| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 4 | 5 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 5 | — |  | Science Weekly | The Guardian | |
| 6 | 2 |  | More or Less | BBC Radio 4 | |
| 7 | 3 |  | Science Friction | ABC | |
| 8 | 3 |  | Science Vs | Spotify Studios | |
| 9 | 3 |  | Operation Night Cat | New Hampshire Public Radio | |
| 10 | 4 | K | Kākāpō Files II | RNZ | |
| 11 | 5 |  | All In The Mind | ABC | |
| 12 | 4 |  | Radiolab | WNYC Studios | |
| 13 | 6 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 14 | 8 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 15 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 16 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 17 | 1 |  | Unexplainable | Vox | |
| 18 | 4 | B | Boring History for Sleep | Velvet | |
| 19 | — | O | Our Changing World | RNZ | |
| 20 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 21 | 17 |  | Ingenious: how research transforms our world | UoAMediaTeam | |
| 22 | 5 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 23 | 5 |  | Curious Cases | BBC Radio 4 | |
| 24 | 4 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 25 | 2 |  | Discovery | BBC World Service | |
| 26 | 6 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 27 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 28 | 13 | W | What The Duck?! | ABC | |
| 29 | 32 |  | The world, the universe and us | New Scientist | |
| 30 | — |  | Safe to Drink | NHPR | |
| 31 | 47 |  | Wild Sounds: Kākāpō Files II | RNZ | |
| 32 | 166 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 33 | 2 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 34 | — |  | Beat Your Genes Podcast | BeatYourGenes | |
| 35 | 27 |  | Science Friday | Science Friday and WNYC Studios | |
| 36 | 15 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 37 | — |  | The Orthobullets Podcast | Orthobullets | |
| 38 | 7 |  | Astrum Space | Astrum | |
| 39 | 27 |  | Short Wave | NPR | |
| 40 | 57 |  | The Science of Birds | Ivan Phillipsen | |
| 41 | 8 |  | Head Shepherd | Mark Ferguson | |
| 42 | 9 |  | CrowdScience | BBC World Service | |
| 43 | 19 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 44 | 15 |  | Get Birding | Peanut & Crumb | |
| 45 | 89 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 46 | 16 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 47 | — |  | The Market Gardener Podcast | JM Fortier | |
| 48 | 106 |  | Heartbreak: A Personal and Scientific Journey | Pushkin Industries | |
| 49 | 110 |  | The Common Descent Podcast | Common Descent | |
| 50 | 37 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 51 | 76 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 52 | — | T | The Qual Report: Exploring the Depths of Qualitative Research | Adam Rosenthal | |
| 53 | — | F | Food Forest Podcast | Food Forest Institute | |
| 54 | 135 |  | Science Magazine Podcast | Science Magazine | |
| 55 | 108 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 56 | 92 |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 57 | 46 |  | Dr Karl Podcast | triplej | |
| 58 | — |  | Geology Bites | Oliver Strimpel | |
| 59 | — |  | Big Picture Science | Big Picture Science | |
| 60 | 134 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 61 | — | W | World of Sharks | Save Our Seas Foundation | |
| 62 | — |  | Completely Arbortrary | Completely Arbortrary | |
| 63 | — |  | Quarks Daily | Quarks | |
| 63 | — | V | VoxTalks Economics | VoxTalks | |
| 64 | — |  | The Brain Health Revolution Podcast | The Brain Docs | |
| 65 | — |  | Drilled | Pushkin Industries | |
| 66 | — |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 67 | — |  | Manasgatha - A Sinhala podcast that dwells into all things interesting including tech, IT, politics | Manasgatha | |
| 68 | — |  | Clinical Conversations | Royal College of Physicians of Edinburgh | |
| 68 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 69 | 116 |  | Outside/In | NHPR | |
| 70 | — | V | Voice of Tangaroa | RNZ | |
| 71 | 36 | サ | サイエントーク | 研究者レンとイギリス駐在員エマ | |
| 72 | — |  | TheThinkingAtheist | The Thinking Atheist | |
| 72 | — | S | scigest - Bioeconomy Science Institute podcasts | New Zealand Institute for Bioeconomy Science Limited | |
| 73 | — | A | A Healthy Dose of Humour | Leith | |
| 74 | — |  | Ask the Naked Scientists | Dr Chris Smith | |
| 74 | 116 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 75 | 33 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 76 | 40 |  | The Psychology Podcast | iHeartPodcasts | |
| 77 | 12 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 78 | 23 |  | Bedrock: Earth's Earliest History | Dylan Wilmeth | |
| 79 | 10 |  | Universe Today Podcast | Fraser Cain | |
| 80 | 30 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 81 | 22 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 81 | — | O | Open Country | BBC Radio 4 | |
| 82 | 50 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 83 | 52 |  | People Helping Nature Podcast | Conservation Amplified | |
| 84 | 44 |  | The Life Scientific | BBC Radio 4 | |
| 85 | 27 |  | Babbage from The Economist | The Economist | |
| 86 | 40 |  | Intelligent Design the Future | Discovery Institute | |
| 87 | 27 |  | The Michael Shermer Show | Michael Shermer | |
| 88 | 51 |  | Breaking Down: Collapse | Kory & Kellan | |
| 89 | 9 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 90 | 17 |  | Nature Podcast | Springer Nature Limited | |
| 91 | — |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 91 | 5 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 92 | 28 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 92 | — | S | Science(ish) | Auddy | |
| 93 | 22 | 一 | 一口經濟學 bitesize economics | Charles Liao | |
