| 2 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 6 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 10 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 11 | 2 | I | Ideas of India | Mercatus Center at George Mason University | |
| 12 | 6 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 13 | 2 |  | Science Vs | Spotify Studios | |
| 15 | 7 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 17 | 7 |  | Short Wave | NPR | |
| 19 | 3 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 20 | 51 | S | Sciencekari | Lallantop Baaja | |
| 26 | 9 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 29 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 30 | 56 |  | Invisibilia | NPR | |
| 31 | 11 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 33 | 6 | E | Everything Environment by Mongabay India | Mongabay.com | |
| 40 | 9 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 41 | 116 |  | Curious Cases | BBC Radio 4 | |
| 44 | 112 |  | The Hydrogen Podcast | Paul Rodden | |
| 45 | — |  | Intelligent Design the Future | Discovery Institute | |
| 47 | — |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 48 | — |  | That UFO Podcast | That UFO Podcast | |
| 49 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 50 | 17 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 51 | 20 |  | The Quanta Podcast | Quanta Magazine | |
| 54 | — | S | Sustainable Tea with Shreya | Sustainable Tea | |
| 59 | 25 | T | This Old Tree | Doug Still | |
| 64 | — |  | This Week in Cardiology | Medscape | |
| 65 | 25 |  | Universe Today Podcast | Fraser Cain | |
| 66 | 16 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 67 | 24 |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 68 | 24 |  | syzygy | Chris Stewart & Emily Brunsden | |
| 69 | 28 | N | New Books in Economics | Marshall Poe | |
| 70 | 24 |  | CrowdScience | BBC World Service | |
| 71 | 29 |  | The Astrophysics Podcast | Paul Duffell | |
| 73 | 28 |  | Mind & Life | Mind & Life Institute | |
| 81 | 18 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 82 | 26 | E | Easy Physics | Easy Physics | |
| 86 | 33 | A | Air Quality Matters | Simon Jones | |
| 87 | 23 |  | TED Talks Science and Medicine | TED | |
| 88 | 37 |  | Mysterious Universe | 8th Kind | |
| 90 | 46 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 92 | 22 | M | Mathematics Simplified | Anjali Sharma | |
| 102 | 25 |  | Crazy Town | Post Carbon Institute | |
| 103 | 25 |  | Bringing Chemistry to Life | Thermo Fisher Scientific | |
| 104 | 25 | Q | Quantum to Infinity | Aditya Iyer | |
| 105 | 25 |  | Tiny Matters | Multitude | |
| 109 | 25 |  | Climate Change | Yale School of Forestry | |
| 110 | 25 | H | House of Wisdom: How Ideas Can Shape the World | Carl Lewis & Deepak Mawar | |
| 112 | 9 |  | Robinson's Podcast | Robinson Erhardt | |
| 113 | 10 |  | Science In Action | BBC World Service | |
| 118 | 20 |  | Science Weekly | The Guardian | |
| 119 | 24 | T | The Decision Corner | The Decision Lab | |
| 120 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 123 | 14 |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 124 | 17 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 125 | 24 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 127 | 23 |  | The Couples Therapist Couch | Shane Birkel | |
| 128 | 32 | S | Scientific Gujarati Show | Gujarati Podcast | Scientific Gujarati | |
| 130 | — |  | KDIGO Conversations in Nephrology | KDIGO Communications | |
| 133 | 25 | T | The Chain: Protein Engineering Podcast | Cambridge Healthtech Institute | |
| 136 | 25 | E | Engineers Talk by YXnotZ | YXnotZ | |
| 142 | 25 | C | Conversations in Drug Development | Boyds | |
| 144 | 26 | P | PNAS Science Sessions | PNAS | |
| 146 | 26 |  | Planet NOAA | National Oceanic and Atmospheric Administration | |
| 147 | 26 | A | Anatomy On The Go | Seth Jump | |
| 148 | 17 |  | Small Steps, Giant Leaps | National Aeronautics and Space Administration (NASA) | |
| 150 | — |  | Stereo Chemistry | Chemical & Engineering News | |
| 151 | 11 |  | Most Terrifying Places in America | Travel Channel | |
| 157 | — | M | Math-Life Balance | Mura Yakerson | |
| 158 | 7 | S | Self Improvement Beast | manjha beast | |
| 159 | — | T | The Best of Making Sense with Sam Harris | Sam Harris | |
| 160 | 27 | M | Mongabay Explores | Mongabay.com | |
| 161 | 10 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 164 | 29 | S | Shots of Science Vs | Spotify Studios | |
| 167 | 4 |  | The Orthobullets Podcast | Orthobullets | |
| 169 | — |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 171 | 30 | S | Speaking of Mol Bio | Thermo Fisher Scientific | |
| 172 | 30 | T | TUBADanmark | TUBA | |
| 179 | 29 |  | Carbon Market Conversations: A Podcast by ICAP | The International Carbon Action Partnership | |
| 181 | 29 |  | Big Picture Science | Big Picture Science | |
| 184 | 29 | D | Disruptive | Wyss Institute for Biologically Inspired Engineering | |
| 186 | — |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 187 | — |  | The Parkinson's Podcast | Davis Phinney Foundation | |
| 191 | 31 |  | The Common Descent Podcast | Common Descent | |
| 192 | 25 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 194 | 28 |  | Ophthalmology off the Grid by Eyetube | Eyetube | |
| 195 | 25 | P | PeerView Clinical Pharmacology CME/CNE/CPE Video | PVI, PeerView Institute for Medical Education | |
| 198 | — | V | VoxTalks Economics | VoxTalks | |
| 199 | 30 | T | The India Energy Hour Presented by 101Reporters | 101Reporters | |
| 200 | 27 |  | This Week in Virology | Vincent Racaniello | |
