| 1 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 2 | — |  | Espacio en blanco | Radio Nacional | |
| 3 | — |  | Materia Oscura | ABC | |
| 4 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | — | S | Stuff To Blow Your Mind (Spanish) | iHeartPodcasts | |
| 6 | 8 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 7 | 1 | L | La Ciencia de A Vivir | Cadena SER | |
| 8 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 9 | 2 |  | A hombros de gigantes | Radio 5 | |
| 10 | 16 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 11 | 1 |  | Serendipias | SER Podcast | |
| 12 | 8 | H | Hope. El podcast | RNE Audio | |
| 13 | 1 | Á | Ático Primera con Laia Castel | laiascastel | |
| 14 | 5 |  | Órbita Laika. El podcast | RNE Audio | |
| 15 | 14 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 16 | 1 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 17 | 4 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 18 | 7 | T | Tras la tormenta | Radio Nacional | |
| 19 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 20 | 21 | A | Astronomía y algo más | Ricardo Garcia | |
| 21 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 22 | 7 |  | Arpa Talks | Arpa Talks | |
| 23 | 11 |  | Radiolab | WNYC Studios | |
| 24 | 6 |  | Sapiens | Radio Nacional | |
| 25 | 6 | C | Catástrofe ultravioleta | elDiario.es | |
| 26 | 41 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 27 | 5 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 28 | 47 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 29 | 50 | E | Espacio en blanco | Radio Nacional | |
| 30 | 6 |  | Science Vs | Spotify Studios | |
| 31 | 8 |  | Heavy Mental | David, Javier y Miki | |
| 32 | 91 | O | Oscilador Armónico | OsciladorArmónico | |
| 33 | 8 | P | Principio de Incertidumbre | Canal Extremadura | |
| 34 | 13 | B | Bacteriófagos | Carmela García Doval | |
| 35 | 8 | A | A Ciencia Cierta | meteolp | |
| 36 | 101 |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 37 | 9 |  | Divulgación de la geología | Universidad Nacional de Río Negro, Argentina | |
| 38 | 124 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 39 | 8 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 40 | 10 |  | Curious Cases | BBC Radio 4 | |
| 41 | 156 |  | Почему мы еще живы | libo/libo | |
| 42 | — | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 43 | — | L | Los Barberos | Los Barberos | |
| 44 | 12 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 45 | 12 |  | Robinson's Podcast | Robinson Erhardt | |
| 46 | — | D | Desmontando La firma de Dios | Podium Podcast | |
| 47 | — | E | Estamos muy verdes | Estamos muy verdes | |
| 48 | — |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 49 | — | H | Hemispherics | Hemispherics | |
| 50 | — |  | The Energy Podcast | Shell | |
| 51 | — | W | World Bank Group │ What Have We Learned? The Evaluation Podcast | World Bank Group / Independent Evaluation Group | |
| 52 | — | م | مع تميم | Atheer ~ أثير | |
| 53 | — |  | Mariano Sigman: un podcast de sus libros | Penguin Random House Grupo Editorial | |
| 54 | — |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 55 | — | V | Vert Demain | Chloé Nabédian | |
| 56 | — | B | Big Sky Country | Bush Heritage Australia | |
| 57 | 21 | L | La Ciencia Pop | Gabriel León | |
| 58 | 23 | B | Biología de Tranquis | Nico Palanca | |
| 59 | 22 |  | Wissen Weekly | Spotify Studios | |
| 60 | 22 |  | Ologies with Alie Ward | Alie Ward | |
| 61 | 21 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 62 | 23 | U | Universo Oculto. | Universo Oculto | |
| 63 | 21 | Á | Átomos y Bits | Agencia EFE | |
| 64 | 21 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 65 | 21 | E | El bosque habitado | Radio 3 | |
| 66 | 21 | A | AlgoHumanos | Qwerty Podcast | |
| 67 | 21 |  | The Life Scientific | BBC Radio 4 | |
| 68 | 20 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 69 | 18 | C | Cienciaes.com | cienciaes.com | |
| 70 | 21 | T | The Stem Cell Podcast | The Stem Cell Podcast | |
| 71 | 21 |  | Invisibilia | NPR | |
| 72 | 19 | G | GeoCastAway | GeoNáufragos | GeoCastAway | |
| 73 | 21 | C | Controlando la Piscina | Orenda | |
| 74 | — | D | De Universiteit van Vlaanderen Podcast | Universiteit van Vlaanderen | |
| 75 | 20 | L | L’actualitat de la UB, en pòdcast | Universitat de Barcelona | |
| 76 | 22 | O | omega tau - English only | Markus Voelter, Nora Ludewig | |
| 77 | — |  | Raising Health | Andreessen Horowitz, a16z Bio + Health | |
| 78 | 22 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 79 | 22 |  | Great Mysteries of Physics | The Conversation | |
| 80 | 22 | T | The Bioinformatics CRO Podcast | The Bioinformatics CRO | |
| 81 | 22 |  | The Life Of The Mind by Steven Pinker | This Is 42 | |
| 82 | 22 | C | Clinical neurology with KD | Krishnadas N C | |
| 83 | 22 |  | La Conversation scientifique | France Culture | |
| 84 | 18 | B | Boring History for Sleep | Velvet | |
| 85 | 22 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 86 | 24 | U | UNIVERSO BONSAILOVER PODCAST | Manuel Porras Sanchez | |
| 87 | 23 |  | The Psychology Podcast | iHeartPodcasts | |
| 88 | 23 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 89 | 21 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 90 | 21 | A | Aparici en Órbita | Alberto Aparici | |
| 91 | 20 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 92 | 22 |  | You Are Not So Smart | You Are Not So Smart | |
| 93 | 21 | P | Podcasts de Física | fisicapodcasts | |
| 94 | 20 | P | Podcast Radio Skylab | radioskylab_es | |
| 95 | 22 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 96 | 20 | B | Biocoses | Biocoses | |
| 97 | 17 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 98 | 21 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 99 | 18 |  | Unexplainable | Vox | |
| 100 | 22 |  | Noosfera | La Razón | |
