| 1 | 44 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 2 | 23 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 3 | 58 |  | Materia Oscura | ABC | |
| 4 | 20 |  | A hombros de gigantes | Radio 5 | |
| 5 | 153 |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 6 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 7 | 5 | L | La Ciencia Pop | Gabriel León | |
| 8 | — | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 9 | 6 |  | Serendipias | SER Podcast | |
| 10 | 6 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 11 | 6 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 12 | 6 | S | Sobre ciencia y café | Leonardo G. Alanis Cantú | |
| 13 | 6 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 14 | 6 |  | Aparici en Órbita | OndaCero | |
| 15 | — | C | Cienciaes.com | cienciaes.com | |
| 16 | 7 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 17 | 14 |  | Espacio en blanco | Radio Nacional | |
| 18 | 6 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 19 | 9 |  | Radiolab | WNYC Studios | |
| 20 | 36 | A | Advancing Healthcare Through Simulation | NAIT - Centre for Advanced Medical Simulation | |
| 21 | 10 |  | Lost Women of Science | Lost Women of Science | |
| 22 | 6 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 23 | 90 |  | Unexplainable | Vox | |
| 24 | 7 | M | Mi Última Neurona | Jessica Chomik-Morales | |
| 25 | 7 | A | A Wild Mind | Andrea Bariselli | |
| 26 | 13 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 27 | 5 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 28 | 14 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 29 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 30 | 11 |  | Babbage from The Economist | The Economist | |
| 31 | 11 |  | Podcast de la División de Anestesiología UC | Maximiliano Zamora H. | |
| 32 | 11 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 33 | — |  | Votre cerveau | France Culture | |
| 34 | 53 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 35 | 146 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 36 | — |  | Ciencia y aparte (by Xataka) | Webedia | |
| 37 | — |  | Hecho y Derecho con Vanesa Silguero | Vanesa Silguero | |
| 38 | — | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 39 | 12 |  | Invisibilia | NPR | |
| 40 | 17 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 41 | 64 |  | The Quanta Podcast | Quanta Magazine | |
| 42 | 79 |  | The Science of Coffee | James Harper | |
| 43 | — | T | Teoría De la Relatividad. | Eros Axel Romero Tello | |
| 44 | 10 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 45 | 74 | Á | Ático Primera con Laia Castel | laiascastel | |
| 46 | 25 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 47 | 17 |  | La Science, CQFD | France Culture | |
| 48 | 2 | A | Astronomía y algo más | Ricardo Garcia | |
| 49 | 2 | T | The We Society | AcSS | |
| 50 | 2 | S | She'Science Podcast | She'Science Podcast | |
| 51 | 29 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 52 | 15 | L | Le billet sciences | franceinfo | |
| 53 | — |  | The Future of Everything | Stanford Engineering | |
| 54 | 5 | M | Manzana Escéptica | Manzana Esceptica | |
| 55 | 29 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 56 | 28 |  | Let's Learn Everything! | Maximum Fun | |
| 57 | 28 |  | More or Less | BBC Radio 4 | |
| 58 | 25 | A | Aparici en Órbita | Alberto Aparici | |
| 59 | 24 | 3 | 3 Chanchitos | Almar | |
| 60 | 5 |  | Discovery | BBC World Service | |
| 61 | 25 |  | La Conversation scientifique | France Culture | |
| 62 | — |  | The Michael Shermer Show | Michael Shermer | |
| 63 | 6 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 64 | 6 | I | Inmunoescucha | Sección Estudiantil de Divulgación de Inmunología FC | |
| 65 | 6 | T | The Immunology Podcast | The Immunology Podcast | |
| 66 | 6 | R | ResearchPod | ResearchPod | |
| 67 | 29 |  | Science Weekly | The Guardian | |
| 68 | 29 | E | El Podcast de Phil Hugo | Phil Hugo | |
| 69 | 29 |  | New Books in Psychoanalysis | Marshall Poe | |
| 70 | 29 |  | UAP Unidentified Alien Podcast | Gamut Podcast Network | |
| 71 | 29 | T | The Wild Life: 8D Soundscapes | The Wild Life | |
| 72 | 22 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 73 | 29 | L | Lung Cancer Considered | IASLC | |
| 74 | — | P | PENSAMIENTO INEDITO | CARLOS EMILIO IBARRA MONTERO | |
| 75 | — | U | Una Aventura Por El Cosmos | Jefferson León | |
| 76 | — | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 77 | — | T | Teoría De La Relatividad | Edwin Blancas | |
| 78 | 27 | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 79 | 27 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 80 | 27 | T | Tupay encuentro con la cultura andina | Frida Callañaupa Gibaja | |
| 81 | 13 | S | Sinapsis EMPodcast | Marco | |
| 82 | 13 | G | Grupo LICON | el podcast | |
| 83 | 13 |  | Wissen Weekly | Spotify Studios | |
| 84 | 30 | L | Linguistics Behind the Scenes | Linguistics BTS | |
| 85 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 86 | 24 |  | TheThinkingAtheist | The Thinking Atheist | |
| 87 | 24 |  | How to Listen to Audiobook in Nonfiction, Social Sciences | Free Audiobook | |
| 88 | 24 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 89 | — | A | ASMR | ASMR | |
| 90 | 25 |  | Ask Science | QuickAndDirtyTips.com | |
| 91 | 25 | H | Hidroponia | Alejandra | |
| 92 | 25 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 93 | 13 |  | The Litigation Psychology Podcast | litpsych | |
| 94 | 21 |  | Science Magazine Podcast | Science Magazine | |
| 95 | 24 |  | Science Vs | Spotify Studios | |
| 96 | 24 | C | CrowdScience | BBC World Service | |
| 97 | 23 |  | Das Wissen | SWR | SWR | |
| 98 | 23 |  | The Story Collider | Story Collider, Inc. | |
| 99 | 23 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 100 | 23 | R | Radio Semilla | Radio Semilla | |
