| 1 | 3 |  | Science Weekly | The Guardian | |
| 2 | 26 |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 3 | 2 |  | Making Sense with Sam Harris | Sam Harris | |
| 4 | 2 | B | Bloom | Bloom – podcast om natur og videnskab | |
| 5 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 6 | 1 |  | RumSnak | Tina Ibsen + Anders Høeg Nissen | |
| 7 | 1 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 8 | 1 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 9 | 1 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 10 | 1 |  | Radiolab | WNYC Studios | |
| 11 | 1 |  | Drilled | Pushkin Industries | |
| 12 | 1 |  | Matvælið | Matís | |
| 13 | 1 |  | More or Less | BBC Radio 4 | |
| 14 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 15 | 3 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 16 | 3 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 17 | — |  | Regenerative Ag Stories on the Grazing Grass Podcast | Grazing Grass | |
| 18 | 3 |  | Science Vs | Spotify Studios | |
| 19 | 3 | N | Nauka To Lubię | Tomasz Rożek | |
| 20 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 2 |  | The Psychology Podcast | iHeartPodcasts | |
| 22 | 12 |  | Unexplainable | Vox | |
| 23 | 88 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 24 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 25 | 4 |  | Your Brain On | Drs. Ayesha and Dean Sherzai | |
| 26 | 38 | V | Von Ráðgjöf - Lausnin Hlaðvarp | Von ráðgjöf - Lausnin hlaðvarp | |
| 27 | 43 |  | Nature Podcast | Springer Nature Limited | |
| 28 | 3 |  | Discovery | BBC World Service | |
| 29 | 92 |  | Bigfoot and Beyond with Cliff and Bobo | Bigfoot and Beyond LLC | |
| 30 | 10 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 31 | 17 |  | Astrum Space | Astrum | |
| 32 | 55 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 33 | 153 |  | ABA Inside Track | ABA Inside Track | |
| 34 | 4 | H | Hyde Park Civilizace | Česká televize | |
| 35 | 112 |  | BBC Inside Science | BBC Radio 4 | |
| 36 | — |  | Safety Third | Safety Third | |
| 37 | 61 |  | All In The Mind | ABC | |
| 38 | 61 |  | This Week in Virology | Vincent Racaniello | |
| 39 | 78 |  | Physics World Weekly Podcast | Physics World | |
| 40 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 41 | 19 |  | The Plodcast | Our Media | |
| 42 | 19 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 43 | 16 | 2 | 24/7 | Beggi Ólafs | |
| 44 | 20 |  | Science In Action | BBC World Service | |
| 45 | 19 | W | Waterlands | Wildfowl & Wetlands Trust | |
| 46 | — |  | Science Quickly | Scientific American | |
| 47 | 7 | P | Physical Attraction | PhysicsPodcast.com | |
| 48 | 26 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 49 | 27 |  | Quirks and Quarks | CBC | |
| 50 | 33 |  | The Quanta Podcast | Quanta Magazine | |
| 51 | 85 |  | Instant Genius | Our Media | |
| 52 | 23 |  | Space Nuts: Astronomy Insights & Cosmic Discoveries | Professor Fred Watson and Andrew Dunkley | |
| 53 | 49 |  | The Michael Shermer Show | Michael Shermer | |
| 54 | 23 |  | Your Brain On Climate | Dave Powell | |
| 55 | 23 |  | Espacio en blanco | Radio Nacional | |
| 56 | 23 |  | Invisibilia | NPR | |
| 57 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 58 | 23 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 59 | 21 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 60 | 103 |  | CrowdScience | BBC World Service | |
| 61 | 4 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 62 | 4 | T | The Behavioral View | CentralReach | |
| 63 | 4 | N | Nurtured by Nature | Fiona MacKay | |
| 64 | — | S | Sternzeit | Deutschlandfunk | |
| 65 | 28 |  | For What It’s Earth | Emma Brisdion & Sophie Pavelle | |
| 66 | — |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 67 | 28 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 68 | 27 |  | Short Wave | NPR | |
| 69 | 27 |  | Unexpected Elements | BBC World Service | |
| 70 | 27 |  | Paradigmepodden | Terje Toftenes | |
| 71 | 26 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 72 | 28 |  | Speaking of Psychology | American Psychological Association | |
| 73 | 27 |  | Ologies with Alie Ward | Alie Ward | |
| 74 | 12 | C | Clinician's Roundtable | ReachMD | |
| 75 | 28 |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 76 | 80 |  | Dr Karl Podcast | triplej | |
| 77 | 12 |  | Radio Naukowe | Radio Naukowe - Karolina Głowacka | |
| 78 | 29 |  | Believing the Bizarre: Paranormal Conspiracies & Myths | Tyler and Charlie | |
| 79 | 101 | W | Walkabout the Galaxy | Joshua Colwell, Adrienne Dove, and James Cooney | |
| 80 | 30 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 81 | 30 |  | Science Magazine Podcast | Science Magazine | |
| 82 | 14 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 83 | 31 |  | Frankly Speaking About Family Medicine | Pri-Med | |
| 84 | 30 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 85 | 30 |  | The world, the universe and us | New Scientist | |
| 86 | 30 |  | The DemystifySci Podcast | DemystifySci | |
| 87 | 6 |  | Why Do We Do That? | BBC Radio 4 | |
| 88 | 15 | E | Equine Veterinary Education Podcast | Unknown | |
| 89 | 29 |  | Somewhere in the Skies | SpectreVision Radio | |
| 90 | 29 |  | Radiowissen | Bayerischer Rundfunk | |
| 91 | 49 |  | Skeptics with a K | Skeptic Media Limited | |
| 92 | 49 |  | Creature Feature | iHeartPodcasts | |
| 93 | — |  | The Behavioral Observations Podcast with Matt Cicoria | Matt Cicoria | |
| 94 | — | F | Future Tense Fiction | Slate Podcasts | |
| 95 | 32 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 96 | 30 |  | That's Absurd Please Elaborate | Trace Elements Media | |
| 97 | 18 |  | The Green Room: A Podcast from Obstetrics & Gynecology | Obstetrics & Gynecology (Green Journal) | |
| 98 | 31 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 99 | 30 |  | Das Wissen | SWR | SWR | |
| 100 | 29 |  | MinuteEarth | Minute Earth | |
