| 1 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 2 | 2 |  | Órbita Laika. El podcast | RNE Audio | |
| 3 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 4 | 3 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | — |  | Espacio en blanco | Radio Nacional | |
| 6 | 1 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 7 | 1 |  | Materia Oscura | ABC | |
| 8 | 1 |  | A hombros de gigantes | Radio 5 | |
| 9 | 3 | H | Hope. El podcast | RNE Audio | |
| 10 | 15 | L | La Ciencia de A Vivir | Cadena SER | |
| 11 | — | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 12 | 1 | T | Tras la tormenta | Radio Nacional | |
| 13 | 25 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 14 | 19 |  | Arpa Talks | Arpa Talks | |
| 15 | 7 | A | Aparici en Órbita | Alberto Aparici | |
| 16 | 4 | E | El último humanista | Fernando Espí Forcén | |
| 17 | 24 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 18 | 21 |  | Serendipias | SER Podcast | |
| 19 | 2 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 20 | 1 |  | Curious Cases | BBC Radio 4 | |
| 21 | 11 | A | A Ciencia Cierta | meteolp | |
| 22 | 2 |  | Science Weekly | The Guardian | |
| 23 | 7 | O | Oscilador Armónico | OsciladorArmónico | |
| 24 | 125 |  | Ologies with Alie Ward | Alie Ward | |
| 25 | 3 |  | Sapiens | Radio Nacional | |
| 26 | 3 |  | Mentes Covalentes | Clara García y Hugo Quintela | |
| 27 | 57 | C | Catástrofe ultravioleta | elDiario.es | |
| 28 | 14 | P | Podcast Radio Skylab | radioskylab_es | |
| 29 | 138 |  | The Science of Birds | Ivan Phillipsen | |
| 30 | 4 |  | Nature Podcast | Springer Nature Limited | |
| 31 | 12 |  | Radiolab | WNYC Studios | |
| 32 | 73 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 33 | 15 | L | La Terra és plana | Catalunya Ràdio | |
| 34 | 18 | Á | Ático Primera con Laia Castel | laiascastel | |
| 35 | 7 | E | El bosque habitado | Radio 3 | |
| 36 | 10 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 37 | 17 | Á | Átomos y Bits | Agencia EFE | |
| 38 | 20 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 39 | 20 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 40 | 18 |  | Making Sense with Sam Harris | Sam Harris | |
| 41 | 16 | S | Solaris | Podium Podcast | |
| 42 | 27 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 43 | 13 |  | The Psychology Podcast | iHeartPodcasts | |
| 44 | 21 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 45 | 18 | P | Punto Bernal | Punto Bernal | |
| 46 | 18 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 47 | 21 | A | Astronomía y algo más | Ricardo Garcia | |
| 48 | 21 |  | Heavy Mental | David, Javier y Miki | |
| 49 | 38 | D | Domingo de Ciencia | doctorfision | |
| 50 | 38 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 51 | 82 | E | El Orbitador | El Orbitador Podcast | |
| 52 | 21 | C | Cruce de cables | Radio Nacional | |
| 53 | 82 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 54 | 83 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 55 | 83 | N | Notas de Naturaleza | Iván Vega | |
| 56 | 24 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 57 | — | P | Principio de Incertidumbre | Canal Extremadura | |
| 58 | 108 | S | Simplifying Complexity | Sean Brady from Brady Heywood | |
| 59 | 24 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 60 | 23 | L | La Ciencia Pop | Gabriel León | |
| 61 | — |  | Science Friday | Science Friday and WNYC Studios | |
| 62 | 15 |  | More or Less | BBC Radio 4 | |
| 63 | — |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 64 | — | I | Inteligencia conversacional. El arte de las conversaciones difíciles | Enrique Sacanell Berrueco | |
| 65 | — | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 66 | — | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 67 | — | A | Astro Podcast | Astro Podcast | |
| 68 | — |  | The Plodcast | Our Media | |
| 69 | — |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 70 | — | P | Píldoras de Física | Max Alvarez | |
| 71 | — |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 72 | — | H | Hablemos de las Estrellas | Esteban Yepes | |
| 73 | — |  | This Week in Neuroscience | Vincent Racaniello | |
| 74 | — | U | Universo paralelo | Universo Paralelo | |
| 75 | — | E | Ecocracia | Loupod | |
| 76 | — | S | Somos naturaleza | El podcast de WWF España 🐼 | Dpto. Comunicación WWF España | |
| 77 | 41 | T | The Wild Life: 8D Soundscapes | The Wild Life | |
| 78 | — | R | Rain Sounds Podcast | Natural Podcasts | |
| 79 | — | M | Maan en Planeten Podcast | Marcel-Jan Krijgsman | |
| 80 | — | C | Campo - um podcast de antropologia | Paula Lacerda e Carol Parreiras | |
| 81 | — |  | RATICOS DE CIENCIA. Conversaciones con científic@s | Julián Cerón-Madrigal | |
| 82 | — | H | Hirnschmaus - Science Podcast | Maurice Oettle & Nils Wenninghoff | |
| 83 | — | L | La Ansiedad de Sofía | Dixo | |
| 84 | — | N | Naturaleza | Evelyn Luiton | |
| 85 | — |  | Mythfits | Mythfits - Kari Byron and Tory Belleci | |
| 86 | — | F | Física a los 40 | Balaguer + Corbi | |
| 87 | — | I | Investigando la investigación | Horacio Pérez-Sánchez | |
| 88 | — | P | Podcast Ladera Sur - Inspirados por la Naturaleza | Ladera Sur | |
| 89 | — | E | Entre Hongos | Dra. Mariana Elizondo Zertuche, Dr. Efren Robledo Leal | |
| 90 | — | B | Blood Podcast | American Society of Hematology | |
| 91 | — | R | Retazos Antropológicos | aries.aibr.org | |
| 92 | — | T | The Neuro Times | The Neuro Times | |
| 93 | — | T | The Carbon Removal Show | Carbon Suckers Media | |
| 94 | — |  | En La Mente De Un Ingeniero | Alvaro Buitrago Alvarez | |
| 95 | — | T | The Fascia Guide | thefasciaguide | |
| 96 | — | T | The Baker Lab Podcast | David Baker | |
| 97 | — | M | Marine Mammal Science | The Society for Marine Mammalogy | |
| 98 | 58 |  | Das Wissen | SWR | SWR | |
| 99 | 55 | L | La aventura de la vida | Félix Rodriguez de la Fuente | |
| 100 | 19 | C | Cienciaes.com | cienciaes.com | |
