| 1 | — |  | The Rest Is Science | Goalhanger | |
| 2 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 4 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 5 | 1 |  | Radiolab | WNYC Studios | |
| 6 | 7 |  | More or Less | BBC Radio 4 | |
| 6 | 1 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 8 | 1 |  | Unexplainable | Vox | |
| 8 | 1 | B | Boring History for Sleep | Velvet | |
| 8 | 1 |  | Making Sense with Sam Harris | Sam Harris | |
| 8 | 4 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 9 | 2 |  | Science Weekly | The Guardian | |
| 10 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 11 | 3 |  | Discovery | BBC World Service | |
| 13 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 14 | — |  | Blurry Creatures | Blurry Creatures | |
| 15 | 7 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 16 | 7 |  | Science Vs | Spotify Studios | |
| 17 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 18 | 2 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 18 | 7 |  | Curious Cases | BBC Radio 4 | |
| 19 | 100 |  | Planet Em | Emily McDonald | |
| 19 | 36 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 19 | 3 |  | The Psychology Podcast | iHeartPodcasts | |
| 19 | 6 |  | You Are Not So Smart | You Are Not So Smart | |
| 20 | 2 | S | Science + God with Dr. G | AccessMore | |
| 20 | 55 |  | The Life Scientific | BBC Radio 4 | |
| 21 | 2 | L | L'art du mentaliste | Taha Mansour | |
| 21 | 93 |  | Snake Rescue | East Coast Radio Podcasts | |
| 21 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 21 | 7 |  | Tooth & Claw: True Stories of Animal Attacks | Wes Larson, Jeff Larson, Mike Smith | Daylight Media | |
| 22 | 16 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 23 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 23 | 5 |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 24 | 9 |  | All In The Mind | ABC | |
| 24 | 3 |  | Science Friday | Science Friday and WNYC Studios | |
| 24 | 17 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 26 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 26 | 9 |  | Dr Karl Podcast | triplej | |
| 27 | 12 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 27 | 115 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 30 | — |  | Leaked | TFLabs | |
| 30 | 8 |  | Mysterious Radio: Paranormal, UFO and Lore Interviews | Podcast Audio House | |
| 30 | 20 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 30 | 1 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 31 | 13 |  | BBC Inside Science | BBC Radio 4 | |
| 31 | 5 |  | New Books in Psychoanalysis | Marshall Poe | |
| 32 | 7 |  | The Grave Talks | Haunted, Paranormal & Supernatural | Ghost Stores, Haunted, Paranormal & Supernatural Stories | |
| 33 | 4 | 4 | 4°C Podcast | 4°C pODCAST | |
| 34 | 38 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 34 | 4 |  | Species | mackenmurphy.org | |
| 35 | 28 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 36 | 47 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 36 | — | T | The Fowl Frontier: Poultry Science Unplucked | University of Arkansas System Division of Agriculture | |
| 37 | 20 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 38 | 19 |  | ScienceStuff | iHeartPodcasts | |
| 38 | 6 | W | Water Beyond Earth | LUWEX Consortium | |
| 39 | 16 |  | Science In Action | BBC World Service | |
| 39 | 8 | L | La Terre au carré | France Inter | |
| 40 | 13 | T | The Birding Life Podcast Network | The Birding Life Podcast Network | |
| 40 | 43 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 40 | 8 |  | Breaking Math Podcast | Autumn Phaneuf & Noah Giansiracusa | |
| 40 | 14 |  | The Michael Shermer Show | Michael Shermer | |
| 41 | 4 | V | VoxTalks Economics | VoxTalks | |
| 42 | 18 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 42 | 101 |  | The Science of Birds | Ivan Phillipsen | |
| 42 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 43 | 20 |  | Short Wave | NPR | |
| 43 | 10 |  | Ask the Naked Scientists | Dr Chris Smith | |
| 43 | 19 |  | Babbage from The Economist | The Economist | |
| 43 | 13 | I | International Law | Yale Law School | |
| 44 | 16 |  | The world, the universe and us | New Scientist | |
| 44 | — |  | Let's Talk Chemistry- a science podcast by ChemTalk | The ChemTalk Team | |
| 44 | — |  | Healthcare Perspectives | Siemens Healthineers | |
| 45 | — |  | The End Of The World with Josh Clark | iHeartPodcasts | |
| 45 | — | T | The Watershed | We Are Water MN | |
| 45 | 4 | V | Vet Voices On Air | Veterinary Voices UK | |
| 45 | — | T | This Wild Life Conservation Podcast | Amy Turner | |
| 45 | 2 |  | TheThinkingAtheist | The Thinking Atheist | |
| 46 | 14 |  | For the love of weather | Gemma Plumb & Aisling Creevey | |
| 46 | — | S | Shaping The Future Of Healthcare | Siemens Healthineers | |
| 49 | — | C | Conservation Chronicles | Jonah & Mariana | |
| 50 | 14 |  | CrowdScience | BBC World Service | |
| 51 | 103 |  | That UFO Podcast | That UFO Podcast | |
| 51 | 8 |  | Science Quickly | Scientific American | |
| 52 | 9 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 52 | 122 |  | BrainStuff | iHeartPodcasts | |
| 53 | — | E | ERS Publications Podcasts | ERS Publications Podcasts | |
| 55 | 1 | B | Believe: Paranormal & UFO Podcast | Kade Moir | |
| 56 | — | A | Agents Of Tech | WebsEdge | |
| 56 | 34 |  | Skeptoid | Brian Dunning | |
| 59 | 3 | T | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 60 | 57 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 61 | 97 | A | AfroPop Music 4 D Soul | BlackBoiAmazing | |
| 62 | 26 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 63 | 16 |  | Speaking of Psychology | American Psychological Association | |
| 64 | 3 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 64 | 30 | A | Ask the Naked Scientists | Dr Chris Smith | |
| 65 | 11 | T | The Dissenter | Ricardo Lopes | |
