| 1 | — |  | The Common Descent Podcast | Common Descent | |
| 2 | — | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 3 | — |  | Ground Truths | Eric Topol | |
| 4 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 5 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 6 | 1 |  | More or Less | BBC Radio 4 | |
| 7 | 1 | M | Manifesting Your Reality-The Law Of Assumption | Kimberly McComas | |
| 8 | 1 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 9 | 4 |  | Radiolab | WNYC Studios | |
| 10 | — |  | Sostanze | Stefania Bonan | |
| 11 | — | W | World Resources Institute Podcasts Plus | WRI's Big Ideas Into Action podcast | |
| 12 | 3 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 13 | 1 |  | The Climate Question | BBC World Service | |
| 14 | 1 | W | Waterlands | Wildfowl & Wetlands Trust | |
| 15 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 16 | 2 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 17 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 18 | 6 |  | Videnskabeligt Udfordret | Mark Lyng, Flemming Damgaard, Nikolaj V. Hansen | |
| 19 | 3 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 20 | 3 | H | Hyde Park Civilizace | Česká televize | |
| 21 | 32 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 22 | — |  | The Wild with Chris Morgan | KUOW News and Information | |
| 23 | 6 |  | Unexplainable | Vox | |
| 24 | 61 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 25 | 1 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 26 | 1 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 27 | 12 |  | Short Wave | NPR | |
| 28 | 18 |  | Speaking of Psychology | American Psychological Association | |
| 29 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 30 | 60 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 31 | 7 |  | Science Weekly | The Guardian | |
| 32 | 13 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 33 | 78 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 34 | 140 | K | K9 Conservationists | Kayla Fratt | |
| 35 | — | J | Just the Zoo of Us | Ellen & Christian Weatherford | |
| 36 | 1 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 37 | 22 | D | Don't Panic Geocast | John Leeman and Shannon Dulin | |
| 38 | 5 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 39 | 137 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 40 | — |  | Meet the Farmers | Ben Eagle, RuralPod Media | |
| 41 | — | M | Mind Body Health & Politics | Richard L. Miller | |
| 42 | 22 |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 43 | 27 |  | Ologies with Alie Ward | Alie Ward | |
| 44 | 34 |  | Why Do We Do That? | BBC Radio 4 | |
| 45 | 13 |  | Science Friday | Science Friday and WNYC Studios | |
| 46 | 70 |  | The Plodcast | Our Media | |
| 47 | 70 |  | Historien om alt | Podimo | |
| 48 | 73 |  | Curious Cases | BBC Radio 4 | |
| 49 | 24 | 2 | 24/7 | Beggi Ólafs | |
| 50 | 24 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 51 | 21 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 52 | 75 |  | Invictus Reviews | Mel Herbert | |
| 53 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 54 | 26 |  | NRC Onbehaarde Apen | NRC | |
| 55 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 56 | 4 |  | Cool Worlds Podcast | coolworldslab | |
| 57 | 13 | E | Experimentet: Det sista pillret | Tredje Statsmakten Media och Perfect Day | |
| 58 | 13 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 59 | 28 |  | This Week in Virology | Vincent Racaniello | |
| 60 | 26 |  | Origin Stories | The Leakey Foundation | |
| 61 | — |  | Speed & Scale | TED | |
| 62 | 26 |  | BBC Inside Science | BBC Radio 4 | |
| 63 | 26 |  | The Bulletproof Musician | Noa Kageyama | |
| 64 | 29 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 65 | 25 |  | Ask a Spaceman! | Paul M. Sutter | |
| 66 | 25 |  | Invisibilia | NPR | |
| 67 | 25 |  | HOLOSKY PODCAST | Holosky Podcast | |
| 68 | 25 | N | New Books in Political Science | New Books Network | |
| 69 | 11 |  | Apparently invisible. Chemistry in ceramics. | Zschimmer & Schwarz Ceramco | |
| 70 | 23 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 71 | 23 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 72 | 23 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 73 | 23 |  | The Hydrogen Podcast | Paul Rodden | |
| 74 | — | P | Physics World Stories Podcast | Physics World | |
| 75 | 24 |  | UFO Chronicles Podcast | Nik Hunter | |
| 76 | 24 |  | CrowdScience | BBC World Service | |
| 77 | 23 |  | All In The Mind | ABC | |
| 78 | 23 | T | The Dissenter | Ricardo Lopes | |
| 79 | 22 |  | Paranormal Portal | Brent Thomas | |
| 80 | 12 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 81 | 12 |  | Better Brain Fitness (a Brainjo Production) | Josh Turknett, MD | |
| 82 | 21 | N | Naturmorgon | Sveriges Radio | |
| 83 | 21 |  | Mysterious Universe | 8th Kind | |
| 84 | 21 |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 85 | 14 |  | Discovery | BBC World Service | |
| 86 | 14 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 87 | 23 |  | Flash Forward | Rose Eveleth | |
| 88 | 23 |  | Science In Action | BBC World Service | |
| 89 | 23 |  | Dr Karl Podcast | triplej | |
| 90 | 23 |  | This Week in Cardiology | Medscape | |
| 91 | 10 | G | Genetic Sounds | The European Society of Human Genetics | |
| 92 | 19 |  | The Big Disaster: The Big Burn | LAist Studios | |
| 93 | 19 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
| 94 | 19 |  | The Micah Hanks Program | Micah Hanks | |
| 95 | 19 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 96 | 19 |  | Nature Podcast | Springer Nature Limited | |
| 97 | 18 |  | Bigfoot Society | Jeremiah Byron | |
| 98 | 18 | M | MitoAction Expert Series | MitoAction | |
| 99 | 17 |  | Das Wissen | SWR | SWR | |
| 100 | 17 |  | The Astrophysics Podcast | Paul Duffell | |
