| 1 | 13 |  | Making Sense with Sam Harris | Sam Harris | |
| 2 | 29 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 3 | — |  | The Michael Shermer Show | Michael Shermer | |
| 4 | 57 |  | Speed & Scale | TED | |
| 5 | — | C | Climate Connections | Yale Center for Environmental Communication | |
| 6 | — | S | Sustainability Leaders Series | Yale Center for Business and the Environment | |
| 7 | 6 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 8 | 6 | P | PRIO's Peace in a Pod | Peace Research Institute Oslo | |
| 9 | 6 | S | Simplifying Complexity | Sean Brady from Brady Heywood | |
| 10 | 6 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 11 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 12 | 5 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 13 | 7 |  | Curious Cases | BBC Radio 4 | |
| 14 | 6 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 15 | 6 |  | Why Do We Do That? | BBC Radio 4 | |
| 16 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 17 | 22 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 18 | 8 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 19 | 7 |  | Science Weekly | The Guardian | |
| 20 | 7 |  | Science Vs | Spotify Studios | |
| 21 | 4 |  | Unexplainable | Vox | |
| 22 | 6 |  | Radiolab | WNYC Studios | |
| 23 | 3 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 24 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 25 | 10 |  | SciShow Tangents | Complexly | |
| 26 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 27 | 4 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 28 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 29 | 10 |  | Drilled | Pushkin Industries | |
| 30 | 10 | E | ECDC: On Air | European Centre for Disease Prevention and Control | |
| 31 | 114 |  | Origin Stories | The Leakey Foundation | |
| 32 | 9 |  | Short Wave | NPR | |
| 33 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 34 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 35 | 10 | 2 | 24/7 | Beggi Ólafs | |
| 36 | 18 | H | Hyde Park Civilizace | Česká televize | |
| 37 | 7 |  | The Common Descent Podcast | Common Descent | |
| 38 | 17 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 39 | 28 |  | Big Picture Science | Big Picture Science | |
| 40 | 9 |  | The Plodcast | Our Media | |
| 41 | 48 |  | Astrum Space | Astrum | |
| 42 | 48 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 43 | 121 |  | Historien om alt | Podimo | |
| 44 | — |  | New Books in Psychoanalysis | Marshall Poe | |
| 45 | 18 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 46 | — |  | Are We There Yet? | Central Florida Public Media | |
| 47 | 12 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 48 | 19 | D | Dagbók Urriða | Ólafur Guðbjartsson | |
| 49 | 11 |  | Ground Truths | Eric Topol | |
| 50 | 17 |  | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 51 | 4 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 52 | 78 |  | The Micah Hanks Program | Micah Hanks | |
| 53 | 94 |  | RumSnak | Tina Ibsen + Anders Høeg Nissen | |
| 54 | — | D | Digging a Hole: The Legal Theory Podcast | Digging a Hole Podcast | |
| 55 | — | C | Chasing Consciousness | Freddy Drabble | |
| 56 | 21 |  | This Week in Virology | Vincent Racaniello | |
| 57 | 11 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 58 | 22 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 59 | 11 |  | Discovery | BBC World Service | |
| 60 | 23 |  | Science Friday | Science Friday and WNYC Studios | |
| 61 | 27 | F | Farming Today | BBC Radio 4 | |
| 62 | 91 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 63 | 23 |  | Universe Today Podcast | Fraser Cain | |
| 64 | 22 |  | You Are Not So Smart | You Are Not So Smart | |
| 65 | 19 | W | Waterlands | Wildfowl & Wetlands Trust | |
| 66 | 23 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 67 | 23 |  | All In The Mind | ABC | |
| 68 | 23 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 69 | 15 |  | More or Less | BBC Radio 4 | |
| 70 | 20 |  | Expanded Perspectives | Expanded Perspectives | |
| 71 | 20 |  | The Sustainability Agenda | Fergal Byrne | |
| 72 | 20 |  | The House of Pod | Kaveh MD | |
| 73 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 74 | 8 | M | Manifesting Your Reality-The Law Of Assumption | Kimberly McComas | |
| 75 | 19 |  | Robinson's Podcast | Robinson Erhardt | |
| 76 | 21 | W | Why We Care | Tiphaine Marie | |
| 77 | 84 |  | Espacio en blanco | Radio Nacional | |
| 78 | 117 |  | Das Wissen | SWR | SWR | |
| 79 | — | T | The We Society | AcSS | |
| 80 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 81 | 24 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 82 | 24 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 83 | 23 |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 84 | 22 |  | The Bulletproof Musician | Noa Kageyama | |
| 85 | 22 | U | Understanding Wind Energy | Oliver Graybill-Roberts | |
| 86 | 12 |  | Sostanze | Stefania Bonan | |
| 87 | 12 | W | World Resources Institute Podcasts Plus | WRI's Big Ideas Into Action podcast | |
| 88 | 24 |  | Safety Third | Safety Third | |
| 89 | 16 |  | The Climate Question | BBC World Service | |
| 90 | 21 |  | Need To Know | Bryce Zabel | |
| 91 | 21 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 92 | 21 |  | Green Dreamer: Seeding change towards collective healing, sustainability, regeneration | kaméa chayne | |
| 93 | 21 |  | Unexpected Elements | BBC World Service | |
| 94 | 18 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 95 | 18 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 96 | 18 |  | Nature Podcast | Springer Nature Limited | |
| 97 | 18 |  | UFO Chronicles Podcast | Nik Hunter | |
| 98 | 18 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 99 | 18 | F | Fossils and Fiction | Travis Holland and Alyssa Fjeld. | |
| 100 | 18 |  | TOP TO TOE | THE STANDARD | |
