| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | — |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 3 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 4 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | 11 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | 9 |  | The Rest Is Science | Goalhanger | |
| 7 | 31 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 8 | 6 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 9 | 5 |  | Ologies with Alie Ward | Alie Ward | |
| 10 | 30 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 11 | 12 |  | Radiolab | WNYC Studios | |
| 12 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 13 | 6 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 14 | 8 | C | CARDIOSÍNTESIS PODCAST | CARDIOSINTESIS PODCAST | |
| 15 | 24 | L | La Ciencia Pop | Gabriel León | |
| 16 | 2 | L | Los Dioses de la IA | Básico.fm | |
| 17 | 12 |  | Discovery | BBC World Service | |
| 18 | 9 |  | Science Vs | Spotify Studios | |
| 19 | 6 |  | Materia Oscura | ABC | |
| 20 | 123 | S | Seducción Y Persuasión De Style Seduction Life | Alister A. García | |
| 21 | 32 |  | Espacio en blanco | Radio Nacional | |
| 22 | 3 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 23 | 18 |  | Unexplainable | Vox | |
| 24 | 88 | ¿ | ¿Y si todo esto es mentira? | Vero Teigeiro | |
| 25 | 126 |  | TED Talks Science and Medicine | TED | |
| 26 | 148 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 27 | 130 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 28 | 119 | Á | Ático Primera con Laia Castel | laiascastel | |
| 29 | 85 |  | Curious Cases | BBC Radio 4 | |
| 30 | 19 |  | Species | mackenmurphy.org | |
| 31 | — | R | Radio Semilla | Radio Semilla | |
| 32 | 22 | N | NO NI NÁ | Entelekia Filosófik | |
| 33 | — | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 34 | 152 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 35 | — | B | Biología Celular | Onda Electromagnética | |
| 36 | — |  | Arpa Talks | Arpa Talks | |
| 37 | — | N | National Geographic en Español | Aftersight | |
| 38 | 8 |  | Momento Azul by Nalco Water | Momento Azul | |
| 39 | — | B | Biología de Tranquis | Nico Palanca | |
| 40 | — | C | Chercheur.es | Chercheur.es Podcast | |
| 41 | — | R | Resposta Imune | Folha de S.Paulo | |
| 42 | 4 |  | Speaking of Psychology | American Psychological Association | |
| 43 | 1 | C | Cienciaes.com | cienciaes.com | |
| 44 | 1 | R | reforma.com - Benchmark con Jorge A. Meléndez | reforma.com | |
| 45 | 16 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 46 | 27 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 47 | 30 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 48 | 27 |  | Astrum Space | Astrum | |
| 49 | 23 |  | The Quanta Podcast | Quanta Magazine | |
| 50 | 4 |  | Science Friday | Science Friday and WNYC Studios | |
| 51 | 23 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 52 | 28 |  | The Science of Everything Podcast | James Fodor | |
| 53 | 2 |  | A hombros de gigantes | Radio 5 | |
| 54 | 137 |  | Planet Em | Emily McDonald | |
| 55 | 33 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 56 | 29 | E | Escucha la Constitución | Red Sonora A Saber | |
| 57 | 48 |  | Nature Podcast | Springer Nature Limited | |
| 58 | 27 |  | Let's Learn Everything! | Maximum Fun | |
| 59 | 27 | D | Despertar Con Física | Manuel Carvajal | |
| 60 | 27 | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 61 | 27 | A | Animales Asombrosos | HUGO.FM | |
| 62 | 27 |  | SciShow Tangents | Complexly | |
| 63 | — |  | We're not getting any younger... yet. | The Buck Institute | |
| 64 | 28 | F | Frick, I Love Nature | Gordie Lucius, Stephen Robinson, Jacob Duarte Spiel | |
| 65 | 28 | T | Tinfoil Tales | Brandon Wright | |
| 66 | 19 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 67 | 43 |  | Marine Biology in 5 Minutes | Emilie Colgan | |
| 68 | 48 |  | BBC Inside Science | BBC Radio 4 | |
| 69 | 21 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 70 | 8 | S | Solaris | Podium Podcast | |
| 71 | 39 |  | Sternengeschichten | Florian Freistetter | |
| 72 | 4 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 73 | 31 |  | Short Wave | NPR | |
| 74 | 16 |  | Science Magazine Podcast | Science Magazine | |
| 75 | 4 |  | The Michael Shermer Show | Michael Shermer | |
| 76 | 33 |  | TEDTalks Ciencia y Medicina | TED | |
| 77 | 20 |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 78 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 79 | 58 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 80 | 91 |  | Crónicas del Antropoceno | Museo de Ciencias Ambientales de la Universidad de Guadalajara | |
| 81 | 109 | E | Entrevoces | El Colegio de San Luis | |
| 82 | 64 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 83 | 1 | P | Podcast de Ganadería Regenerativa | Daniel Suarez Castillo | |
| 84 | 86 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 85 | 61 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 86 | 47 |  | Geofísica al descubierto | Geofísica al descubierto | |
| 87 | 58 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 88 | 55 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 89 | 57 |  | Drilled | Pushkin Industries | |
| 90 | 50 | C | Ciencia y Datos Curiosos | Eduardo Lemus | |
| 91 | 55 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 92 | 55 |  | The Hamilton Morris Podcast | Hamilton Morris | |
| 93 | 15 |  | The Psychology Podcast | iHeartPodcasts | |
| 94 | 8 |  | Science Weekly | The Guardian | |
| 95 | 39 | E | El Explicador Sitio Oficial | Enrique Ganem Sitio Oficial | |
| 96 | 47 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 97 | 20 | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 98 | 7 | B | Biología 1. El objeto de estudio de la biología | UNAM | |
| 99 | 40 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 100 | 8 |  | Babbage from The Economist | The Economist | |
