| 1 | — |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | 4 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 4 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | 5 | A | ADPlusHausa | Podcast | ADPlusHausa | Podcast | |
| 6 | 2 | I | inControl | Alberto Padoan | |
| 7 | 3 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 8 | 82 |  | Unexpected Elements | BBC World Service | |
| 9 | 3 |  | All In The Mind | ABC | |
| 10 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | 129 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 12 | 3 |  | Ancient Aliens | PodcastOne | |
| 13 | 2 |  | Unexplainable | Vox | |
| 14 | 2 | W | World Resources Institute Podcasts Plus | WRI's Big Ideas Into Action podcast | |
| 15 | 2 |  | Sea Change | WWNO & WRKF | |
| 16 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 17 | 3 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 18 | 3 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 19 | 3 |  | The Astrophysics Podcast | Paul Duffell | |
| 20 | 3 | W | Wild Tales | Nature Podcast | National Trust | |
| 21 | 3 | I | Instru(mental) | Brea Murakami | |
| 22 | 20 |  | Instant Genius | Our Media | |
| 23 | 2 |  | MinuteEarth | Minute Earth | |
| 24 | 136 | T | The Science of Self | Peter Hollins | |
| 25 | 5 |  | Brain Science with Ginger Campbell, MD: Neuroscience for Everyone | Ginger Campbell, MD | |
| 26 | 5 | G | Genetics in Your World | Genetics Society of America | |
| 27 | 5 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 28 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 29 | 98 | P | Psychology in 10 Minutes | David B. Feldman - psychology | social science | politics | mental health | |
| 30 | 147 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 31 | 28 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 32 | 45 |  | TheThinkingAtheist | The Thinking Atheist | |
| 33 | 3 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 34 | 3 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 35 | 131 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 36 | 145 |  | The Orthobullets Podcast | Orthobullets | |
| 37 | — |  | Podcast UFO | Martin Willis | |
| 38 | 15 |  | The Psychology Podcast | iHeartPodcasts | |
| 39 | 15 |  | Science Weekly | The Guardian | |
| 40 | 148 | V | VoxDev Development Economics | VoxDev.org | |
| 41 | — | O | One Planet Podcast · Climate Change, Politics, Sustainability, Environmental Solutions, Renewable Energy, Activism, Biodiver | Creative Process Original Series | |
| 42 | 31 |  | Safety Third | Safety Third | |
| 43 | 2 | K | Key Points | Maxwell J Harrell | |
| 44 | 7 | N | NESG Radio | The Nigerian Economic Summit Group | |
| 45 | 6 |  | Big Brains | University of Chicago Podcast Network | |
| 46 | — | N | NASA's The Incredible Two-Inch Universe Activity (Audio & ASL) | NASA/Chandra X-ray Center | |
| 47 | 4 |  | Short Wave | NPR | |
| 48 | 22 | T | THE THANOS SNAP | TheThanosSnap | |
| 49 | 22 |  | Alive Again | iHeartPodcasts | |
| 50 | 22 | S | Stream Full Audiobook in Science & Technology, Psychology & The Mind | hotaudiobook.com | |
| 51 | 22 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 52 | 22 |  | Overheard at National Geographic | National Geographic | |
| 53 | 20 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 54 | 20 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 55 | 20 |  | Discovery | BBC World Service | |
| 56 | 5 | B | Boring History for Sleep | Velvet | |
| 57 | 5 | T | The Turing Podcast | The Alan Turing Institute | |
| 58 | 5 |  | Lost Women of Science | Lost Women of Science | |
| 59 | 5 |  | 5 Live Science Podcast | BBC Radio 5 Live | |
| 60 | 5 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 61 | 5 | P | PsychoShot | MindCraft | |
| 62 | 5 | T | The OTA Podcast | OTA Podcast Committee | |
| 63 | 27 |  | Quarks Daily | Quarks | |
| 64 | 26 |  | More or Less | BBC Radio 4 | |
| 65 | 19 |  | BBC Inside Science | BBC Radio 4 | |
| 66 | 4 |  | Medical Basics Podcast - Tips, Tricks, and Advice for Medical and Nursing Students | Medical Basics | |
| 67 | 27 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 68 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 69 | 25 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 70 | 25 |  | GraveYard Tales | Adam Ballinger & Matt Rudolph | |
| 71 | 6 |  | Science Vs | Spotify Studios | |
| 72 | 6 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 73 | 6 | T | The Engineering Commons Podcast | The Engineering Commons Podcast | |
| 74 | 6 |  | The Plodcast | Our Media | |
| 75 | 6 | T | The Amp Hour Electronics Podcast | The Amp Hour (Chris Gammell and David L Jones) | |
| 76 | 6 | P | PRIO's Peace in a Pod | Peace Research Institute Oslo | |
| 77 | 30 |  | Radiolab | WNYC Studios | |
| 78 | 30 | M | Medical School Audio | Brad Richardson | |
| 79 | 30 |  | You Are Not So Smart | You Are Not So Smart | |
| 80 | 4 |  | The Life Scientific | BBC Radio 4 | |
| 81 | — | W | Why We Care | Tiphaine Marie | |
| 82 | — | Q | Quantum Entanglement or Just Coincidence? | Jessica Kendall | |
| 83 | 33 | J | Jahbless Original Intelligence | JahblessOriginalIntelligence | |
| 84 | 6 | A | Amogha. A. K. Podcast: Electrical And Electronics Engineering | Amogha. A. K. Elect and Electro Engg. | |
| 85 | 5 | T | The Structural Engineering Podcast | Zach and Max | |
| 86 | 5 | O | Office Hours | Biomedical Engineering Society (BMES) | |
| 87 | 29 |  | Blurry Creatures | Blurry Creatures | |
| 88 | 24 |  | Making Sense with Sam Harris | Sam Harris | |
| 89 | 29 |  | Nature Podcast | Springer Nature Limited | |
| 90 | 29 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 91 | 3 | B | Baobab and Beakers | N. Ore Adesalu | |
| 92 | 13 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 93 | 30 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 94 | 2 | S | Science Talk Show | Enjoy Facts | |
| 95 | 2 | P | Public Health (Audio) | UCTV | |
| 96 | 25 | L | Lafiya Jari ce | RFI Hausa | |
| 97 | 81 |  | Curious Cases | BBC Radio 4 | |
| 98 | 26 |  | The Climate Question | BBC World Service | |
| 99 | — |  | Main Engine Cut Off | Anthony Colangelo | |
| 100 | 25 | P | Paediatric Emergencies | Dr Christopher Flannigan | |
