| 1 | 1 | C | Catástrofe ultravioleta | elDiario.es | |
| 2 | 1 |  | Espacio en blanco | Radio Nacional | |
| 3 | — |  | Materia Oscura | ABC | |
| 4 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | 3 |  | Órbita Laika. El podcast | RNE Audio | |
| 6 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 7 | — |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 8 | 2 |  | Serendipias | SER Podcast | |
| 9 | — |  | A hombros de gigantes | Radio 5 | |
| 10 | 2 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 11 | 11 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 12 | 2 |  | Arpa Talks | Arpa Talks | |
| 13 | — |  | Sapiens | Radio Nacional | |
| 14 | — | C | Catástrofe Ultravioleta | Marcos Paulo Teodoro de Oliveira | |
| 15 | 27 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 16 | 27 |  | Curious Cases | BBC Radio 4 | |
| 17 | 6 | Á | Ático Primera con Laia Castel | laiascastel | |
| 18 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 19 | 3 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 20 | 6 |  | Speaking of Psychology | American Psychological Association | |
| 21 | 6 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 22 | 8 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 23 | 6 |  | TEDTalks Ciencia y Medicina | TED | |
| 24 | 6 |  | Fallo de sistema | Radio 3 | |
| 25 | 5 | A | A Ciencia Cierta | meteolp | |
| 26 | 2 |  | The Naked Scientists Podcast | The Naked Scientists | |
| 27 | 2 |  | Ologies with Alie Ward | Alie Ward | |
| 28 | 10 | A | Astronomía y algo más | Ricardo Garcia | |
| 29 | 8 | R | Radio de Supervivencia | David Martinez | |
| 30 | 42 | C | Cienciaes.com | cienciaes.com | |
| 31 | 8 |  | BBC Inside Science | BBC Radio 4 | |
| 32 | 6 | E | Espacio en blanco | Radio Nacional | |
| 33 | 9 |  | The Quanta Podcast | Quanta Magazine | |
| 34 | 9 | Á | Átomos y Bits | Agencia EFE | |
| 35 | 8 | D | Domingo de Ciencia | doctorfision | |
| 36 | 79 |  | More or Less | BBC Radio 4 | |
| 37 | 17 |  | Science Vs | Spotify Studios | |
| 38 | 105 |  | The History of Chemistry | Steve Cohen | |
| 39 | 8 | O | Oscilador Armónico | OsciladorArmónico | |
| 40 | 8 | H | Hope. El podcast | RNE Audio | |
| 41 | 8 |  | Speed & Scale | TED | |
| 42 | 143 | L | La fabrique du savoir | Le Monde | |
| 43 | 9 | E | El bosque habitado | Radio 3 | |
| 44 | 127 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 45 | — | B | Bioquímica Para Todos | luis sanchez | |
| 46 | — |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 47 | 12 |  | Heavy Mental | David, Javier y Miki | |
| 48 | — | G | GeoCastAway | GeoNáufragos | GeoCastAway | |
| 49 | — |  | Proxy with Yowei Shaw | Y3 Productions | |
| 50 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 51 | — | C | Clau, quiero ser ingeniera | PODTWIST | |
| 52 | — | I | Inside Sport Science | Inside Sport Science | |
| 53 | — | D | DE ESO NO SE HABLA - Alejandro Trapé | Alejandro Trapé | |
| 54 | — | B | Biomed Unleashed | Alisa Ovsiannikova, Mikhail Bagirov, Alba Villagrasa Martín, Amalia Bagdasaryan | |
| 55 | — | T | Tides of Transformation: An Oil Story | Intelligence Squared | |
| 56 | — | G | Get The Bug | Umberto Diecinove | |
| 57 | — | G | Guns for Hire | Atlantic Council | |
| 58 | — | К | Клятий подкаст | Клятий раціоналіст | |
| 59 | 23 | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 60 | 23 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 61 | 22 | T | Tras la tormenta | Radio Nacional | |
| 62 | 21 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 63 | 23 |  | Alive Again | iHeartPodcasts | |
| 64 | 20 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 65 | 20 | A | Aparici en Órbita | Alberto Aparici | |
| 66 | 20 |  | Radiolab | WNYC Studios | |
| 67 | 37 |  | Discovery | BBC World Service | |
| 68 | 21 | P | Principio de Incertidumbre | Canal Extremadura | |
| 69 | 21 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 70 | 21 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 71 | 21 | I | Inteligencia conversacional. El arte de las conversaciones difíciles | Enrique Sacanell Berrueco | |
| 72 | 20 | D | De Ignorancia Sí que Sé | Alberto Aparici | |
| 73 | 22 |  | Mariano Sigman: un podcast de sus libros | Penguin Random House Grupo Editorial | |
| 74 | 125 | E | El universo y sus misterios | Física 64 | |
| 75 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 76 | 23 | E | El Camarote de Darwin | El Camarote de Darwin | |
| 77 | — |  | Unexplainable | Vox | |
| 78 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 79 | 24 |  | The world, the universe and us | New Scientist | |
| 80 | 24 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 81 | 24 | C | Ciencia Nuestra de cada Día - Cienciaes.com | Ángel Rodríguez Lozano | |
| 82 | — |  | This Week in Neuroscience | Vincent Racaniello | |
| 83 | 23 |  | The Sustainability Agenda | Fergal Byrne | |
| 84 | 26 |  | Der KI-Podcast | ARD | |
| 85 | — | C | Curiosidad radical | Podium Podcast | |
| 86 | 18 | N | Naked Genetics, from the Naked Scientists | Will Tingle | |
| 87 | 28 | C | Ciencia del Fin del Mundo | Ciencia del Fin del Mundo | |
| 88 | 27 | A | Animal Training Cast | Animal Training Cast | |
| 89 | — | M | MUTcast musicoterapia | David J. Gamella | |
| 90 | 25 | T | The Struggling Scientists | Suzanne and Jayron | |
| 91 | 29 | U | Un bri de ciència | IGTP | |
| 92 | 29 |  | Earthly Machine Learning | Amirpasha | |
| 93 | 29 | W | WormsAndGermsPod | WormsAndGermsPod | |
| 94 | 28 | M | Mangas Verdes | Agencia EFE | |
| 95 | — | P | POLOS | Katherine | |
| 96 | 29 | G | Genetics Unzipped | The Genetics Society | |
| 97 | 28 | R | Rewilders | Rewilding Argentina | |
| 98 | — | L | La taberna atómica | Podium Podcast | |
| 99 | 29 | C | Costing the Earth | BBC Radio 4 | |
| 100 | 29 |  | That's Just Wild | Fresh Air | |
