| 1 | — | Á | Ático Primera con Laia Castel | laiascastel | |
| 1 | 1 |  | Espacio en blanco | Radio Nacional | |
| 3 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 4 | — |  | Materia Oscura | ABC | |
| 5 | — | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 6 | — |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 7 | 1 |  | A hombros de gigantes | Radio 5 | |
| 8 | — |  | Horizonte – Iker Jiménez | Mediaset | |
| 9 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 11 | 2 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 12 | 3 |  | Órbita Laika. El podcast | RNE Audio | |
| 13 | — | L | La Ciencia de A Vivir | Cadena SER | |
| 14 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 14 | 3 | C | Catástrofe ultravioleta | elDiario.es | |
| 15 | 1 |  | Science Weekly | The Guardian | |
| 16 | 9 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 17 | 3 |  | Почему мы еще живы | libo/libo | |
| 18 | 93 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 18 | — |  | Heavy Mental | David, Javier y Miki | |
| 18 | 2 | Á | Átomos y Bits | Agencia EFE | |
| 18 | 4 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 18 | 5 |  | Serendipias | SER Podcast | |
| 21 | 5 | A | Astronomía y algo más | Ricardo Garcia | |
| 21 | 2 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 22 | 5 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 23 | 5 |  | Sapiens | Radio Nacional | |
| 27 | 9 |  | Discovery | BBC World Service | |
| 27 | 36 | P | Punto Bernal | Punto Bernal | |
| 28 | 1 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 28 | — | T | Tras la tormenta | Radio Nacional | |
| 29 | 3 | L | La Terra és plana | Catalunya Ràdio | |
| 30 | 3 | E | El sueño de Laika | JuanMa Parrondo | |
| 31 | 12 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 32 | 10 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 32 | 12 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 32 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 35 | 4 |  | Ciencia y aparte (by Xataka) | Webedia | |
| 36 | 69 | E | El último humanista | Fernando Espí Forcén | |
| 36 | 15 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 38 | 7 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 39 | 12 |  | Making Sense with Sam Harris | Sam Harris | |
| 40 | 21 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 40 | 24 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 40 | 4 | A | Aparici en Órbita | Alberto Aparici | |
| 41 | 13 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 41 | 16 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 41 | 34 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 42 | 2 | E | El Podcast del Hidrógeno | El Podcast del Hidrógeno | |
| 43 | 12 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 43 | 10 |  | BioCentury This Week | BioCentury | |
| 43 | 8 |  | BBC Inside Science | BBC Radio 4 | |
| 45 | 5 | W | Wild Questions | RSPB | |
| 46 | 3 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 47 | 14 |  | Arpa Talks | Arpa Talks | |
| 48 | 22 | A | Astro Podcast | Astro Podcast | |
| 49 | 16 | U | Ulises y la Ciencia - Cienciaes.com | cienciaes.com | |
| 51 | 10 | T | The ITER Podcast | ITER Organization | |
| 51 | 58 | D | Domingo de Ciencia | doctorfision | |
| 53 | — | C | Cuentos Cuánticos | CCuanticos | |
| 53 | 68 | E | El universo y sus misterios | Física 64 | |
| 54 | 1 | C | Ciencia para leer | CSIC Divulga | |
| 56 | 110 |  | Cutting Carbon | GE Vernova | |
| 57 | 13 | C | Clau, quiero ser ingeniera | PODTWIST | |
| 59 | 8 |  | Science Vs | Spotify Studios | |
| 60 | 29 | O | Océanos de Ciencia - Cienciaes.com | cienciaes.com | |
| 61 | 8 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 62 | 121 |  | Babbage from The Economist | The Economist | |
| 62 | 6 | C | Conexión Agua | Conexión Agua | |
| 63 | 6 | B | Biología de Tranquis | Nico Palanca | |
| 64 | 15 | C | Ciencia Fresca - Cienciaes.com | Jorge Laborda y Ángel Rodríguez Lozano | |
| 65 | — |  | Notas Históricas | Roi Espino Cid | |
| 65 | 60 | B | Bajo las estrellas, una mirada al universo | joseluis | |
| 66 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 66 | 8 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 67 | — | P | Podcast por los océanos | CEMarin | |
| 67 | 15 | B | Boring History for Sleep | Velvet | |
| 67 | 47 |  | Overheard at National Geographic | National Geographic | |
| 68 | 103 | T | Translating Aging | BioAge Labs | |
| 68 | — | F | Física de la Historia. Ciencia e historia variada. | Física de la Historia. | |
| 68 | 15 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 68 | 17 | E | El Orbitador | El Orbitador Podcast | |
| 69 | — | M | Mente abierta | Radio Nacional | |
| 69 | 112 | A | ATEEP: Antes todo esto era plasma | AstroLab | |
| 69 | 15 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 70 | — |  | The Science of Birds | Ivan Phillipsen | |
| 71 | — | P | Podcast Agricultura | Olmo Axayacatl | |
| 71 | — | C | Conversations on Intellectual Humility | JSTOR Daily | |
| 71 | 14 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 72 | 19 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 72 | 79 |  | A Question of Science | The Francis Crick Institute | |
| 72 | 98 |  | The Climate Question | BBC World Service | |
| 72 | — |  | The Uptime Wind Energy Podcast | Allen Hall, Rosemary Barnes, Joel Saxum & Phil Totaro | |
| 73 | 4 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 73 | 59 | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 75 | 10 | F | FISIOTERAPIA INVASIVA | Jose Moyano | |
| 75 | — | P | PorciCast | Nettius | |
| 76 | 20 | C | Conversations at the Perimeter | Perimeter Institute | |
| 77 | 3 | C | Código de la psicología | Código de la Psicología | |
| 77 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
