| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | — |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 3 | 1 |  | The Rest Is Science | Goalhanger | |
| 4 | 7 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 5 | 4 |  | Espacio en blanco | Radio Nacional | |
| 6 | 54 |  | Materia Oscura | ABC | |
| 7 | 7 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 8 | 83 |  | TED Talks Science and Medicine | TED | |
| 9 | 5 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 10 | 5 |  | Radiolab | WNYC Studios | |
| 11 | 17 |  | A hombros de gigantes | Radio 5 | |
| 12 | 4 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 13 | 6 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 14 | — |  | The Nature Of with Willow Defebaugh | Atmos | |
| 15 | 3 | L | La Ciencia Pop | Gabriel León | |
| 16 | 15 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 17 | 4 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 18 | 12 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 19 | 7 |  | Science Friday | Science Friday and WNYC Studios | |
| 20 | 69 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 21 | 44 | D | Descubriendo los Astros | Míriam | |
| 22 | 91 |  | Discovery | BBC World Service | |
| 23 | 1 |  | Short Wave | NPR | |
| 24 | 43 |  | Making Sense with Sam Harris | Sam Harris | |
| 25 | 8 |  | BBC Inside Science | BBC Radio 4 | |
| 26 | 51 |  | Science Weekly | The Guardian | |
| 27 | 143 |  | Unexpected Elements | BBC World Service | |
| 28 | 6 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 29 | 162 | D | Domingo de Ciencia | doctorfision | |
| 30 | 115 |  | You Are Not So Smart | You Are Not So Smart | |
| 31 | 61 | B | Bajo las estrellas, una mirada al universo | joseluis | |
| 32 | — |  | The Life Scientific | BBC Radio 4 | |
| 32 | 2 |  | Speaking of Psychology | American Psychological Association | |
| 33 | 144 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 33 | — | S | Sociología y Algoritmos | Joaco Chervero | |
| 34 | — | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 35 | 12 |  | Curious Cases | BBC Radio 4 | |
| 36 | 106 |  | Universe Today Podcast | Fraser Cain | |
| 37 | — | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 37 | — |  | Great Mysteries of Physics | The Conversation | |
| 38 | 26 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 39 | — | # | #HablemosDeCiencia con Fefo | Fefo | |
| 39 | 136 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 40 | — |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 41 | — |  | New Books in Critical Theory | Marshall Poe | |
| 41 | 127 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 42 | — | T | The Artificial Human | BBC Radio 4 | |
| 43 | 103 | Á | Átomos y Bits | Agencia EFE | |
| 44 | — |  | Physics World Weekly Podcast | Physics World | |
| 44 | 150 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 45 | 25 |  | Arpa Talks | Arpa Talks | |
| 46 | — | A | Astronomía | Martin Ostios Arias | |
| 46 | 3 | Q | Quantum Physics for Kids | Subatomic Tanvi | |
| 47 | — | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 47 | — |  | Templeton Ideas Podcast | John Templeton Foundation | |
| 48 | — | A | A Través del Universo | universo@iaa.es | |
| 48 | 13 | V | Voices of Mathematics | Mathematics Faculty, University of Cambridge | |
| 49 | — | T | The Engineering Passion Express | Brandon Donnelly | |
| 49 | — | L | La Terra és plana | Catalunya Ràdio | |
| 50 | — | D | De penalista a penalista | depenalistaapenalista | |
| 50 | — |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 51 | 6 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 51 | — |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 52 | — |  | The Numberphile Podcast | Brady Haran | |
| 52 | — | A | Astro Podcast | Astro Podcast | |
| 53 | — | M | Mundo Marino | Km Studio | |
| 53 | 19 | P | Para luego es tarde | Centro Mexicano de Derecho Ambiental, AC - CEMDA | |
| 54 | — | P | Podcast Ladera Sur - Inspirados por la Naturaleza | Ladera Sur | |
| 54 | — | P | Pharmaceutical Executive | Pharmaceutical Executive Podcast | |
| 55 | — | M | Mushroom Revival Podcast | Alex Dorr | |
| 55 | — | E | El Hidrófono | Podcastidae.com | |
| 56 | 19 | D | Derecho Penal Mexicano | Guerra 2.0 | |
| 56 | — | E | El chamanismo entre los nahuas y los mayas | UNAM | |
| 57 | — | C | Curiosidades de los animales marinos | María | |
| 57 | — | R | Resilient Futures Podcast | Future Cities | |
| 58 | 15 | N | New Books in Language | Marshall Poe | |
| 58 | 4 | C | Cienciaes.com | cienciaes.com | |
| 59 | 47 |  | Unexplainable | Vox | |
| 60 | 50 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 61 | 42 |  | Nature Podcast | Springer Nature Limited | |
| 62 | 41 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 63 | 48 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 64 | 21 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 65 | 52 |  | Ologies with Alie Ward | Alie Ward | |
| 66 | 26 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 67 | 29 | E | El sueño de Laika | JuanMa Parrondo | |
| 68 | 24 |  | Planet Em | Emily McDonald | |
| 69 | 33 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 69 | — |  | The Psychology Podcast | iHeartPodcasts | |
| 70 | — |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 70 | 1 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 71 | 6 | Á | Ático Primera con Laia Castel | laiascastel | |
| 72 | 16 | E | El Podcast de Eduardo Osegueda | Fuerza Integral | |
| 73 | 29 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 74 | 49 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 75 | 19 | L | Los Dioses de la IA | Básico.fm | |
| 76 | 114 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 77 | 1 | T | Trás los pasos de Santa Hildegarda de Bingen | JuanDiegoNetwork.com | |
| 78 | 19 |  | Science Vs | Spotify Studios | |
| 79 | — |  | Bite Back with Abbey Sharp | Abbey Sharp / Frequency Podcast Network | |
