| 1 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | 1 | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 3 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 6 | 6 | B | Bird Songs with Seán Ronayne | RTÉ lyric fm | |
| 7 | 14 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 8 | 1 |  | TED Talks Science and Medicine | TED | |
| 9 | 4 |  | Overheard at National Geographic | National Geographic | |
| 10 | 46 |  | Short Wave | NPR | |
| 11 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | 24 | T | The Signpost Series | Teagasc | |
| 13 | 11 | N | Naturefile | RTÉ lyric fm | |
| 14 | 8 |  | Science Weekly | The Guardian | |
| 15 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 16 | 8 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 17 | 8 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 18 | 3 | Q | Quantisophy LLC Podcast | Quantisophy LLC | |
| 19 | 51 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 20 | 52 | C | Conversations With Nature | Joyce Veheary | |
| 21 | 2 |  | Radiolab | WNYC Studios | |
| 22 | 55 |  | Discovery | BBC World Service | |
| 23 | 53 |  | Rare Earth | BBC Radio 4 | |
| 24 | 61 | N | New Scientist Weekly | New Scientist | |
| 25 | 71 |  | Astrum Space | Astrum | |
| 26 | 100 | C | CountryWide | RTÉ Radio 1 | |
| 27 | 72 | F | Feet on the Soil | Soil Boy | |
| 28 | 80 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 29 | 92 |  | Speaking of Psychology | American Psychological Association | |
| 30 | 14 |  | More or Less | BBC Radio 4 | |
| 31 | 119 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 32 | 113 | C | Costing the Earth | BBC Radio 4 | |
| 33 | 8 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 34 | 21 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 35 | 21 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 36 | 146 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 37 | — | 科 | 科学星球 | BOX孙彬 | |
| 38 | — |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 39 | 12 |  | Science Vs | Spotify Studios | |
| 40 | — |  | Science Magazine Podcast | Science Magazine | |
| 41 | — |  | Speed & Scale | TED | |
| 42 | — |  | Great Mysteries of Physics | The Conversation | |
| 43 | — | N | New Scientist CultureLab | New Scientist | |
| 44 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 45 | — |  | The Couples Therapist Couch | Shane Birkel | |
| 46 | — | B | BirdSong Podcast | BirdSong Podcast | |
| 47 | — | P | Psychology | Yale School of Medicine | |
| 48 | — | N | New Scientist Escape Pod | New Scientist | |
| 49 | — | M | Messages from the Wild | Annabel Ross | |
| 50 | — | P | Paws & Reward Podcast | Marissa Martino, CDBC, CTC | |
| 51 | 29 | O | Open Country | BBC Radio 4 | |
| 52 | 32 |  | Robinson's Podcast | Robinson Erhardt | |
| 53 | 35 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 54 | 35 |  | The Science Show | ABC | |
| 55 | 38 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 56 | 30 |  | Ologies with Alie Ward | Alie Ward | |
| 57 | 29 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 58 | 26 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 59 | 30 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 60 | 2 |  | Science In Action | BBC World Service | |
| 61 | 31 |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 62 | 31 | T | Tom MacSweeney's Seascapes | Tom MacSweeney | |
| 63 | 30 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 64 | 29 |  | Space Boffins, from the Naked Scientists | Richard Hollingham, Sue Nelson | |
| 65 | 31 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 66 | 26 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 67 | 30 |  | The Psychology Podcast | iHeartPodcasts | |
| 68 | 8 | T | The Pasture Pod | Michael Blanche | |
| 69 | 31 | O | Opensciences.ch | Jay Webster | |
| 70 | 31 |  | This Week in Space (Audio) | TWiT | |
| 71 | 30 |  | Crossing The River | More Than Human Life (MOTH) | |
| 72 | 30 | S | Step Inside the Danish National Biobank | Danish National Biobank | |
| 73 | 30 | W | Why? with Emma Kennedy | Podmasters | |
| 74 | 30 |  | Outside/In | NHPR | |
| 75 | 30 | S | Supersymmetry, Grand Unification, and String Theory | Stanford Continuing Studies Program | |
| 76 | 30 | M | Modern Physics: Quantum Mechanics (Winter 2012) | Leonard Susskind | |
| 77 | 30 | S | Space News Today | Bitesz.com | Podcasts | |
| 78 | 30 | B | Brain Train Podcast | Martin Zaltz Austwick and Alice Bell | |
| 79 | 30 |  | Stars, Cells, and God | Reasons to Believe | |
| 80 | 30 | A | astro[sound]bites | astrosoundbites | |
| 81 | 30 |  | The Climate Question | BBC World Service | |
| 82 | 29 |  | CrowdScience | BBC World Service | |
| 83 | 28 |  | Unexplainable | Vox | |
| 84 | 32 | P | PIIE Insider LIVE | Peterson Institute for International Economics | |
| 85 | 39 | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 86 | 32 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 87 | 30 | E | Economics In Ten | Economics In Ten | |
| 88 | 29 |  | New Books in Critical Theory | Marshall Poe | |
| 89 | 24 |  | Science Talk | Scientific American | |
| 90 | 32 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 91 | 30 |  | Naturebang | BBC Radio 4 | |
| 92 | 28 |  | Drilled | Pushkin Industries | |
| 93 | 26 |  | Carbon Market Conversations: A Podcast by ICAP | The International Carbon Action Partnership | |
| 94 | 9 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 95 | 24 |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 96 | 33 | M | Mind Manifest Podcast | Mind Manifest Podcast | |
| 97 | 31 | A | Anaphylaxis UK: Let's Talk About Allergies | Anaphylaxis UK | |
| 98 | 30 | F | Femmes d'exception | France Inter | |
| 99 | 30 |  | The MapScaping Podcast - GIS, Geospatial, Remote Sensing, earth observation and digital geography | MapScaping | |
| 100 | 27 | T | THRIVING MINDS PODCAST | Professor Selena Bartlett, Neuroscientist, Brain Health is Everyone's Business | |
