| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 2 | — |  | More or Less | BBC Radio 4 | |
| 4 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 5 | 1 |  | Science Weekly | The Guardian | |
| 5 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 1 | B | Boring History for Sleep | Velvet | |
| 6 | — |  | Curious Cases | BBC Radio 4 | |
| 9 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 9 | 1 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 11 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 12 | 5 |  | Making Sense with Sam Harris | Sam Harris | |
| 12 | 1 |  | BBC Inside Science | BBC Radio 4 | |
| 13 | 6 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 14 | 2 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 16 | 6 |  | Unexplainable | Vox | |
| 17 | 4 | C | CountryWide | RTÉ Radio 1 | |
| 18 | 1 | N | Naturefile | RTÉ lyric fm | |
| 18 | 4 |  | The world, the universe and us | New Scientist | |
| 19 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 19 | — |  | CrowdScience | BBC World Service | |
| 20 | 21 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 20 | 2 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 21 | 1 |  | Astrum Space | Astrum | |
| 21 | 15 |  | Science Vs | Spotify Studios | |
| 22 | — |  | The Life Scientific | BBC Radio 4 | |
| 22 | 4 |  | You Are Not So Smart | You Are Not So Smart | |
| 24 | 11 |  | The Psychology Podcast | iHeartPodcasts | |
| 24 | — |  | Accidental Gods | Accidental Gods | |
| 25 | 2 |  | Science In Action | BBC World Service | |
| 25 | — |  | Babbage from The Economist | The Economist | |
| 26 | — |  | Speaking of Psychology | American Psychological Association | |
| 26 | 2 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 26 | 1 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 27 | 6 |  | Scotland Outdoors | BBC Radio Scotland | |
| 27 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 27 | 9 |  | Unexpected Elements | BBC World Service | |
| 27 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 28 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 29 | 11 |  | Discovery | BBC World Service | |
| 31 | 33 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 33 | 7 |  | Naturebang | BBC Radio 4 | |
| 35 | 46 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 36 | — |  | BirdNote Daily | BirdNote | |
| 37 | 66 | S | See See by Ceci | Dr. Cecilia Ponce Rivera | |
| 38 | 17 |  | Overheard at National Geographic | National Geographic | |
| 39 | 35 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 39 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 39 | — |  | ExtinctZoo | ExtinctZoo | |
| 40 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 40 | — |  | The Quanta Podcast | Quanta Magazine | |
| 41 | 50 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 42 | 10 |  | A Question of Science | The Francis Crick Institute | |
| 42 | 13 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 42 | 14 |  | That UFO Podcast | That UFO Podcast | |
| 43 | — |  | Почему мы еще живы | libo/libo | |
| 43 | 6 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 44 | 11 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 45 | 13 |  | The Plodcast | Our Media | |
| 46 | 86 |  | Planet Em | Emily McDonald | |
| 47 | — |  | Голый землекоп | libo/libo | |
| 48 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 50 | 19 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 51 | — | E | Elements | BBC World Service | |
| 53 | 7 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 53 | 133 | T | The Immaculate Deception | Somethin' Else / Sony Music Entertainment | |
| 54 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 54 | 23 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 55 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 55 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 56 | 8 |  | All In The Mind | ABC | |
| 58 | 5 |  | Somewhere in the Skies | SpectreVision Radio | |
| 59 | 11 | T | This Natural Life | BBC Radio 4 | |
| 59 | — | F | Feet on the Soil | Soil Boy | |
| 59 | 7 | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 60 | 26 |  | Science Friday | Science Friday and WNYC Studios | |
| 61 | — | N | New Books in Political Science | New Books Network | |
| 62 | 33 |  | Instant Genius | Our Media | |
| 62 | 12 | T | The Physio Matters Podcast | Jack Chew | |
| 63 | — |  | UFO Chronicles Podcast | Nik Hunter | |
| 64 | 14 |  | Operation Night Cat | New Hampshire Public Radio | |
| 64 | 7 |  | The Astrophysics Podcast | Paul Duffell | |
| 64 | 38 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 65 | 20 |  | Living Planet | DW | |
| 65 | 26 | N | New Books in Psychology | Marshall Poe | |
| 66 | 16 | N | NonTrivial | Sean McClure | |
| 66 | 1 |  | Cities 1.5 | University of Toronto Press | |
| 67 | — |  | Strange and Unexplained | Cristina Gomez | |
| 68 | 15 |  | The Episodic Table of Elements | T. R. Appleton | |
| 69 | 22 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 69 | 15 | B | Beneath the Canopy Nature Connection | Orlagh and Cat | |
| 70 | 26 | P | Psychotherapy and Applied Psychology | Dr. Daniel W Cox | |
| 70 | 12 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 72 | 34 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 72 | 7 | T | The Climate Show | Berg-Streaming | |
| 74 | 4 | F | Farming Today | BBC Radio 4 | |
| 75 | 21 |  | Mysterious Universe | 8th Kind | |
| 75 | 47 | T | The Fascia Guide | thefasciaguide | |
| 75 | 11 |  | Ask MIT Climate | MIT Climate Project | |
