| 3 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 5 | 1 |  | Instant Genius | Our Media | |
| 6 | 1 |  | Radiolab | WNYC Studios | |
| 8 | 1 |  | Speaking of Psychology | American Psychological Association | |
| 9 | 22 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 11 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 18 | S | Sher Khan | Aaj Tak Radio | |
| 13 | 2 | I | Ideas of India | Mercatus Center at George Mason University | |
| 14 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 18 | 10 |  | Discovery | BBC World Service | |
| 19 | 21 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 22 | 61 |  | Immune | Vincent Racaniello | |
| 23 | 70 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 24 | — |  | How We're Wired | The Bertarelli Foundation | |
| 26 | 5 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 27 | 5 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 28 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 29 | 11 |  | Making Sense with Sam Harris | Sam Harris | |
| 30 | 61 |  | Science Quickly | Scientific American | |
| 31 | 15 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 33 | 38 |  | Seeking A Scientist | KCUR Studios | |
| 35 | 16 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 36 | 88 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 37 | 45 | N | New Books in Political Science | New Books Network | |
| 38 | 9 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 41 | 43 |  | Mysterious Universe | 8th Kind | |
| 42 | 72 |  | The Quanta Podcast | Quanta Magazine | |
| 43 | — |  | Night Science | Itai Yanai & Martin Lercher | |
| 44 | 61 | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
| 45 | 80 |  | The Astrophysics Podcast | Paul Duffell | |
| 48 | 44 |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 49 | — |  | Ask the Naked Scientists | Dr Chris Smith | |
| 50 | 138 |  | The world, the universe and us | New Scientist | |
| 51 | 8 |  | Curious Cases | BBC Radio 4 | |
| 53 | 19 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 57 | 102 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 58 | 31 | R | RadioGraphics Podcast | RSNA | Radiological Society of North America (RSNA) | |
| 59 | 123 | T | The 80,000 Hours Podcast on Artificial Intelligence (September 2023) | 80,000 Hours | |
| 60 | 76 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 62 | 90 | E | Emerging Infectious Diseases | CENTERS FOR DISEASE CONTROL AND PREVENTION | |
| 64 | 90 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 67 | — |  | Sternengeschichten | Florian Freistetter | |
| 68 | 23 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 69 | — |  | Completely Arbortrary | Completely Arbortrary | |
| 71 | 34 | C | Clinical neurology with KD | Krishnadas N C | |
| 72 | — |  | Manifold | Steve Hsu | |
| 74 | 41 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 79 | — |  | NOAA Ocean Podcast | National Ocean Service | |
| 81 | — | O | One Planet Podcast · Climate Change, Politics, Sustainability, Environmental Solutions, Renewable Energy, Activism, Biodiver | Creative Process Original Series | |
| 82 | — | T | This Week in Evolution | Vincent Racaniello | |
| 83 | — | C | CME in Minutes: Education in Dermatology | Answers in CME | |
| 84 | — | I | Influence Psychology and Persuasion - Mike Sweet - 10 Minute Coach - Develop and Discover | Mike Sweet | |
| 86 | — | G | GI Insights | ReachMD | |
| 89 | — | I | Ingest | PCSG | |
| 90 | 54 |  | Nature India Podcast | Nature India | |
| 92 | 14 |  | Short Wave | NPR | |
| 93 | 17 |  | The Climate Question | BBC World Service | |
| 94 | 38 | T | The Behavioural Ecology and Evolution Podcast (the Beepcast) | noreply@blogger.com (Unknown) | |
| 95 | 53 |  | Every Animal Ever | Dr Cesar Puechmarin, Zach Mander | |
| 96 | 3 |  | Science In Action | BBC World Service | |
| 97 | 56 |  | Origin Stories | The Leakey Foundation | |
| 99 | 61 |  | Invisibilia | NPR | |
| 100 | 49 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 102 | 55 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 104 | 52 |  | Curiosity Weekly | Discovery | |
| 108 | 51 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 109 | 59 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 110 | 52 | R | Radiology Podcast | RSNA | The Radiological Society of North America | |
| 111 | 50 |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 112 | 50 |  | The House of Surgery | The American College of Surgeons | |
| 114 | 49 |  | Because Language - a podcast about linguistics, the science of language. | Daniel Midgley, Ben Ainslie, and Hedvig Skirgård | |
| 116 | 49 |  | The Operative Word | The American College of Surgeons | |
| 120 | 48 | T | The Brain Podcast | Brain | |
| 121 | 48 | N | NeLLab Spotlight | Liina Pylkkanen | |
| 122 | 48 | E | Equine Innovators | TheHorse | |
| 123 | 48 | L | Linguistics After Dark | Linguistics After Dark | |
| 124 | 44 |  | Naturebang | BBC Radio 4 | |
| 128 | 69 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 129 | 50 |  | More or Less | BBC Radio 4 | |
| 130 | 12 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 131 | 41 |  | Science Magazine Podcast | Science Magazine | |
| 132 | 3 |  | Unexpected Elements | BBC World Service | |
| 133 | 33 |  | Mongabay Newscast | Mongabay.com | |
| 134 | 48 |  | Most Terrifying Places in America | Travel Channel | |
| 135 | 47 | M | Motivational Podcast (In Hindi ) | Amit Gautam | |
| 136 | 20 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 138 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 141 | — |  | The Michael Shermer Show | Michael Shermer | |
| 142 | 48 | A | About Sustainability… | Institute for Global Environmental Strategies | |
| 144 | 42 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 146 | 40 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 147 | 40 | C | Center of Excellence - Pharma 4.0 by Dr. Jayant Joshi | Dr. Jayant Joshi | |
| 149 | 17 | T | The Planet Earth Podcast | BBC Radio 4 | |
| 151 | 66 |  | MinuteEarth | Minute Earth | |
| 152 | 23 |  | All In The Mind | ABC | |
| 153 | — |  | The Optispan Podcast with Matt Kaeberlein | Optispan | |
| 154 | — |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 155 | 60 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 157 | 30 |  | Science Friday | Science Friday and WNYC Studios | |
| 158 | 45 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
