | 5 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 55 | 10 | T | The Pasture Pod | Michael Blanche | |
| 55 | 6 | サ | サイエントーク | 研究者レンとイギリス駐在員エマ | |
| 56 | 9 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 56 | 5 | E | Eye On The Night Sky | Vermont Public Radio | |
| 58 | — | Б | Буде тобі наука | Kunsht/Куншт | |
| 58 | 7 | T | The Geothermal Energy Podcast | Frank Lapinski | |
| 59 | — |  | Patient Zero | NHPR | |
| 59 | 29 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 60 | 31 | F | FQxI Podcast | The Foundational Questions Institute | |
| 60 | — | S | SETI Live | SETI Institute | |
| 61 | 6 | Q | Quantum Field Theory with Dr. Rodeny A. Brooks | Dr. Rodney A. Brooks | |
| 61 | — | N | New Books in Science | New Books Network | |
| 62 | 31 | T | The Natural England Hampshire Downs Farmland Conservation Podcast | Robert West | |
| 62 | — | A | Açık Bilim Podcast | Poddict: Tevfik Uyar - Açık Bilim | |
| 63 | — | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 64 | — | H | Habitat loss with David Attenborough | Veer Jain | |
| 65 | — | E | Energised | Intelligence Squared | |
| 66 | 10 |  | Untold Radio Network | Untold Radio Network | |
| 66 | 18 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 67 | — | B | Brain Matters | Brain Matters Neuroscience | |
| 67 | 21 |  | BrainStuff | iHeartPodcasts | |
| 68 | 39 | C | Cows and Effect | Paul Allison and Michael Blanche | |
| 68 | 42 | L | Let's Talk Conservation | Jennifer Choyce | |
| 69 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 70 | — | D | Deep Science | Deutschlandfunk | |
| 71 | — |  | Apes Among Us | NAWAC | |
| 71 | 33 | ع | عصر حجر | Siavash Saffarianpour | |
| 72 | 18 | C | Cheap Astronomy Podcasts | Steve Nerlich | |
| 72 | 44 | T | This Week in Evolution | Vincent Racaniello | |
| 73 | — | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 75 | 40 | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 75 | — | T | The Antarctic Sun Podcast | The Antarctic Sun | |
| 76 | — | C | CoreBrain Journal | Dr Charles Parker | |
| 76 | 43 |  | The Swiss Connection | SWI swissinfo.ch | |
