| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | — |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 3 | — |  | The Rest Is Science | Goalhanger | |
| 4 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 5 | — |  | Espacio en blanco | Radio Nacional | |
| 6 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | 1 |  | TED Talks Science and Medicine | TED | |
| 8 | 4 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 9 | 51 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 10 | — |  | Radiolab | WNYC Studios | |
| 11 | 4 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 12 | 8 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 13 | 11 |  | Making Sense with Sam Harris | Sam Harris | |
| 14 | 20 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 15 | 9 |  | Materia Oscura | ABC | |
| 16 | 2 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 17 | 39 | E | El chamanismo entre los nahuas y los mayas | UNAM | |
| 18 | 7 |  | BBC Inside Science | BBC Radio 4 | |
| 19 | 59 |  | Science Vs | Spotify Studios | |
| 20 | 5 | L | La Ciencia Pop | Gabriel León | |
| 21 | 4 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 22 | 11 |  | A hombros de gigantes | Radio 5 | |
| 23 | 10 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 24 | 35 |  | Unexplainable | Vox | |
| 25 | 6 |  | Science Friday | Science Friday and WNYC Studios | |
| 26 | 114 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 27 | 151 | E | El Explicador con Enrique Gánem | El Explicador de Enrique Gánem | |
| 28 | 7 |  | Curious Cases | BBC Radio 4 | |
| 29 | — | M | Making Sense with Sam Harris | 5 minute podcast summaries | 5 minute podcast summaries | |
| 30 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 31 | 17 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 32 | — |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 33 | — | R | Rockeando Ciencia | Oscar Jiménez | |
| 34 | 31 |  | Ologies with Alie Ward | Alie Ward | |
| 35 | 19 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 36 | 15 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 37 | 15 |  | Discovery | BBC World Service | |
| 38 | 10 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 39 | 16 |  | Short Wave | NPR | |
| 40 | 45 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 41 | 20 | D | Descubriendo los Astros | Míriam | |
| 42 | 16 |  | Science Weekly | The Guardian | |
| 43 | 14 | D | Domingo de Ciencia | doctorfision | |
| 44 | 8 |  | Universe Today Podcast | Fraser Cain | |
| 45 | 7 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 46 | 19 |  | Unexpected Elements | BBC World Service | |
| 47 | 16 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 48 | 18 |  | You Are Not So Smart | You Are Not So Smart | |
| 49 | 18 | B | Bajo las estrellas, una mirada al universo | joseluis | |
| 50 | 17 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 51 | 66 | O | Obsesión por el Cielo | Pedro Valdés Sada | |
| 52 | 13 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 53 | 12 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 54 | 17 | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 55 | 15 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 56 | 11 |  | Arpa Talks | Arpa Talks | |
| 57 | 14 | Á | Átomos y Bits | Agencia EFE | |
| 58 | 16 | T | The Artificial Human | BBC Radio 4 | |
| 59 | 15 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 60 | 14 | A | Astronomía | Martin Ostios Arias | |
| 61 | 14 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 62 | 14 | A | A Través del Universo | universo@iaa.es | |
| 63 | 13 | D | De penalista a penalista | depenalistaapenalista | |
| 64 | 15 | T | The Engineering Passion Express | Brandon Donnelly | |
| 65 | 13 | A | Astro Podcast | Astro Podcast | |
| 66 | 13 | M | Mundo Marino | Km Studio | |
| 67 | 13 | P | Pharmaceutical Executive | Pharmaceutical Executive Podcast | |
| 68 | 13 | E | El Hidrófono | Podcastidae.com | |
| 69 | 12 | C | Curiosidades de los animales marinos | María | |
| 70 | 12 | C | Cienciaes.com | cienciaes.com | |
| 71 | 3 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 72 | 8 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 73 | 12 |  | Nature Podcast | Springer Nature Limited | |
| 74 | 8 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 75 | 53 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 76 | 9 | E | El sueño de Laika | JuanMa Parrondo | |
| 77 | 4 |  | 30 Minutos de Salud | Dr. Pepe Bandera | |
| 78 | 7 | Á | Ático Primera con Laia Castel | laiascastel | |
| 79 | 120 |  | La Science, CQFD | France Culture | |
| 80 | 85 |  | Brain Inspired | Paul Middlebrooks | |
| 81 | 49 |  | The Life Scientific | BBC Radio 4 | |
| 82 | 45 |  | Great Mysteries of Physics | The Conversation | |
| 83 | 50 | S | Sociología y Algoritmos | Joaco Chervero | |
| 84 | 106 | D | Dragões de Garagem | Luciano Queiroz & Lucas Marques | |
| 85 | 46 | # | #HablemosDeCiencia con Fefo | Fefo | |
| 86 | 14 | E | El Podcast de Eduardo Osegueda | Fuerza Integral | |
| 87 | 43 |  | Physics World Weekly Podcast | Physics World | |
| 88 | 36 |  | The Numberphile Podcast | Brady Haran | |
| 89 | 48 |  | New Books in Critical Theory | Marshall Poe | |
| 89 | — | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 90 | 44 | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 91 | 44 |  | Templeton Ideas Podcast | John Templeton Foundation | |
| 92 | 44 | V | Voices of Mathematics | Mathematics Faculty, University of Cambridge | |
| 93 | 44 | L | La Terra és plana | Catalunya Ràdio | |
| 94 | 44 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 95 | 44 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 96 | 43 | P | Para luego es tarde | Centro Mexicano de Derecho Ambiental, AC - CEMDA | |
| 97 | — | A | Aboga&Cia - Tertulia Jurídica - Podcast de Derecho | Ángel Seisdedos | |
| 97 | 42 | M | Mushroom Revival Podcast | Alex Dorr | |
| 98 | 44 | P | Podcast Ladera Sur - Inspirados por la Naturaleza | Ladera Sur | |
