| 1 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 1 |  | You Are Not So Smart | You Are Not So Smart | |
| 4 | 1 |  | Unexplainable | Vox | |
| 5 | 2 | I | Ideas of India | Mercatus Center at George Mason University | |
| 6 | 3 |  | The Quanta Podcast | Quanta Magazine | |
| 8 | 4 |  | Overheard at National Geographic | National Geographic | |
| 9 | 4 |  | The Psychology Podcast | iHeartPodcasts | |
| 10 | 4 |  | Radiolab | WNYC Studios | |
| 11 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 12 | 2 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 13 | 16 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 15 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 17 | 1 |  | The world, the universe and us | New Scientist | |
| 19 | 10 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 5 |  | Ologies with Alie Ward | Alie Ward | |
| 22 | 9 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 23 | 1 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 24 | 6 |  | MinuteEarth | Minute Earth | |
| 26 | 10 |  | Science Friday | Science Friday and WNYC Studios | |
| 27 | 1 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 29 | — |  | Ancient Aliens | PodcastOne | |
| 30 | 2 |  | All In The Mind | ABC | |
| 31 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 32 | — |  | Great Mysteries of Physics | The Conversation | |
| 33 | 6 |  | Curious Cases | BBC Radio 4 | |
| 34 | 20 |  | More or Less | BBC Radio 4 | |
| 35 | 16 |  | The Climate Question | BBC World Service | |
| 36 | — |  | My Bigfoot Sighting | Vic Cundiff | |
| 38 | 28 |  | Speed & Scale | TED | |
| 40 | 32 |  | GraveYard Tales | Adam Ballinger & Matt Rudolph | |
| 41 | 104 |  | Discovery | BBC World Service | |
| 42 | 8 | S | Sher Khan | Aaj Tak Radio | |
| 43 | 45 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 45 | 22 | T | The Human Behavior Podcast | The Human Behavior Podcast | |
| 46 | 141 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 48 | 50 |  | The Michael Shermer Show | Michael Shermer | |
| 49 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 50 | 49 |  | CrowdScience | BBC World Service | |
| 51 | — |  | SciShow Tangents | Complexly | |
| 52 | 27 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 53 | — |  | The Couples Therapist Couch | Shane Birkel | |
| 54 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 55 | 22 |  | The Sociology of Everything Podcast | Eric Hsu & Louis Everuss (Lou & the Hsu) | |
| 56 | 26 | T | The India Energy Hour Presented by 101Reporters | 101Reporters | |
| 57 | 129 |  | TED Talks Science and Medicine | TED | |
| 59 | — |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 60 | — |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 61 | 101 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 62 | 27 | T | The Sid Warrier Podcast | Sid | |
| 63 | — |  | Physics World Weekly Podcast | Physics World | |
| 64 | — |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 65 | — | N | New Scientist CultureLab | New Scientist | |
| 66 | 25 |  | Instant Genius | Our Media | |
| 67 | 21 | N | New Books in Sociology | New Books Network | |
| 68 | — | T | The Surgery Talks Podcast | Surgery Talks Team | |
| 69 | — | E | Everything is Public Health | MJ and Cass | |
| 70 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 73 | — | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 74 | — | I | Indian Polity For Civil Services | Prasanth Gopinathan | |
| 75 | — |  | The Plodcast | Our Media | |
| 79 | — |  | Sky Tour Astronomy Podcast | American Astronomical Society | |
| 83 | 39 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 84 | 41 |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 85 | 43 |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 88 | 48 | C | Clinical neurology with KD | Krishnadas N C | |
| 89 | 41 |  | Nature India Podcast | Nature India | |
| 90 | — |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 91 | 32 |  | Expanded Perspectives | Expanded Perspectives | |
| 92 | 40 | T | This Week in Evolution | Vincent Racaniello | |
| 93 | — |  | BBC Inside Science | BBC Radio 4 | |
| 94 | 21 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 95 | 40 |  | The Common Descent Podcast | Common Descent | |
| 96 | 39 |  | Bedtime Astronomy | Synthetic Universe | |
| 97 | 43 |  | Flash Forward | Rose Eveleth | |
| 98 | 14 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 99 | 13 |  | Ask a Spaceman! | Paul M. Sutter | |
| 102 | 20 | T | The Genetics Podcast | Sano Genetics | |
| 103 | 50 |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 104 | 43 | T | This Week I Learned | The Week | |
| 105 | 18 | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
| 106 | 44 | S | Sage Sociology | Sage Publications | |
| 107 | 34 | T | Theory and Practice | GV (Google Ventures) | |
| 108 | 25 |  | The Life Scientific | BBC Radio 4 | |
| 111 | 40 | T | The Planet Earth Podcast | BBC Radio 4 | |
| 112 | 49 |  | The Long Run with Luke Timmerman | Timmerman Report | |
| 113 | 48 |  | Cool Worlds Podcast | coolworldslab | |
| 114 | — |  | EarthWise | Vivaan Mathur | |
| 115 | 48 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 117 | 48 |  | Climate One | Climate One from The Commonwealth Club | |
| 118 | 48 |  | Two Scientists Walk Into a Bar | Genentech | |
| 120 | 45 | T | The Nuclear Medicine and Molecular Medicine podcast | Rob Williams | |
| 121 | 45 | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 122 | 45 |  | NOVA Presents | GBH | |
| 123 | 45 | P | PsychCrunch | The British Psychological Society Research Digest | |
| 125 | 45 | T | The Coaching UnpACT Podcast | Rachael Skews and Hazel Anderson Turner | |
| 126 | 45 | J | Johns Hopkins Malaria Minute | Johns Hopkins Bloomberg School of Public Health | |
| 127 | — | D | Der Rechtsstaat | Kontrafunk | |
| 128 | 68 |  | The Future of Everything | Stanford Engineering | |
| 129 | 44 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 130 | 81 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
