| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 3 | — |  | Radiolab | WNYC Studios | |
| 4 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 13 |  | Curious Cases | BBC Radio 4 | |
| 6 | 6 |  | BBC Inside Science | BBC Radio 4 | |
| 7 | 4 |  | Science Weekly | The Guardian | |
| 8 | 3 |  | All In The Mind | ABC | |
| 9 | 7 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 10 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 11 | 8 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 12 | 6 |  | Science Vs | Spotify Studios | |
| 13 | 60 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 14 | — | B | blurbs | Matt Ross | |
| 15 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 16 | 9 |  | Speaking of Psychology | American Psychological Association | |
| 17 | 9 | O | Our Changing World | RNZ | |
| 18 | 8 | B | Blazing the Trail | University of Sydney / Australian Museum / Break Thru Films | |
| 19 | 4 |  | Unexpected Elements | BBC World Service | |
| 20 | 7 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 21 | 7 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 22 | 12 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 23 | 10 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 24 | — |  | Let's Learn Everything! | Maximum Fun | |
| 25 | 13 | G | Goodfellow Unit | The Goodfellow Unit (University of Auckland) | |
| 26 | 5 |  | More or Less | BBC Radio 4 | |
| 27 | 7 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 28 | 119 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 29 | — | D | Der Wissenskompass - Gesünder leben mit Bas Kast | Hello Health / Bas Kast | |
| 30 | 38 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 31 | 14 |  | CrowdScience | BBC World Service | |
| 32 | 23 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 33 | 2 |  | ExtinctZoo | ExtinctZoo | |
| 34 | 7 |  | Discovery | BBC World Service | |
| 35 | 36 |  | Unexplainable | Vox | |
| 36 | 110 | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 37 | 45 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 38 | 105 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 39 | 17 |  | New Books in Critical Theory | Marshall Poe | |
| 40 | 81 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 41 | 130 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 42 | 88 |  | The Episodic Table of Elements | T. R. Appleton | |
| 43 | 13 |  | Science In Action | BBC World Service | |
| 44 | 19 | M | MissPerceived | Audiocrafty | |
| 45 | 120 |  | Skeptics with a K | Skeptic Media Limited | |
| 46 | 135 |  | Safety Third | Safety Third | |
| 47 | 21 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 48 | 119 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 49 | 25 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 50 | 132 |  | The Jim Rutt Show | The Jim Rutt Show | |
| 51 | — |  | Statistics Made Simple | Brad R. Fulton, PhD | |
| 52 | — |  | Curiosity Weekly | Discovery | |
| 53 | 138 | W | What The Duck?! | ABC | |
| 54 | 109 |  | Science Quickly | Scientific American | |
| 55 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 56 | 27 |  | Mysterious Universe | 8th Kind | |
| 57 | — |  | The Plodcast | Our Media | |
| 58 | — |  | AWESOME ASTRONOMY | Paul & Dr Jeni | |
| 59 | — | L | Lasers in Skin | Lisa McMahon & Mike Murphy | |
| 60 | 28 |  | Science Friction | ABC | |
| 61 | — |  | Science of Perception Box | Unlikely Collaborators | Pod People | |
| 62 | — | W | WiTcast | WiTcast | |
| 63 | — |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 64 | — | 去 | 去现场 | JustPod | |
| 65 | — | P | PromptCast: The Voice of AI and Security | Prompt Security | |
| 66 | 27 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 67 | 32 |  | Total Disclosure Podcast | Tyler Roberts | |
| 68 | 32 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 69 | 32 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 70 | 21 |  | The Science Show | ABC | |
| 71 | 31 |  | That UFO Podcast | That UFO Podcast | |
| 72 | 28 |  | Blurry Creatures | Blurry Creatures | |
| 73 | 11 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 74 | 32 |  | Drilled | Pushkin Industries | |
| 75 | 34 |  | Overheard at National Geographic | National Geographic | |
| 76 | 33 |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
| 77 | 30 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 78 | 30 |  | Quirks and Quarks | CBC | |
| 79 | 33 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 80 | 11 |  | The world, the universe and us | New Scientist | |
| 81 | 34 | W | Wildest Kruger Stories | Karolina Norée | |
| 82 | 24 |  | The Michael Shermer Show | Michael Shermer | |
| 83 | 38 |  | You Are Not So Smart | You Are Not So Smart | |
| 84 | 34 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 85 | 34 | N | New Books in Anthropology | New Books Network | |
| 86 | 34 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 87 | 34 | P | Paws & Reward Podcast | Marissa Martino, CDBC, CTC | |
| 88 | 34 |  | Going Wild with Dr. Rae Wynn-Grant | PBS Nature | |
| 89 | 61 |  | Science Talk | Scientific American | |
| 90 | 14 |  | Completely Arbortrary | Completely Arbortrary | |
| 91 | 32 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 92 | 36 |  | Dr Karl Podcast | triplej | |
| 93 | 36 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 94 | 30 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 95 | 34 |  | The Horse First: A Veterinary Sport Horse Podcast | Audrey DeClue, DVM | |
| 96 | 36 |  | Short Wave | NPR | |
| 97 | 32 |  | Nephilim Death Squad | TopLobsta Productions | |
| 98 | 31 |  | Brave New World | Evening Standard | |
| 99 | 21 | T | The New Zealand General Practice Podcast | Dr Jo Scott-Jones | |
| 100 | 34 |  | Accidental Gods | Accidental Gods | |
