| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 2 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | — |  | Science Weekly | The Guardian | |
| 5 | 3 |  | More or Less | BBC Radio 4 | |
| 6 | — |  | Curious Cases | BBC Radio 4 | |
| 6 | 2 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 6 | 1 | B | Boring History for Sleep | Velvet | |
| 9 | — |  | Ologies with Alie Ward | Alie Ward | |
| 9 | — | F | Futureproof with Jonathan McCrea | Newstalk | |
| 10 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 10 | 4 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 13 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 13 | 7 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 14 | 2 |  | Unexplainable | Vox | |
| 16 | 3 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 16 | 2 |  | The world, the universe and us | New Scientist | |
| 18 | 3 |  | Astrum Space | Astrum | |
| 19 | 2 | C | CountryWide | RTÉ Radio 1 | |
| 19 | 10 |  | Discovery | BBC World Service | |
| 20 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 20 | 13 |  | Naturebang | BBC Radio 4 | |
| 21 | 2 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 22 | 17 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 23 | 93 |  | The Climate Question | BBC World Service | |
| 23 | 4 |  | CrowdScience | BBC World Service | |
| 23 | 41 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 23 | 37 |  | Science Friday | Science Friday and WNYC Studios | |
| 24 | 14 |  | Overheard at National Geographic | National Geographic | |
| 25 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 25 | 17 |  | A Question of Science | The Francis Crick Institute | |
| 25 | 4 |  | Science Vs | Spotify Studios | |
| 26 | 33 | T | This Natural Life | BBC Radio 4 | |
| 27 | 9 | N | Naturefile | RTÉ lyric fm | |
| 28 | 6 |  | You Are Not So Smart | You Are Not So Smart | |
| 31 | 46 | T | The Two Jonnies Podcast | jonnyrankin | |
| 31 | 11 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 32 | 5 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 33 | 7 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 34 | 10 |  | The Psychology Podcast | iHeartPodcasts | |
| 35 | 37 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 35 | 91 | N | New Scientist Weekly | New Scientist | |
| 37 | 15 |  | The Life Scientific | BBC Radio 4 | |
| 37 | 10 |  | The Michael Shermer Show | Michael Shermer | |
| 38 | 11 |  | Unexpected Elements | BBC World Service | |
| 38 | — |  | How We're Wired | The Bertarelli Foundation | |
| 39 | — |  | Shot At Love | Kerry Brett | |
| 40 | 15 |  | Babbage from The Economist | The Economist | |
| 41 | 16 |  | Science In Action | BBC World Service | |
| 42 | 18 |  | Accidental Gods | Accidental Gods | |
| 43 | 8 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 45 | 128 | T | The Vet Pod | The Vet Pod | |
| 46 | 18 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 46 | 1 |  | The Plodcast | Our Media | |
| 47 | — |  | Native Plants, Healthy Planet | Pinelands Nursery, Bleav | |
| 47 | 6 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 49 | — |  | The Brain Health Revolution Podcast | The Brain Docs | |
| 49 | 7 |  | That UFO Podcast | That UFO Podcast | |
| 50 | 11 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 51 | 134 |  | Settle the Stars: The Science of Space Exploration | Edgeworks Nebula | |
| 51 | 14 | S | See See by Ceci | Dr. Cecilia Ponce Rivera | |
| 51 | — | S | Synaptic | The Transmitter | |
| 52 | — | S | Social Pedagogy | Rob Eaglesfield | |
| 52 | — | T | The Amp Hour Electronics Podcast | The Amp Hour (Chris Gammell and David L Jones) | |
| 52 | 6 |  | Planet Em | Emily McDonald | |
| 52 | 16 |  | BirdNote Daily | BirdNote | |
| 53 | 14 |  | ExtinctZoo | ExtinctZoo | |
| 53 | — | S | Social Pedagogy Explained! | Imani Burnett | |
| 54 | — | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 54 | — | A | Audio research news | The Transmitter | |
| 55 | — | T | The Transmitter stories | The Transmitter | |
| 55 | — |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 56 | 13 |  | Почему мы еще живы | libo/libo | |
| 56 | — |  | PeerView Gastroenterology CME/CNE/CPE Audio Podcast | PVI, PeerView Institute for Medical Education | |
| 57 | 53 | I | In Your Nature | By BirdWatch Ireland | |
| 57 | 17 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 57 | — | G | GI Insights | ReachMD | |
| 58 | 10 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 58 | 27 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 58 | — | S | Scientists Who Read | Scientists Who Read | |
| 59 | 19 |  | The Quanta Podcast | Quanta Magazine | |
| 60 | 5 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 61 | — |  | Drilled | Pushkin Industries | |
| 61 | 8 | T | The Immaculate Deception | Somethin' Else / Sony Music Entertainment | |
| 62 | 35 |  | Scotland Outdoors | BBC Radio Scotland | |
| 62 | 9 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 62 | 8 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 63 | 4 | F | Feet on the Soil | Soil Boy | |
| 64 | 3 | N | New Books in Political Science | New Books Network | |
| 64 | 17 |  | Голый землекоп | libo/libo | |
| 66 | — | M | Multiverse 5D @ M5D | Multiverse 5D Network | |
| 67 | — |  | 药厂门口｜Pharma Lobby | Sophie_ss | |
| 68 | 6 | F | Farming Today | BBC Radio 4 | |
| 70 | 1 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 71 | 28 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 72 | 17 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 73 | 15 |  | Somewhere in the Skies | SpectreVision Radio | |
| 74 | 18 |  | All In The Mind | ABC | |
