| 1 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 2 | — | S | Show Me the Science with Luke O'Neill | Newstalk | |
| 2 | — |  | Curious Cases | BBC Radio 4 | |
| 2 | — |  | Science Weekly | The Guardian | |
| 3 | — |  | Ologies with Alie Ward | Alie Ward | |
| 5 | — |  | More or Less | BBC Radio 4 | |
| 6 | 2 |  | Radiolab | WNYC Studios | |
| 6 | 6 | M | Mooney Goes Wild | RTÉ Radio 1 | |
| 7 | 1 |  | A Question of Science | The Francis Crick Institute | |
| 7 | — |  | Making Sense with Sam Harris | Sam Harris | |
| 7 | — |  | Science Vs | Spotify Studios | |
| 9 | 4 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 9 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 10 | 4 | F | Futureproof with Jonathan McCrea | Newstalk | |
| 11 | — |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 13 | 4 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 14 | 2 |  | Unexplainable | Vox | |
| 15 | 11 |  | BBC Inside Science | BBC Radio 4 | |
| 15 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 16 | — |  | Ask a Spaceman! | Paul M. Sutter | |
| 16 | 13 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 16 | 6 | B | Boring History for Sleep | Velvet | |
| 18 | 4 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 18 | 3 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 19 | 10 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 6 |  | The Life Scientific | BBC Radio 4 | |
| 20 | — |  | That UFO Podcast | That UFO Podcast | |
| 21 | 20 |  | The Michael Shermer Show | Michael Shermer | |
| 22 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 23 | 2 |  | Planet Em | Emily McDonald | |
| 23 | — |  | Speaking of Psychology | American Psychological Association | |
| 23 | 12 |  | The world, the universe and us | New Scientist | |
| 24 | 9 |  | Instant Genius | Our Media | |
| 24 | 7 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 26 | — |  | Astrum Space | Astrum | |
| 28 | — |  | You Are Not So Smart | You Are Not So Smart | |
| 30 | 4 |  | Let's Learn Everything! | Maximum Fun | |
| 31 | — |  | Drilled | Pushkin Industries | |
| 32 | — |  | Accidental Gods | Accidental Gods | |
| 32 | 12 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 34 | — |  | Science & Futurism with Isaac Arthur | Isaac Arthur | |
| 35 | — |  | Почему мы еще живы | libo/libo | |
| 36 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 36 | 6 |  | Where The Wild Thoughts Are | Jo Marchant | |
| 36 | 57 |  | Universe Today Podcast | Fraser Cain | |
| 37 | 1 |  | CrowdScience | BBC World Service | |
| 37 | 66 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 38 | 14 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 38 | — |  | The Climate Question | BBC World Service | |
| 39 | — |  | Rebelliously Curious with Chrissy Newton: UFOs, Science, Culture and Futurism | Chrissy Newton | |
| 40 | — |  | Science Will Win | Pfizer | |
| 41 | — |  | Win-Win with Liv Boeree | Liv Boeree | |
| 41 | — | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 42 | — | P | PODCASTY WSIiZ | PODCASTY WSIiZ | |
| 42 | — |  | Radiowissen | Bayerischer Rundfunk | |
| 43 | 12 |  | Somewhere in the Skies | SpectreVision Radio | |
| 43 | — | M | My Pocket Psych | Dr. Richard A. MacKinnon | |
| 43 | 72 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 44 | — |  | Climate Curious | TEDxLondon | |
| 45 | 108 |  | New Books in Critical Theory | Marshall Poe | |
| 45 | 3 |  | Nature Podcast | Springer Nature Limited | |
| 45 | 15 |  | Babbage from The Economist | The Economist | |
| 45 | — | T | The Leading Voices in Food | Duke World Food Policy Center | |
| 46 | — | I | Into The Wilderness with Byron Pace | The Pace Brothers | |
| 47 | 16 | N | New Scientist Weekly | New Scientist | |
| 47 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 48 | — |  | Chemistry Made Simple | Matthew Macariou | |
| 48 | — |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 48 | — | B | Beneath the Canopy Nature Connection | Orlagh and Cat | |
| 48 | 19 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 48 | — | I | Irish Wildlife Trust | Irish Wildlife Trust | |
| 49 | — |  | Ask MIT Climate | MIT Climate Project | |
| 49 | 9 | T | The Knepp Wilding Podcast | Knepp.co.uk | |
| 50 | — | К | Космос | Студия Red Barn | |
| 50 | — | N | NICE Talks | National Institute of Health and Care Excellence (NICE) | |
| 51 | — |  | Nerdland Podcast | Lieven Scheire | |
| 51 | — |  | The Threshold | Foreign Policy | |
| 51 | — |  | Mongabay Newscast | Mongabay.com | |
| 52 | 3 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 53 | — | S | Shirtloads of Science | Dr Karl Kruszelnicki | |
| 53 | — |  | New Books in Psychoanalysis | Marshall Poe | |
| 54 | — |  | Climate One | Climate One from The Commonwealth Club | |
| 54 | 16 |  | Science In Action | BBC World Service | |
| 54 | — |  | Planet Possible | CIWEM | |
| 55 | — | T | The Humble Hoof | Alicia Harlov | |
| 55 | — | N | Nocturnal Worlds | Audiocraft | |
| 56 | — | 锵 | 锵锵脑科学 | BrainPod脑锅 | |
| 57 | — | M | Molecule to Market: Inside the outsourcing space | Raman Sehgal | |
| 57 | 3 |  | The Plodcast | Our Media | |
| 57 | — |  | Bova UK Podcast | Bova UK | |
| 57 | — | P | PIIE Insider LIVE | Peterson Institute for International Economics | |
| 58 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 58 | — | M | Mass Timber Construction Podcast | Paul Kremer | |
| 58 | 2 | C | Chris Skinner's Countryside Podcasts | High Ash Farm | |
| 59 | 1 | T | The Criminologist | Joe Arvidson | |
| 61 | 50 |  | Scotland Outdoors | BBC Radio Scotland | |
| 62 | 14 | F | Farming Today | BBC Radio 4 | |
| 63 | 35 |  | Discovery | BBC World Service | |
| 64 | 25 |  | Science Friday | Science Friday and WNYC Studios | |
| 65 | 18 | T | The Big Cat People Podcast | The Big Cat People | |
