| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 1 |  | Unexplainable | Vox | |
| 5 | 5 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 6 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 7 | 4 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 9 | 3 |  | ScienceStuff | iHeartPodcasts | |
| 12 | 15 |  | Science Friday | Science Friday and WNYC Studios | |
| 13 | 11 |  | Overheard at National Geographic | National Geographic | |
| 15 | 2 |  | Discovery | BBC World Service | |
| 16 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 18 | 26 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 19 | 7 |  | Short Wave | NPR | |
| 21 | 98 |  | American Innovations | Audible | |
| 24 | — | C | Congress of Neurological Surgeons Podcasts | Congress of Neurological Surgeons | |
| 27 | — |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 28 | 13 |  | Drilled | Pushkin Industries | |
| 33 | 12 |  | Making Sense with Sam Harris | Sam Harris | |
| 35 | — | W | Wissen hinter den Kulissen | Anne-Dorette Ziems, Jack Pop, Henry Holland-Moritz | |
| 36 | 13 |  | MinuteEarth | Minute Earth | |
| 38 | 13 |  | BBC Inside Science | BBC Radio 4 | |
| 39 | 29 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 40 | — | S | Starts With A Bang podcast | Ethan Siegel | |
| 41 | 41 |  | Ancient Aliens | PodcastOne | |
| 42 | 76 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 52 | 86 | P | Psychology | Yale School of Medicine | |
| 53 | 24 |  | The Future of Everything | Stanford Engineering | |
| 54 | 26 |  | New Books in Critical Theory | Marshall Poe | |
| 56 | — |  | Climate One | Climate One from The Commonwealth Club | |
| 59 | 8 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 60 | 29 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 63 | — | H | Human Behavioral Biology | Robert Sapolsky | |
| 64 | — |  | Speed & Scale | TED | |
| 66 | — |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 67 | 9 |  | Nephilim Death Squad | TopLobsta Productions | |
| 69 | — |  | Origin Stories | The Leakey Foundation | |
| 72 | — |  | Quarks Daily | Quarks | |
| 73 | — |  | Sustainability, Climate Change, Renewable Energy, Politics, Activism, Biodiversity, Carbon Footprint, Wildlife, Regenerative | Mia Funk | |
| 75 | — |  | Ophthalmology off the Grid by Eyetube | Eyetube | |
| 77 | — |  | The Energy Podcast | Shell | |
| 79 | — |  | Wissen Weekly | Spotify Studios | |
| 81 | — | S | Sustainability | Yale University | |
| 82 | — |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 87 | 55 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 88 | 52 | O | Oxford Sparks Big Questions | Oxford Sparks | |
| 89 | 55 | S | Sher Khan | Aaj Tak Radio | |
| 90 | 53 | P | Philosophy | Cambridge University | |
| 92 | 27 | A | ANZCA | ANZCA | |
| 95 | 50 |  | You Are Not So Smart | You Are Not So Smart | |
| 96 | 53 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 99 | 47 | T | The Aspiring Psychologist Podcast | Dr Marianne Trent | |
| 100 | 43 | T | The Hematologist | The Hematologist | |
| 103 | 56 | B | BJA Education Podcasts | BJA Education | |
| 104 | 4 |  | The Quanta Podcast | Quanta Magazine | |
| 107 | 53 | M | Modern Physics: Quantum Mechanics (Winter 2012) | Leonard Susskind | |
| 108 | 55 |  | Bad at Goodbyes | Joshua Dumas | |
| 110 | 55 | B | BirdCallsRadio | BirdCallsRadio | |
| 111 | 52 |  | Science Quickly | Scientific American | |
| 115 | 56 |  | Climate Change | Yale School of Forestry | |
| 117 | 55 |  | Hematologic Oncology Update | Dr. Neil Love | |
| 118 | 55 | B | Biostatistics Podcast | Jocelyn Chen | |
| 119 | 55 | B | Beyond the Fix | Critical Scientists Switzerland | |
| 121 | 43 |  | Unexpected Elements | BBC World Service | |
| 127 | 18 | T | The Turing Podcast | The Alan Turing Institute | |
| 128 | 42 | T | The Science of Self | Peter Hollins | |
| 130 | 35 | D | Data Science Decoded | Mike E | |
| 131 | 57 | I | intuitions behind Data Science | Ashay Javadekar | |
| 134 | 59 | D | Data in Biotech | CorrDyn | |
| 138 | 61 | E | Economics In Ten | Economics In Ten | |
| 141 | 75 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 142 | 16 |  | Freakonomics, M.D. | Freakonomics Radio + Stitcher | |
| 143 | — | O | Ovarian Cancer Education Podcast | Vanessa Aron | |
| 146 | 20 | T | The ConcertAI Podcast | ConcertAI | |
| 147 | 63 | V | VoxDev Development Economics | VoxDev.org | |
| 149 | — |  | Decouple | Dr. Chris Keefer | |
| 152 | 28 |  | Let's Learn Everything! | Maximum Fun | |
| 153 | 60 |  | The House of Surgery | The American College of Surgeons | |
| 154 | 60 |  | Ask Science | QuickAndDirtyTips.com | |
| 155 | 58 | P | PCICS Podcast | The Podcast for Pediatric Cardiac Critical Care | |
| 157 | 58 | T | The Death Studies Podcast | The Death Studies Podcast | |
| 159 | 58 | R | Royal College of Surgeons podcasts | Royal College of Surgeons | |
| 162 | 56 |  | The Gene Gap: Common threads | The Guardian | |
| 164 | — | C | Circulation on the Run | Greg Hundley, MD and Peder Myhre, MD, PhD | |
| 170 | 59 |  | Neuroscience of Everything | Dr Nand Muley, Ph.D. | |
| 171 | — |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 173 | 59 | E | Easy Physics | Easy Physics | |
| 174 | 7 | S | Self Improvement Beast | manjha beast | |
| 175 | — | 佐 | 佐々木亮の宇宙ばなし | 佐々木亮 | |
| 177 | 19 |  | CrowdScience | BBC World Service | |
| 179 | — |  | Eons: Surviving Deep Time | PBS | |
| 180 | — |  | Invisibilia | NPR | |
| 185 | 65 | N | New Books in Anthropology | New Books Network | |
| 186 | 32 |  | SciShow Tangents | Complexly | |
| 189 | 29 |  | Science Magazine Podcast | Science Magazine | |
| 190 | — | W | Wild Tales | Nature Podcast | National Trust | |
| 192 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 193 | 14 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 194 | 23 | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 196 | 61 |  | Lost Women of Science | Lost Women of Science | |
| 198 | 61 | T | The Biotech Podcast | Harry B Houston | |
