| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | A Question of Science | The Francis Crick Institute | |
| 3 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 3 | 1 |  | Science Weekly | The Guardian | |
| 5 | — |  | More or Less | BBC Radio 4 | |
| 6 | 5 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 6 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 6 | 9 |  | Ologies with Alie Ward | Alie Ward | |
| 6 | 1 |  | Radiolab | WNYC Studios | |
| 7 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 8 | 11 |  | Science Vs | Spotify Studios | |
| 9 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 9 | 5 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 10 | 4 |  | The world, the universe and us | New Scientist | |
| 10 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 12 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 12 | 2 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 15 | — |  | Where The Wild Thoughts Are | Jo Marchant | |
| 16 | 7 |  | Overshoot: Navigating a world beyond 1.5°C | Planet B Productions | |
| 18 | 10 |  | Oceanography | Pine Forest Media | |
| 18 | 4 |  | Naturebang | BBC Radio 4 | |
| 20 | 39 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 20 | 2 |  | Nature Podcast | Springer Nature Limited | |
| 20 | 18 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 21 | 14 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 21 | — |  | Our Common Nature | Seamus Donahoe & John Mulligan | |
| 22 | 8 | C | CountryWide | RTÉ Radio 1 | |
| 23 | 6 |  | Why Do We Do That? | BBC Radio 4 | |
| 23 | 27 | S | Sweet Little Human | Orkan Media | |
| 24 | 11 |  | A Life More Wild | Canopy & Stars | |
| 24 | 28 | W | What Are We Like | Áine Maher & Ruth Jephson | |
| 24 | 5 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 25 | 10 |  | That's Just Wild | Fresh Air | |
| 25 | 4 |  | Unexplainable | Vox | |
| 26 | 70 |  | Ancient Aliens | PodcastOne | |
| 26 | 5 |  | CrowdScience | BBC World Service | |
| 27 | — |  | GraveYard Tales | Adam Ballinger & Matt Rudolph | |
| 27 | 95 |  | Speaking of Psychology | American Psychological Association | |
| 27 | 71 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 27 | — |  | Physics World Weekly Podcast | Physics World | |
| 28 | — | T | This Natural Life | BBC Radio 4 | |
| 29 | 8 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 29 | 20 | N | New Scientist Weekly | New Scientist | |
| 29 | — | I | Irish Wildlife Trust | Irish Wildlife Trust | |
| 30 | 127 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 30 | 12 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 30 | — | E | EBPOT Podcast | Kim Griffin | |
| 31 | 5 | T | The Naked Mole Rat | libo/libo | |
| 32 | 158 |  | Win-Win with Liv Boeree | Liv Boeree | |
| 33 | — |  | Permaculture P.I.M.P.cast | Permaculture P.I.M.P.cast | |
| 33 | 3 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 33 | 113 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 34 | 5 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 35 | 46 |  | This Week in Microbiology | Vincent Racaniello | |
| 35 | — | E | Economics In Ten | Economics In Ten | |
| 36 | — |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 36 | 2 |  | BBC Inside Science | BBC Radio 4 | |
| 37 | 6 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 37 | — | T | The Sod Pod | Grassland Agro | |
| 38 | 14 |  | Accidental Gods | Accidental Gods | |
| 38 | — |  | When Science Finds a Way | Wellcome | |
| 39 | 11 | F | Full PreFrontal: Exposing the Mysteries of Executive Function | Sucheta Kamath | |
| 39 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 40 | 9 |  | Universe Today Podcast | Fraser Cain | |
| 40 | 19 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 40 | — | S | Science From The Fringe Podcast | Science From The Fringe | |
| 40 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 41 | — | M | Mind to Mind | Keith Frankish | |
| 41 | 12 |  | Overheard at National Geographic | National Geographic | |
| 42 | 6 | B | BirdSong Podcast | BirdSong Podcast | |
| 43 | 14 | C | Chasing Consciousness | Freddy Drabble | |
| 43 | — | T | The Vet Pod | The Vet Pod | |
| 44 | 19 | I | In Your Nature | By BirdWatch Ireland | |
| 44 | 10 | B | Boring History for Sleep | Velvet | |
| 44 | — | T | The Living Soil Podcast | Grass Roots | |
| 45 | 15 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 46 | 21 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 47 | — | 一 | 一口經濟學 bitesize economics | Charles Liao | |
| 47 | 19 |  | Mongabay Newscast | Mongabay.com | |
| 48 | 17 |  | Science In Action | BBC World Service | |
| 49 | 13 | B | Bee Love Beekeeping... presented by Mann Lake | Eric Bennett | |
| 50 | — | M | MDS Podcast | International Parkinson and Movement Disorder Society | |
| 50 | — | T | The Fascia Guide | thefasciaguide | |
| 51 | — | F | Feet on the Soil | Soil Boy | |
| 51 | 9 |  | A hombros de gigantes | Radio 5 | |
| 52 | — |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 53 | 15 | C | Cosmic Corner | Paul Evans & Sinéad Mannion | |
| 54 | 28 | T | The Climate Ambassador Podcast | The Climate Ambassador Podcast | |
| 55 | 22 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 56 | — | B | Breakthroughs | Pfizer | |
| 58 | — |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 59 | 21 |  | Blurry Creatures | Blurry Creatures | |
| 60 | — | O | OldPreMeds Podcast | Ryan Gray | |
| 62 | 17 |  | That UFO Podcast | That UFO Podcast | |
| 64 | 31 | N | Naturefile | RTÉ lyric fm | |
| 65 | 30 |  | All In The Mind | ABC | |
| 66 | 18 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 66 | — |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 67 | 16 |  | Drilled | Pushkin Industries | |
| 68 | — | S | Short Science Explained | Akoya Blake | |
