| 1 | — | Á | Ático Primera con Laia Castel | laiascastel | |
| 2 | 1 |  | Espacio en blanco | Radio Nacional | |
| 3 | 1 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 4 | 1 |  | Materia Oscura | ABC | |
| 5 | — | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 6 | — |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 6 | — |  | A hombros de gigantes | Radio 5 | |
| 8 | 3 |  | Horizonte – Iker Jiménez | Mediaset | |
| 9 | — | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 9 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 10 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 11 | — | C | Catástrofe ultravioleta | elDiario.es | |
| 13 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 13 | 2 | L | La Ciencia de A Vivir | Cadena SER | |
| 14 | 10 |  | Почему мы еще живы | libo/libo | |
| 14 | 2 |  | Science Weekly | The Guardian | |
| 14 | 1 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 15 | 3 |  | Órbita Laika. El podcast | RNE Audio | |
| 16 | — | A | Astronomía y algo más | Ricardo Garcia | |
| 16 | 3 | Á | Átomos y Bits | Agencia EFE | |
| 17 | — | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 18 | 1 |  | Discovery | BBC World Service | |
| 18 | 4 |  | Heavy Mental | David, Javier y Miki | |
| 19 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 2 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 21 | — | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 22 | — | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 23 | 5 |  | Serendipias | SER Podcast | |
| 25 | 6 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 27 | 9 | E | El sueño de Laika | JuanMa Parrondo | |
| 27 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 28 | 5 | T | Tras la tormenta | Radio Nacional | |
| 28 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 28 | 8 |  | Sapiens | Radio Nacional | |
| 29 | 1 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 31 | 110 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 31 | — | O | Océanos de Ciencia - Cienciaes.com | cienciaes.com | |
| 31 | 5 |  | Ciencia y aparte (by Xataka) | Webedia | |
| 32 | 1 | L | La Terra és plana | Catalunya Ràdio | |
| 33 | 28 | U | Ulises y la Ciencia - Cienciaes.com | cienciaes.com | |
| 33 | — |  | BioCentury This Week | BioCentury | |
| 33 | 12 |  | Arpa Talks | Arpa Talks | |
| 34 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 35 | 10 |  | BBC Inside Science | BBC Radio 4 | |
| 36 | 15 | A | Aparici en Órbita | Alberto Aparici | |
| 39 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 40 | — |  | Speaking of Psychology | American Psychological Association | |
| 40 | 36 | W | Wild Questions | RSPB | |
| 40 | — | E | El Podcast del Hidrógeno | El Podcast del Hidrógeno | |
| 41 | 51 | T | The ITER Podcast | ITER Organization | |
| 42 | — |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 43 | 2 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 43 | 5 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 44 | — | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 44 | 17 | C | Clau, quiero ser ingeniera | PODTWIST | |
| 45 | — | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 49 | 18 | C | Ciencia Fresca - Cienciaes.com | Jorge Laborda y Ángel Rodríguez Lozano | |
| 51 | 6 |  | Science Vs | Spotify Studios | |
| 51 | — | E | El Orbitador | El Orbitador Podcast | |
| 52 | 15 | B | Boring History for Sleep | Velvet | |
| 52 | — |  | Noosfera | La Razón | |
| 53 | 50 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 53 | 2 | C | Cuentos Cuánticos | CCuanticos | |
| 53 | 9 | C | Ciencia para leer | CSIC Divulga | |
| 53 | 10 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 53 | — | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 54 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 54 | — |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 54 | 19 | V | VerdCOAMB del Col·legi d'Ambientòlegs de Catalunya | COAMB Col·legi d'Ambientòlegs | |
| 55 | 10 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 55 | — |  | Das Wissen | SWR | SWR | |
| 56 | 78 | C | Conexión Agua | Conexión Agua | |
| 56 | — | C | Conversations at the Perimeter | Perimeter Institute | |
| 57 | 121 | B | Biología de Tranquis | Nico Palanca | |
| 57 | 55 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 57 | — |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 58 | 2 |  | Unexpected Elements | BBC World Service | |
| 58 | 133 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 59 | 1 |  | Science In Action | BBC World Service | |
| 60 | — |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 60 | 16 | E | Espacio en blanco | Radio Nacional | |
| 61 | — | W | Wissenschaft im Brennpunkt | Deutschlandfunk | |
| 62 | — |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 63 | — | H | Human Action: A Treatise on Economics | Ludwig von Mises | |
| 63 | 25 | P | Punto Bernal | Punto Bernal | |
| 64 | 27 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 65 | — | F | FISIOTERAPIA INVASIVA | Jose Moyano | |
| 65 | 20 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 65 | 85 |  | Notas Históricas | Roi Espino Cid | |
| 66 | 3 |  | From Concept to Medicine - A Comprehensive Drug Development Journey | Jim Mitchell | |
| 67 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 68 | — |  | Short Wave | NPR | |
| 69 | — |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 69 | 8 |  | Choses à Savoir CERVEAU | Choses à Savoir | |
| 70 | — | A | Astro Podcast | Astro Podcast | |
| 70 | — |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 70 | — | S | Sur les épaules de Darwin | France Inter | |
| 71 | 11 |  | The world, the universe and us | New Scientist | |
| 72 | 29 |  | Science Friday | Science Friday and WNYC Studios | |
| 73 | — |  | PCICS Podcast | The Podcast for Pediatric Cardiac Critical Care | |
