| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | — |  | Unexplainable | Vox | |
| 4 | 4 |  | Radiolab | WNYC Studios | |
| 5 | 2 |  | Science Vs | Spotify Studios | |
| 6 | 1 |  | Ologies with Alie Ward | Alie Ward | |
| 7 | 3 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 8 | 2 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 9 | — |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 10 | 5 |  | Making Sense with Sam Harris | Sam Harris | |
| 11 | 14 |  | Speaking of Psychology | American Psychological Association | |
| 12 | 1 |  | The Psychology Podcast | iHeartPodcasts | |
| 13 | 24 |  | Babbage from The Economist | The Economist | |
| 14 | 2 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 15 | 4 |  | Science Weekly | The Guardian | |
| 16 | 2 |  | You Are Not So Smart | You Are Not So Smart | |
| 17 | 7 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 18 | 1 |  | Overheard at National Geographic | National Geographic | |
| 19 | 120 | L | Lung Cancer Considered | IASLC | |
| 20 | 8 | I | Ideas of India | Mercatus Center at George Mason University | |
| 21 | — |  | Oncology Today with Dr Neil Love | Dr. Neil Love | |
| 22 | 1 |  | Short Wave | NPR | |
| 23 | 12 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 24 | 4 |  | All In The Mind | ABC | |
| 25 | 5 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 26 | 12 |  | The world, the universe and us | New Scientist | |
| 27 | 37 |  | Astrum Space | Astrum | |
| 28 | 33 |  | Science Friday | Science Friday and WNYC Studios | |
| 29 | 58 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 30 | 97 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 31 | 111 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 32 | 10 |  | The Quanta Podcast | Quanta Magazine | |
| 33 | 6 |  | Discovery | BBC World Service | |
| 34 | 42 | S | Sher Khan | Aaj Tak Radio | |
| 35 | 4 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 36 | 150 | T | The Think Wildlife Podcast | The Think Wildlife Podcast | |
| 37 | 17 | B | Boring History for Sleep | Velvet | |
| 38 | — |  | The Alpha Male Coach Podcast | Kevin Aillaud | |
| 39 | — |  | Talking Points | TCTMD | |
| 40 | 154 |  | The Couples Therapist Couch | Shane Birkel | |
| 41 | — |  | Living Planet | DW | |
| 42 | — | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 43 | — | M | MinutePhysics | Neptune Studios | |
| 44 | — |  | Dharma Lab | Dharma Lab | |
| 45 | — | L | Light Pollution News | Light Pollution News | |
| 46 | — | T | The NCERT Sci-Pods, Podcasts & AudioBooks | The Meliorists aka Manjunath, Ayush & Prithvi | |
| 47 | — | . | . | Rica Platica | |
| 48 | — |  | The Gene Gap: Common threads | The Guardian | |
| 49 | — |  | My Big TOE by Thomas Campbell - Unifying Mind and Matter | Thomas Campbell together with the MBT Volunteers | |
| 50 | — | D | Deep Breaths: Updates from CHEST | ReachMD | |
| 51 | 27 |  | Origin Stories | The Leakey Foundation | |
| 52 | 29 |  | The Episodic Table of Elements | T. R. Appleton | |
| 53 | 20 |  | Night Science | Itai Yanai & Martin Lercher | |
| 54 | 28 |  | How We're Wired | The Bertarelli Foundation | |
| 55 | 26 |  | The Future of Everything | Stanford Engineering | |
| 56 | 58 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 57 | 30 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 58 | 18 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 59 | 24 |  | Curious Cases | BBC Radio 4 | |
| 60 | 28 | P | Physics World Stories Podcast | Physics World | |
| 61 | 17 |  | The Astrophysics Podcast | Paul Duffell | |
| 62 | 28 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 63 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 64 | 21 | R | Radiology AI Podcast | RSNA | Radiological Society of North America (RSNA) | |
| 65 | 29 |  | The House of Surgery | The American College of Surgeons | |
| 66 | 28 | P | Psychology | Yale School of Medicine | |
| 67 | 22 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 68 | 26 |  | Songs 4 FRCR: Radiology FRCR 2A Revision | FRCR Revision | |
| 69 | — | M | Medscape InDiscussion: Dyslipidemia | Medscape | |
| 70 | 5 |  | SciShow Tangents | Complexly | |
| 71 | — | M | Medscape InDiscussion: Myasthenia Gravis | Medscape | |
| 72 | 31 |  | The Archaeology Show | Archaeology Podcast Network | |
| 73 | — |  | Rare Earth | BBC Radio 4 | |
| 74 | 25 | A | Arxiv Papers | Igor Melnyk | |
| 75 | — | M | Medscape InDiscussion: Psoriatic Arthritis | Medscape | |
| 76 | 30 |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 77 | — |  | Bedtime Astronomy | Synthetic Universe | |
| 78 | 31 |  | The Orthobullets Podcast | Orthobullets | |
| 79 | 31 |  | Outside/In | NHPR | |
| 80 | — | M | Medscape InDiscussion: Type 2 Diabetes | Medscape | |
| 81 | 31 |  | Geology Bites | Oliver Strimpel | |
| 82 | 20 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 83 | 32 | H | Hiss & Tell: Cat Behavior and Beyond | Kristiina Wilson | |
| 84 | 32 | T | The Surgery Talks Podcast | Surgery Talks Team | |
| 85 | 32 | R | Radiology Advances Podcast | RSNA | The Radiological Society of North America | |
| 86 | — | M | Medscape InDiscussion: Heart Failure | Medscape | |
| 87 | 33 |  | Mongabay Newscast | Mongabay.com | |
| 88 | — | M | Medscape InDiscussion: Idiopathic Pulmonary Fibrosis | Medscape | |
| 89 | 34 |  | The Micah Hanks Program | Micah Hanks | |
| 90 | — | M | Medscape InDiscussion: Pulmonary Arterial Hypertension | Medscape | |
| 91 | 35 | T | The Reading Room with Diagnostic Imaging | Diagnostic Imaging | |
| 92 | — | M | Medscape InDiscussion: Chronic Obstructive Pulmonary Disease | Medscape | |
| 93 | 36 | V | Video and Lectures - CTisus.com | Elliot K. Fishman, MD, FACR | |
| 94 | — | M | Medscape InDiscussion: Systemic Lupus Erythematosus | Medscape | |
| 95 | 37 | T | The Science Behind Mysteries | Jay Govindji | |
| 96 | — | M | Medscape InDiscussion: Myelofibrosis | Medscape | |
| 97 | — | M | Medscape InDiscussion: Irritable Bowel Syndrome | Medscape | |
| 98 | — | M | Medscape InDiscussion: Obesity | Medscape | |
| 99 | — | M | Medscape InDiscussion: Multiple Sclerosis | Medscape | |
| 100 | — |  | Medscape InDiscussion: Chronic Kidney Disease | Medscape | |
