| 1 | 1 |  | Órbita Laika. El podcast | RNE Audio | |
| 2 | 2 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 3 | 2 |  | Espacio en blanco | Radio Nacional | |
| 4 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 5 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 6 | — |  | Materia Oscura | ABC | |
| 7 | — | H | Hope. El podcast | RNE Audio | |
| 8 | — |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 9 | 14 | A | A Ciencia Cierta | meteolp | |
| 10 | — | L | La Ciencia de A Vivir | Cadena SER | |
| 11 | 1 |  | Arpa Talks | Arpa Talks | |
| 12 | 3 |  | A hombros de gigantes | Radio 5 | |
| 13 | 13 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 14 | 3 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 15 | 6 | O | Oscilador Armónico | OsciladorArmónico | |
| 16 | — |  | Heavy Mental | David, Javier y Miki | |
| 17 | 4 | E | El último humanista | Fernando Espí Forcén | |
| 18 | 181 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 19 | 1 | Á | Ático Primera con Laia Castel | laiascastel | |
| 20 | 82 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 21 | 20 | P | Podcast Radio Skylab | radioskylab_es | |
| 22 | 8 |  | Ologies with Alie Ward | Alie Ward | |
| 23 | 1 |  | Serendipias | SER Podcast | |
| 24 | 3 | Á | Átomos y Bits | Agencia EFE | |
| 25 | 128 |  | Curious Cases | BBC Radio 4 | |
| 26 | 1 | L | La Terra és plana | Catalunya Ràdio | |
| 27 | — |  | StarTalk Radio | Neil deGrasse Tyson | |
| 28 | — |  | Mythfits | Mythfits - Kari Byron and Tory Belleci | |
| 29 | 12 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 30 | — |  | The Astrophysics Podcast | Paul Duffell | |
| 31 | 2 | L | La Terre au carré | France Inter | |
| 32 | 21 | A | Astro Podcast | Astro Podcast | |
| 33 | 10 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 34 | 21 | C | Cruce de cables | Radio Nacional | |
| 35 | 21 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 36 | — | М | Миражи | Ali Wodan | |
| 37 | — | F | Feed for Thought | Pioneer Brand Products NZ | |
| 38 | 31 | A | Aparici en Órbita | Alberto Aparici | |
| 39 | 29 | E | El Camarote de Darwin | El Camarote de Darwin | |
| 40 | 27 |  | The Psychology Podcast | iHeartPodcasts | |
| 41 | 30 |  | Short Wave | NPR | |
| 42 | 23 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 43 | 58 | A | Astronomía y algo más | Ricardo Garcia | |
| 44 | 59 |  | Science Vs | Spotify Studios | |
| 45 | 25 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 46 | 66 |  | Noosfera | La Razón | |
| 47 | 68 |  | Making Sense with Sam Harris | Sam Harris | |
| 48 | 71 | V | Vanguardia de la Ciencia - Cienciaes.com | cienciaes.com | |
| 49 | 85 |  | Palique Divulgativo | Palique Divulgativo | |
| 50 | 70 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 51 | 70 | C | Ciencia para leer | CSIC Divulga | |
| 52 | 95 | D | Domingo de Ciencia | doctorfision | |
| 53 | 29 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 54 | — |  | CrowdScience | BBC World Service | |
| 55 | — | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 56 | — | I | Inteligencia conversacional. El arte de las conversaciones difíciles | Enrique Sacanell Berrueco | |
| 57 | 19 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 58 | — |  | The Michael Shermer Show | Michael Shermer | |
| 59 | — |  | La Science, CQFD | France Culture | |
| 60 | — | R | Radio Semilla | Radio Semilla | |
| 61 | — |  | Discovery | BBC World Service | |
| 62 | — | G | GeoCastAway | GeoNáufragos | GeoCastAway | |
| 63 | — | A | Aboga&Cia - Tertulia Jurídica - Podcast de Derecho | Ángel Seisdedos | |
| 64 | — | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 65 | — | R | Redes (Eduard Punset) | ivoox | |
| 66 | — | S | Súper Interesante | Súper Interesante Grandes Documentales | |
| 67 | — |  | Aparici en Órbita | OndaCero | |
| 68 | — | R | Reserva natural | Radio 5 | |
| 69 | — | H | Hablando de psicología | Facultad de Psicología-UNED | |
| 70 | — |  | Overheard at National Geographic | National Geographic | |
| 71 | — |  | Divulgación de la geología | Universidad Nacional de Río Negro, Argentina | |
| 72 | — | A | Astroacademy | Astroacademy | |
| 73 | — |  | A Life More Wild | Canopy & Stars | |
| 74 | — | R | Radio Cruz del Norte. | A. Astronómica Cruz del Norte | |
| 75 | — | N | New Books in Political Science | New Books Network | |
| 76 | — | L | La Climática | Climática / Rocío Gómez & Eloy de la Haza | |
| 77 | — | M | Misterioso universo en la red | Misterioso universo en la red | |
| 78 | 50 | T | Tópicos de Química. Una visión contextualizada de la Ciencia central. | ALEXANDER RONALD CASTILLO REVEROL | |
| 79 | — | M | MUTcast musicoterapia | David J. Gamella | |
| 80 | — |  | The Science of Everything Podcast | James Fodor | |
| 81 | — |  | Calculo Y Medición De La Macroeconomía | Diana Salazar De La Cruz | |
| 82 | — |  | Kosmographia | Randall Carlson | |
| 83 | — | C | Cannabis Cultivation and Science Podcast | Tad Hussey | |
| 84 | — | M | Migration, Climate Change and Indigenous Rights - Saving the Canadian Arctic: An Inuit Agenda - Making Things Better - Audio | UCL | |
| 85 | — |  | syzygy | Chris Stewart & Emily Brunsden | |
| 86 | 57 |  | Science In Action | BBC World Service | |
| 87 | 57 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 88 | 57 | W | Wissenschaftsmagazin | Schweizer Radio und Fernsehen (SRF) | |
| 89 | 57 |  | The Logic of Risk | Pasquale Cirillo | |
| 90 | 55 |  | Radiolab | WNYC Studios | |
| 91 | 57 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 92 | 55 | T | Tras la tormenta | Radio Nacional | |
| 93 | 57 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 94 | 54 |  | Quarks Daily | Quarks | |
| 95 | 56 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 96 | 54 | S | Solaris | Podium Podcast | |
| 97 | 46 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 98 | 46 |  | EverydaySpy Podcast | Andrew Bustamante | |
| 99 | 55 |  | Голый землекоп | libo/libo | |
| 100 | 55 |  | Votre cerveau | France Culture | |
