| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 3 |  | Radiolab | WNYC Studios | |
| 4 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 26 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 6 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | 73 |  | The Life Scientific | BBC Radio 4 | |
| 8 | 3 |  | The world, the universe and us | New Scientist | |
| 9 | 6 |  | Curious Cases | BBC Radio 4 | |
| 10 | 8 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 11 | 165 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 12 | 112 |  | Need To Know | Bryce Zabel | |
| 13 | 15 |  | More or Less | BBC Radio 4 | |
| 14 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 15 | — |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 16 | — | P | Prison Breakdown | Professors Eric Bronson & Beck Strah | |
| 17 | 31 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 18 | 11 |  | Origin Stories | The Leakey Foundation | |
| 19 | 11 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 20 | 56 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 21 | 69 |  | Why Do We Do That? | BBC Radio 4 | |
| 22 | 12 |  | Science Weekly | The Guardian | |
| 23 | 14 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 24 | — | C | CountryWide | RTÉ Radio 1 | |
| 25 | 6 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 26 | 134 | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 27 | 15 |  | Ologies with Alie Ward | Alie Ward | |
| 28 | 14 |  | The Climate Question | BBC World Service | |
| 29 | 162 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 30 | — | L | Living Mirrors with Dr. James Cooke | Dr. James Cooke | |
| 31 | — | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 32 | — |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 33 | — | C | Consciousness and the Bicameral Mind - The Julian Jaynes Society Podcast | Julian Jaynes Society | |
| 34 | — |  | Small Steps, Giant Leaps | National Aeronautics and Space Administration (NASA) | |
| 35 | — |  | BIOACTIVE | Riley D. Kirk, Ph.D. | |
| 36 | — | M | Making Sense with Sam Harris | 5 minute podcast summaries | 5 minute podcast summaries | |
| 37 | 24 | T | The GP Podcast by Northdoc | Liam Quinn | |
| 38 | — | W | Wilder Podcast | Grange Project | |
| 39 | — | I | Inside Sport Science | Inside Sport Science | |
| 40 | — | V | Vědátor | Vědátor_cz | |
| 41 | — | V | Veda na dosah | CVTI SR | |
| 42 | — | F | FOAMmedic podcast | FOAMmedic podcast | |
| 43 | 18 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 44 | 29 | T | The Dairy Trail | Agriland Media | |
| 45 | 29 |  | Speaking of Psychology | American Psychological Association | |
| 46 | 29 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 47 | 26 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 48 | 28 |  | Science Vs | Spotify Studios | |
| 49 | 26 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 50 | 28 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 51 | 27 |  | New Books in Psychoanalysis | Marshall Poe | |
| 52 | 26 |  | Great Mysteries of Physics | The Conversation | |
| 53 | 6 |  | BBC Inside Science | BBC Radio 4 | |
| 54 | 27 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 55 | 25 |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 56 | 24 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 57 | 28 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 58 | 23 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 59 | 21 |  | Brain Science with Ginger Campbell, MD: Neuroscience for Everyone | Ginger Campbell, MD | |
| 60 | 18 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 61 | 27 | T | Two Paeds In A Pod | Dr Ian Lewins | |
| 62 | 26 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 63 | 30 | T | This Outside Life | Laurie Kehler | |
| 64 | 23 | C | Cultures of Assembly | Master in Architecture. University of Luxembourg | |
| 65 | 28 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 66 | 27 |  | This Week in Neuroscience | Vincent Racaniello | |
| 67 | 27 | T | This Natural Life | BBC Radio 4 | |
| 68 | 26 | T | The Cancer Researcher Podcast | The European Association for Cancer Research (EACR) | |
| 69 | 26 |  | Policy for the Planet | Peterson Institute for International Economics | |
| 70 | 26 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 71 | 26 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 72 | 26 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 73 | 19 |  | Discovery | BBC World Service | |
| 74 | 84 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 75 | 26 |  | Speed & Scale | TED | |
| 76 | 26 |  | The Psychology Podcast | iHeartPodcasts | |
| 77 | 74 |  | CrowdScience | BBC World Service | |
| 78 | 27 |  | Unexplainable | Vox | |
| 79 | 26 |  | Science Magazine Podcast | Science Magazine | |
| 80 | 28 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 81 | 2 |  | Unexpected Elements | BBC World Service | |
| 82 | 27 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 83 | 27 |  | The Michael Shermer Show | Michael Shermer | |
| 84 | 27 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 85 | 8 |  | Science In Action | BBC World Service | |
| 86 | 14 | H | How I Wrote This | Brett Gordon and Karen Winterich | |
| 87 | 20 | T | Tom Nelson | Thomas Nelson | |
| 88 | 30 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 89 | 27 |  | The Answer Is Transaction Costs | Michael Munger | |
| 90 | 31 | P | Psych | David Pizarro | |
| 91 | 31 |  | Templeton Ideas Podcast | John Templeton Foundation | |
| 92 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 93 | 32 | T | The Climate Ambassador Podcast | The Climate Ambassador Podcast | |
| 94 | 31 |  | The Astrophysics Podcast | Paul Duffell | |
| 95 | 31 | D | Discovering Us | The Leakey Foundation | |
| 96 | 31 | B | Best Medicine | BBC Radio 4 | |
| 97 | 22 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 98 | 32 | D | Discovery Matters | Discovery Matters | |
| 99 | 30 | T | The Sociology Show | Matthew Wilkin | |
| 100 | 32 | P | PsychCrunch | The British Psychological Society Research Digest | |
