| 1 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 2 | 130 |  | Planet Em | Emily McDonald | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 5 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | 10 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 6 | 1 |  | Órbita Laika. El podcast | RNE Audio | |
| 7 | 7 |  | Espacio en blanco | Radio Nacional | |
| 8 | 15 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 9 | 6 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 10 | 6 | D | Data Science para Todos | Jorge Leonardo Loreto | |
| 11 | — | L | La Ciencia Pop | Gabriel León | |
| 12 | 8 | S | Seismic Soundoff | Society of Exploration Geophysicists (SEG) | |
| 13 | 8 |  | Radiolab | WNYC Studios | |
| 14 | 6 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 15 | 7 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 16 | 35 |  | Science Vs | Spotify Studios | |
| 17 | 11 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 18 | 58 |  | BBC Inside Science | BBC Radio 4 | |
| 19 | 9 | J | Jorge Roig. Fisiología del Ejercicio | Jorge Roig | |
| 20 | 100 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 21 | 27 |  | Materia Oscura | ABC | |
| 22 | 6 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 23 | — |  | The Weirdest Thing I Learned This Week | Popular Science | |
| 24 | 62 |  | Science Magazine Podcast | Science Magazine | |
| 25 | 52 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 26 | 59 | L | La Ciencia de A Vivir | Cadena SER | |
| 27 | — |  | New Books in Critical Theory | Marshall Poe | |
| 28 | 16 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 29 | 16 |  | A hombros de gigantes | Radio 5 | |
| 30 | — |  | Divulgación de la geología | Universidad Nacional de Río Negro, Argentina | |
| 31 | 12 |  | Big Brains | University of Chicago Podcast Network | |
| 32 | 14 | A | Aparici en Órbita | Alberto Aparici | |
| 33 | 19 |  | Science Weekly | The Guardian | |
| 34 | 133 |  | La Science, CQFD | France Culture | |
| 35 | 75 |  | La ciencia del agro | Harold Ch | |
| 36 | — |  | The Optispan Podcast with Matt Kaeberlein | Optispan | |
| 37 | — | R | Radio Semilla | Radio Semilla | |
| 38 | 15 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 39 | 73 |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 40 | 30 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 41 | — | E | EADV Podcast | EADV | |
| 42 | — | I | Investigando la investigación | Horacio Pérez-Sánchez | |
| 43 | — |  | Diabetes Care "On Air" | American Diabetes Association | |
| 44 | 27 |  | La Conversation scientifique | France Culture | |
| 45 | 27 | E | El Viajero de la Ciencia - Carlos Alameda | Carlos Alameda | |
| 46 | 25 | U | Un Podcast | flsc299 | |
| 47 | 14 |  | The Psychology Podcast | iHeartPodcasts | |
| 48 | 24 |  | Mysterious Universe | 8th Kind | |
| 49 | 19 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 50 | 1 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 51 | 35 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 52 | 11 | T | The Science of Self | Peter Hollins | |
| 53 | 11 | P | Podcast Desde el Sur: explorando el Cosmos | Ricardo Sánchez | |
| 54 | 11 |  | Altered States | PRX | |
| 55 | 11 | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 56 | 11 |  | The Rest Is Science | Goalhanger | |
| 57 | 32 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 58 | 27 |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 59 | 124 | Q | Questions du soir : l'idée | France Culture | |
| 60 | 34 | C | CrowdScience | BBC World Service | |
| 61 | 34 | V | VoxTalks Economics | VoxTalks | |
| 62 | — | R | Razones siderales | Radio Usach Podcast | |
| 63 | 34 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 64 | 19 |  | Discovery to Recovery | Society of Economic Geologists | |
| 65 | 51 | B | Bajo las estrellas, una mirada al universo | joseluis | |
| 66 | 73 |  | Serendipias | SER Podcast | |
| 67 | 79 |  | EL PORQUE DE LAS COSAS | EL PORQUE DE LAS COSAS | |
| 68 | — | S | Seducción Y Persuasión De Style Seduction Life | Alister A. García | |
| 69 | — | C | CONTAMINACIÓN AMBIENTAL | Moncerrath Galvez | |
| 70 | 38 |  | Unexpected Elements | BBC World Service | |
| 71 | 33 | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 72 | — |  | Astronomy Daily: Space News Updates | bitesz.com | |
| 73 | — |  | Hecho y Derecho con Vanesa Silguero | Vanesa Silguero | |
| 74 | 40 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 75 | 40 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 76 | 40 |  | Babbage from The Economist | The Economist | |
| 77 | 23 | P | Planeta sostenible | URosarioRadio | |
| 78 | 23 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 79 | 39 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 80 | 43 |  | The Numberphile Podcast | Brady Haran | |
| 81 | 42 |  | Unexplainable | Vox | |
| 82 | 35 | F | Fundamentos de energía eólica y bioenergía. | Daniel Calderón Juárez | |
| 83 | 33 | Á | Ático Primera con Laia Castel | laiascastel | |
| 84 | 13 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 85 | 19 |  | Science Quickly | Scientific American | |
| 86 | 21 |  | Short Wave | NPR | |
| 87 | 31 |  | The Science of Everything Podcast | James Fodor | |
| 88 | 31 | W | Wissenschaftsmagazin | Schweizer Radio und Fernsehen (SRF) | |
| 89 | 31 | C | Cienciaes.com | cienciaes.com | |
| 90 | — | A | ATEEP: Antes todo esto era plasma | AstroLab | |
| 91 | 32 | I | Introducción a la investigación | Viviana Herrera | |
| 92 | 32 | M | Matemática | Victória Monte | |
| 93 | 32 | M | Misterios | Misterios | |
| 94 | 32 |  | This Week in Virology | Vincent Racaniello | |
| 95 | 32 |  | Let's Learn Everything! | Maximum Fun | |
| 96 | 32 |  | More or Less | BBC Radio 4 | |
| 97 | 32 |  | Das Wissen | SWR | SWR | |
| 98 | 32 | M | Mundo Ciencia | RFI Español | |
| 99 | 32 | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 100 | 32 | D | Datos Curiosos. Vida Marina | Datos Curiosos. Vida Marina | |
