| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 5 |  | You Are Not So Smart | You Are Not So Smart | |
| 5 | — | I | Ideas of India | Mercatus Center at George Mason University | |
| 7 | 3 |  | Instant Genius | Our Media | |
| 9 | 7 |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 7 |  | Curious Cases | BBC Radio 4 | |
| 13 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 14 | 3 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 17 | 23 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 18 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 20 | 18 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 21 | 7 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 22 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 23 | 13 |  | Short Wave | NPR | |
| 24 | 6 |  | The Astrophysics Podcast | Paul Duffell | |
| 26 | 6 |  | The Quanta Podcast | Quanta Magazine | |
| 27 | 3 |  | Discovery | BBC World Service | |
| 28 | 69 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 29 | 116 |  | The world, the universe and us | New Scientist | |
| 30 | 16 |  | The Climate Question | BBC World Service | |
| 32 | 19 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 35 | — |  | This Week in Neuroscience | Vincent Racaniello | |
| 36 | 23 | S | Sher Khan | Aaj Tak Radio | |
| 38 | 11 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 39 | 67 | N | New Books in Sociology | New Books Network | |
| 40 | 9 |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 42 | 16 |  | Invisibilia | NPR | |
| 43 | 15 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 44 | 58 |  | Medical Basics Podcast - Tips, Tricks, and Advice for Medical and Nursing Students | Medical Basics | |
| 46 | 95 |  | Ask a Spaceman! | Paul M. Sutter | |
| 47 | — | T | The Sid Warrier Podcast | Sid | |
| 51 | 115 | T | The Stem Cell Report with Janet Rossant | ISSCR | |
| 52 | — |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 53 | 98 |  | Believing the Bizarre: Paranormal Conspiracies & Myths | Tyler and Charlie | |
| 56 | 144 |  | Because Language - a podcast about linguistics, the science of language. | Daniel Midgley, Ben Ainslie, and Hedvig Skirgård | |
| 58 | — | ग | गोष्ट दुनियेची | BBC Marathi Audio | |
| 59 | 9 |  | More or Less | BBC Radio 4 | |
| 61 | 31 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 62 | — | E | Easy Physics | Easy Physics | |
| 64 | — |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 66 | 18 |  | Unexpected Elements | BBC World Service | |
| 67 | — |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 68 | — |  | American Innovations | Audible | |
| 69 | — |  | Quirks and Quarks | CBC | |
| 72 | — |  | Let's Learn Everything! | Maximum Fun | |
| 73 | 38 |  | Science In Action | BBC World Service | |
| 75 | 19 | T | Theory and Practice | GV (Google Ventures) | |
| 79 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 80 | — |  | The Gene Gap: Common threads | The Guardian | |
| 82 | — | N | New Books in Education | Marshall Poe | |
| 84 | — |  | This Week in Parasitism | Vincent Racaniello | |
| 85 | — | T | The Bioinformatics CRO Podcast | The Bioinformatics CRO | |
| 86 | — | C | Cognitive Psychology | Lisamarie Trezza | |
| 87 | — |  | Clinical Conversations | Royal College of Physicians of Edinburgh | |
| 88 | — | P | PeerView Gastroenterology CME/CNE/CPE Video Podcast | PVI, PeerView Institute for Medical Education | |
| 90 | — | J | Jellybean Podcast with Doug Lynch | Doug Lynch @TheTopEnd | |
| 91 | 10 |  | Origin Stories | The Leakey Foundation | |
| 93 | 44 |  | Science Friday | Science Friday and WNYC Studios | |
| 94 | 29 |  | Science Quickly | Scientific American | |
| 95 | 6 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 96 | 59 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 97 | 44 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 98 | 34 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 102 | 59 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 104 | 52 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 106 | 6 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 107 | 53 |  | All In The Mind | ABC | |
| 108 | 40 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 109 | 18 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 112 | 55 | P | Psychology in 10 Minutes | David B. Feldman - psychology | social science | politics | mental health | |
| 115 | 59 |  | BrainStuff | iHeartPodcasts | |
| 116 | 45 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 117 | 54 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 118 | 57 | I | Inquiring Minds | Indre Viskontas | |
| 119 | 8 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 120 | 32 |  | BBC Inside Science | BBC Radio 4 | |
| 121 | 55 |  | Chemistry Made Simple | Matthew Macariou | |
| 122 | 55 |  | How We're Wired | The Bertarelli Foundation | |
| 123 | — |  | EarthWise | Vivaan Mathur | |
| 124 | 55 | D | Dissectible Me 5 minute anatomy | dissectibleme | |
| 125 | 55 | B | BJA Education Podcasts | BJA Education | |
| 126 | 54 | O | Owl Posting | Abhishaike Mahajan | |
| 129 | 54 | D | Down To Earth: A podcast for Geoscientists by Geoscientist | grssieee | |
| 130 | 54 |  | Chromatography Life | Waters Corporation | |
| 131 | 54 |  | Science unscripted | DW | |
| 132 | 54 | C | COR2ED - Oncology Medical Conversation | COR2ED Medical Education | |
| 133 | 54 |  | Chemistry in its element | Chemistry World | |
| 140 | 54 | T | Three Identical Strangers: The Science Behind The Story | CNN | |
| 141 | 54 | R | RadioBio | RadioBio | |
| 142 | 30 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 143 | 48 |  | Research To Practice | Oncology Videos | Dr Neil Love | |
| 144 | 52 |  | Ancient Aliens | PodcastOne | |
| 147 | 51 |  | Science Will Win | Pfizer | |
| 148 | 4 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 150 | 4 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 151 | 52 |  | Drilled | Pushkin Industries | |
| 153 | 46 |  | Behavioral Grooves Podcast | Kurt Nelson, PhD and Tim Houlihan | |
| 155 | 16 | T | The Missing Link | The Swaddle | |
| 156 | 43 |  | Naturebang | BBC Radio 4 | |
| 157 | 54 | N | New Books in Political Science | New Books Network | |
