| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 1 |  | Radiolab | WNYC Studios | |
| 4 | 1 |  | You Are Not So Smart | You Are Not So Smart | |
| 6 | 1 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 7 | 17 |  | Overheard at National Geographic | National Geographic | |
| 9 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 12 | 6 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 13 | 4 |  | Ologies with Alie Ward | Alie Ward | |
| 14 | 7 |  | Curious Cases | BBC Radio 4 | |
| 15 | 39 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 16 | 6 |  | The Psychology Podcast | iHeartPodcasts | |
| 17 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 18 | 11 |  | Unexplainable | Vox | |
| 19 | 85 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 21 | 95 | E | Everything Environment by Mongabay India | Mongabay.com | |
| 22 | 12 | I | Ideas of India | Mercatus Center at George Mason University | |
| 23 | 11 |  | The Quanta Podcast | Quanta Magazine | |
| 24 | 63 |  | Curiosity Weekly | Discovery | |
| 25 | 9 |  | MinuteEarth | Minute Earth | |
| 28 | 147 |  | Great Mysteries of Physics | The Conversation | |
| 29 | — |  | Invisibilia | NPR | |
| 30 | 19 |  | More or Less | BBC Radio 4 | |
| 31 | 105 |  | The Climate Question | BBC World Service | |
| 32 | — |  | TED Talks Science and Medicine | TED | |
| 33 | — | T | The Turing Podcast | The Alan Turing Institute | |
| 34 | 73 |  | Instant Genius | Our Media | |
| 35 | 3 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 36 | 17 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 37 | 13 |  | The Future of Everything | Stanford Engineering | |
| 38 | 5 |  | Discovery | BBC World Service | |
| 39 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 41 | 77 |  | SciShow Tangents | Complexly | |
| 42 | — |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 43 | — | T | too long didn’t read | The Alan Turing Institute | |
| 44 | 96 |  | Science Magazine Podcast | Science Magazine | |
| 45 | 10 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 47 | 20 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 48 | 66 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 49 | 125 |  | Science Quickly | Scientific American | |
| 51 | 92 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 52 | 24 |  | The Astrophysics Podcast | Paul Duffell | |
| 53 | 115 | N | New Books in Sociology | New Books Network | |
| 55 | 97 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 56 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 57 | 32 |  | Therapist Uncensored Podcast | Sue Marriott LCSW, CGP & Ann Kelley PhD | |
| 59 | 123 |  | Found in Space: A Science Podcast for Kids and Teens | Arwen Hubbard | |
| 60 | — |  | All Creatures Podcast | All Creatures Podcast | |
| 61 | — | R | RainManCJ | RainManCJ | |
| 64 | — | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 65 | — | S | Sage Sociology | Sage Publications | |
| 66 | — | P | PsychCrunch | The British Psychological Society Research Digest | |
| 67 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 68 | — |  | Immune | Vincent Racaniello | |
| 71 | — |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 72 | — | T | The Engineering Commons Podcast | The Engineering Commons Podcast | |
| 75 | 41 | L | Let's Combinate - Drugs + Devices | Subhi Saadeh | |
| 78 | 13 |  | Quarks Daily | Quarks | |
| 79 | 7 | S | Sher Khan | Aaj Tak Radio | |
| 80 | 43 |  | The Michael Shermer Show | Michael Shermer | |
| 81 | 45 |  | The House of Surgery | The American College of Surgeons | |
| 82 | 42 | S | Self Improvement Beast | manjha beast | |
| 83 | 21 |  | Science In Action | BBC World Service | |
| 84 | 28 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 85 | 44 |  | Science Friday | Science Friday and WNYC Studios | |
| 86 | 42 | T | The India Energy Hour Presented by 101Reporters | 101Reporters | |
| 87 | 40 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 88 | 43 |  | Physics World Weekly Podcast | Physics World | |
| 89 | 43 |  | The world, the universe and us | New Scientist | |
| 91 | 49 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 92 | 17 |  | BrainStuff | iHeartPodcasts | |
| 93 | 44 |  | CrowdScience | BBC World Service | |
| 94 | 46 |  | The Episodic Table of Elements | T. R. Appleton | |
| 95 | 35 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 97 | 39 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 100 | 20 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 102 | 39 | N | New Books in Economics | Marshall Poe | |
| 104 | 45 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 106 | 49 | T | The MedTech Podcast | Karandeep Singh Badwal | |
| 107 | 41 | F | Full PreFrontal: Exposing the Mysteries of Executive Function | Sucheta Kamath | |
| 108 | 41 |  | Drilled | Pushkin Industries | |
| 109 | 26 |  | Thoughtforms Life | Michael Levin | |
| 110 | 40 | B | Brain Stories | University College London (UCL) | |
| 111 | 47 |  | Breast Cancer Update | Dr. Neil Love | |
| 112 | 41 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 113 | 40 |  | The Medbullets Step 1 Podcast | Medbullets | |
| 114 | 40 |  | Safety Third | Safety Third | |
| 115 | 40 |  | Clinical Conversations | Royal College of Physicians of Edinburgh | |
| 116 | 40 | P | PeerView Endocrinology & Diabetes CME/CNE/CPE Video Podcast | PVI, PeerView Institute for Medical Education | |
| 118 | 40 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 119 | 40 |  | The Energy Podcast | Shell | |
| 120 | 40 | N | New Books in Genocide Studies | Marshall Poe | |
| 121 | 40 | P | Pediatric Physical Therapy - Pediatric Physical Therapy Podcast | Pediatric Physical Therapy | |
| 122 | 40 |  | That's Just Wild | Fresh Air | |
| 123 | 39 | F | Fromm Today | Erich Fromm Study Center an der IPU Berlin | |
| 124 | 15 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 125 | 10 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 128 | 59 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 130 | 36 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 131 | 39 | T | The Intern At Work: Internal Medicine | Medicine Pods: The Intern at Work | |
| 132 | 27 |  | Materialism: A Materials Science Podcast | Taylor Sparks and Andrew Falkowski | |
