| 1 | 1 |  | The Rest Is Science | Goalhanger | |
| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 5 |  | Science Vs | Spotify Studios | |
| 5 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 5 | — |  | Ologies with Alie Ward | Alie Ward | |
| 8 | 1 |  | Unexplainable | Vox | |
| 8 | 2 |  | Science Weekly | The Guardian | |
| 8 | 2 |  | Curious Cases | BBC Radio 4 | |
| 9 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 10 | 5 | B | Boring History for Sleep | Velvet | |
| 10 | 5 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 11 | 1 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 11 | 29 |  | BBC Inside Science | BBC Radio 4 | |
| 11 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 15 | 16 |  | The world, the universe and us | New Scientist | |
| 15 | 8 |  | Babbage from The Economist | The Economist | |
| 16 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 18 | 6 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 19 | 81 |  | All In The Mind | ABC | |
| 19 | 32 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 20 | 37 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 20 | 1 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 20 | 4 |  | The Life Scientific | BBC Radio 4 | |
| 21 | 61 |  | Speaking of Psychology | American Psychological Association | |
| 21 | 13 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 22 | 22 |  | Planet Em | Emily McDonald | |
| 22 | 1 |  | Blurry Creatures | Blurry Creatures | |
| 22 | 8 |  | A Question of Science | The Francis Crick Institute | |
| 23 | 9 |  | Relebogile Mabotja hosts The Naked Scientist | Radio 702 | |
| 24 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 25 | 175 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 25 | 63 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 25 | 6 |  | Discovery | BBC World Service | |
| 25 | 9 |  | The Psychology Podcast | iHeartPodcasts | |
| 26 | 1 |  | Nature Podcast | Springer Nature Limited | |
| 26 | 4 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 27 | 6 | T | The Structural Engineering Podcast | Max and Zach | |
| 28 | — |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 29 | 13 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 29 | 8 | L | Lifeworlds | Alexa Firmenich | |
| 30 | 86 | S | Stanford Psychology Podcast | Stanford Psychology | |
| 30 | 1 |  | BrainStuff | iHeartPodcasts | |
| 30 | — |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 30 | 99 |  | Regenerative Agriculture Podcast | John Kempf | |
| 31 | 61 |  | Astrum Space | Astrum | |
| 31 | 57 |  | That UFO Podcast | That UFO Podcast | |
| 31 | 12 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 31 | 42 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 32 | 7 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 33 | 6 |  | Science In Action | BBC World Service | |
| 33 | 128 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 34 | — | S | Sharkpedia | Meghan Holst and Amani Webber-Schultz | |
| 34 | 13 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 35 | 98 |  | PlanetGeo: The Geology Podcast | Chris and Jesse | |
| 35 | 3 |  | CrowdScience | BBC World Service | |
| 36 | 13 |  | More or Less | BBC Radio 4 | |
| 36 | — |  | All Things Urticaria – Learning about urticaria with Prof. Dr. Torsten Zuberbier | UCARE, the Global Allergy and Asthma Excellence Network for Urticaria | |
| 37 | 5 | N | NASA Daily | ElectraCast Media LLC | |
| 37 | 75 |  | Intelligent Design the Future | Discovery Institute | |
| 37 | — | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
| 38 | — |  | Mark Rober Reaction Show | E.A INC | |
| 38 | — | T | The Discovery Files | Scott Briscoe and Ahmad Saleem | |
| 39 | — |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 39 | — | 4 | 4°C Podcast | 4°C pODCAST | |
| 40 | — |  | TED Talks Science and Medicine | TED | |
| 41 | — | S | Speaking of Psychology | American Psychological Association | |
| 41 | 1 |  | Species | mackenmurphy.org | |
| 42 | 13 | W | Wildest Kruger Stories | Karolina Norée | |
| 42 | 1 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 43 | 152 | C | Clinically Thinking | Clinically Thinking | |
| 44 | — | E | European Journal of Anaesthesiology | EJA - The EJA Podcast collection | EJA | |
| 44 | 35 |  | Clearer Thinking with Spencer Greenberg | Spencer Greenberg | |
| 44 | 26 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 45 | 1 | P | Personality Psychology Podcast | personalitypsychologypodcast | |
| 46 | — | T | The Mad Genius Thesis | Mnemosyne Media | |
| 46 | 17 |  | TheThinkingAtheist | The Thinking Atheist | |
| 47 | — |  | Science and the City | Science and the City | |
| 47 | 58 | T | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 48 | 5 |  | The Deep End Pool Podcast | The Deep End | |
| 49 | — | T | The Blind Spot Podcast | Adam Frank, Evan Thompson and Marcelo Gleiser. | |
| 49 | 111 |  | Ancient Aliens | PodcastOne | |
| 50 | 39 |  | Das Wissen | SWR | SWR | |
| 50 | 15 |  | UFO Witnesses | UFO Witnesses | |
| 50 | — |  | Yale Anesthesiology | Yale Anesthesiology | |
| 52 | 59 |  | New Books in Critical Theory | Marshall Poe | |
| 53 | — |  | Safety Third | Safety Third | |
| 54 | 47 | T | Tom Nelson | Thomas Nelson | |
| 54 | 69 |  | Unexpected Elements | BBC World Service | |
| 55 | 54 |  | Science Quickly | Scientific American | |
| 56 | 7 |  | The Micah Hanks Program | Micah Hanks | |
| 57 | 5 |  | Short Wave | NPR | |
| 57 | 11 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 57 | 29 |  | The Michael Shermer Show | Michael Shermer | |
| 58 | 25 |  | Living Planet | DW | |
| 59 | 25 |  | Universe Today Podcast | Fraser Cain | |
| 60 | 10 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 61 | 108 | A | Ask the Naked Scientists | Dr Chris Smith | |
