| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 9 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | 131 | J | Jahbless Original Intelligence | JahblessOriginalIntelligence | |
| 6 | 48 |  | Overheard at National Geographic | National Geographic | |
| 7 | — |  | The Wild with Chris Morgan | KUOW News and Information | |
| 8 | 5 |  | When Science Finds a Way | Wellcome | |
| 9 | 5 |  | Radiolab | WNYC Studios | |
| 10 | 5 |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 11 | 91 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 12 | — | I | Ideas Untrapped | Tobi Lawson | |
| 13 | — |  | The LIUniverse with Dr. Charles Liu | theliuniverse | |
| 14 | 5 |  | Instant Genius | Our Media | |
| 15 | 8 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 8 | P | PeerView Kidney & Genitourinary Diseases CME/CNE/CPE Video Podcast | PVI, PeerView Institute for Medical Education | |
| 17 | 8 | C | CME in Minutes: Education in Oncology & Hematology | Answers in CME | |
| 18 | 8 |  | The Futurists | Provoke.fm | |
| 19 | 8 | G | Gross Anatomy | Gross Anatomy Podcast | |
| 20 | 146 | B | Boring History for Sleep | Velvet | |
| 21 | 10 |  | Short Wave | NPR | |
| 22 | 8 |  | BBC Inside Science | BBC Radio 4 | |
| 23 | 18 |  | Unexplainable | Vox | |
| 24 | 9 |  | CrowdScience | BBC World Service | |
| 25 | 9 |  | Introduction To Geology Of Nigeria | Irene Bernard | |
| 26 | 9 |  | This Week in Parasitism | Vincent Racaniello | |
| 27 | 9 |  | Beşeri Kantini: Bir Kase Bilim | Beşeri Kantini | |
| 28 | 2 |  | Blurry Creatures | Blurry Creatures | |
| 29 | 9 |  | Babbage from The Economist | The Economist | |
| 30 | 9 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 31 | 8 | S | Speaking of Psychology | American Psychological Association | |
| 32 | 8 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 33 | 25 |  | More or Less | BBC Radio 4 | |
| 34 | — |  | Science Fictions | Tom Chivers and Stuart Ritchie | |
| 35 | — | T | The Social Work Stories Podcast | The Social Work Stories Team | |
| 36 | 3 |  | Science Vs | Spotify Studios | |
| 37 | 15 |  | All In The Mind | ABC | |
| 38 | 13 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 39 | 88 |  | You Are Not So Smart | You Are Not So Smart | |
| 40 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 41 | — | 6 | 632nm | Misha Shalaginov, Michael Dubrovsky, Xinghui Yin | |
| 42 | — | P | Planet A - Talks on Climate Change | Danish Ministry of Climate, Energy and Utilities | |
| 43 | 4 |  | Discovery | BBC World Service | |
| 44 | 14 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 45 | 17 | A | ADPlusHausa | Podcast | ADPlusHausa | Podcast | |
| 46 | 13 |  | The Life Scientific | BBC Radio 4 | |
| 47 | 12 |  | Quarks Daily | Quarks | |
| 48 | 12 | S | Social Protection Podcast | socialprotection.org | |
| 49 | — | M | Medscape InDiscussion: Breast Cancer and HER2 | Medscape | |
| 50 | 21 |  | MinuteEarth | Minute Earth | |
| 51 | 24 |  | Astrum Space | Astrum | |
| 52 | 29 | N | NESG Radio | The Nigerian Economic Summit Group | |
| 53 | 21 |  | فلسفه علم | cheraghprize | |
| 54 | 2 |  | TheThinkingAtheist | The Thinking Atheist | |
| 55 | 13 | W | Why We Care | Tiphaine Marie | |
| 56 | 13 | H | How to Think Like a Psychologist | Stanford Continuing Studies Program | |
| 57 | — | O | One in Ten | National Children's Alliance | |
| 58 | 24 | S | Safe Travels Pod | Safe Travels Media | |
| 59 | 7 |  | GraveYard Tales | Adam Ballinger & Matt Rudolph | |
| 60 | — | C | Cardiology Today | Deconstructed Cardiology | |
| 61 | — |  | NSF’s Discovery Files Podcast | U.S. National Science Foundation | |
| 62 | 25 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 63 | 23 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 64 | 26 | R | RumiNation | Jefo | |
| 65 | 25 |  | Abokin Fira | Taskar Malam | |
| 66 | 18 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 67 | 16 | B | British Ecological Society | British Ecological Society | |
| 68 | 16 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 69 | 66 |  | Flow Radio | Flow Research Collective | |
| 70 | 26 | A | Absolute Gene-ius | Jordan Ruggieri, Christina Bouwens | |
| 71 | 25 | A | Animal Minds | Clairebennett1327 | |
| 72 | 25 | S | SOA Podcasts - Society of Actuaries | Society of Actuaries (SOA) | |
| 73 | 24 |  | Mysterious Universe | 8th Kind | |
| 74 | 24 |  | Curious Cases | BBC Radio 4 | |
| 75 | 15 |  | Brain Science with Ginger Campbell, MD: Neuroscience for Everyone | Ginger Campbell, MD | |
| 76 | 15 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 77 | 22 | W | Wild Tales | Nature Podcast | National Trust | |
| 78 | 25 | T | The Food Fix | The Food Fix | |
| 79 | 22 |  | Caroberts88877 | Connor Roberts | |
| 80 | 13 |  | Chemistry Made Simple | Matthew Macariou | |
| 81 | 13 | R | Relativity: The Special & General Theory | Albert Einstein | |
| 82 | 13 |  | Creative Chemistry with CoScine | Katie CoScine | |
| 83 | 21 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 84 | 9 | G | Get Popular Titles Full Audiobooks in Science & Technology, Psychology & The Mind | Online Free Audiobooks | |
| 85 | 22 |  | Science In Action | BBC World Service | |
| 86 | 22 |  | Ancient Aliens | PodcastOne | |
| 87 | 22 |  | Discovery to Recovery | Society of Economic Geologists | |
| 88 | 12 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 89 | 11 |  | Lost Women of Science | Lost Women of Science | |
| 90 | 11 | R | Rätsel des Unbewußten. Psychoanalyse & Psychotherapie. | Dr. Cécile Loetz & Dr. Jakob Müller | |
| 91 | 21 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 92 | 21 |  | Nature Podcast | Springer Nature Limited | |
| 93 | 21 |  | Science Weekly | The Guardian | |
| 94 | 21 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 95 | 21 |  | Curiosity Weekly | Discovery | |
| 96 | 7 |  | The Orthobullets Podcast | Orthobullets | |
| 97 | 7 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 98 | 7 |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 99 | 22 | T | This Wild Life Conservation Podcast | Amy Turner | |
| 100 | 20 |  | Bionic Planet: Reversing Climate Change by Restoring Nature | Steve Zwick | |
