| 1 | 4 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 2 | 1 |  | Espacio en blanco | Radio Nacional | |
| 3 | 2 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 4 | — | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 5 | 3 | C | Catástrofe ultravioleta | elDiario.es | |
| 6 | 2 |  | Materia Oscura | ABC | |
| 7 | 1 |  | A hombros de gigantes | Radio 5 | |
| 8 | 2 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 9 | 2 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 10 | 1 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 11 | 1 |  | Órbita Laika. El podcast | RNE Audio | |
| 12 | 1 |  | Sapiens | Radio Nacional | |
| 13 | 2 | L | La Ciencia de A Vivir | Cadena SER | |
| 14 | 10 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 15 | 12 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 16 | — |  | Arpa Talks | Arpa Talks | |
| 17 | — |  | Serendipias | SER Podcast | |
| 18 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 19 | — |  | Radiolab | WNYC Studios | |
| 20 | 9 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 21 | 16 | Á | Ático Primera con Laia Castel | laiascastel | |
| 22 | 8 |  | Heavy Mental | David, Javier y Miki | |
| 23 | 8 |  | Ologies with Alie Ward | Alie Ward | |
| 24 | 1 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 25 | 7 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 26 | 5 |  | BBC Inside Science | BBC Radio 4 | |
| 27 | 5 | B | Biología de Tranquis | Nico Palanca | |
| 28 | 5 |  | Making Sense with Sam Harris | Sam Harris | |
| 29 | 4 | T | Tras la tormenta | Radio Nacional | |
| 30 | 5 | O | Oscilador Armónico | OsciladorArmónico | |
| 31 | 39 | P | Podcasts de Física | fisicapodcasts | |
| 32 | 139 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 33 | 7 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 34 | 34 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 35 | 53 |  | Conferencias | Borja Vilaseca | |
| 36 | 8 | H | Hope. El podcast | RNE Audio | |
| 37 | 54 | P | Podcast Aeroespacial | Sergio Hidalgo Learreta | |
| 38 | 5 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 39 | 71 | I | Iniciativas para cambiar el mundo | National Geographic España | |
| 40 | 10 |  | Unexplainable | Vox | |
| 41 | 15 | C | Cienciaes.com | cienciaes.com | |
| 42 | 8 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 43 | 12 | P | Principio de Incertidumbre | Canal Extremadura | |
| 44 | 105 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 45 | 13 | D | Domingo de Ciencia | doctorfision | |
| 46 | 7 | A | Aparici en Órbita | Alberto Aparici | |
| 47 | 11 | A | Astronomía y algo más | Ricardo Garcia | |
| 48 | 9 |  | Alimento y salud | Radio 5 | |
| 49 | 104 | S | Semillas | Servicio Jesuita a Migrantes - SJM España | |
| 50 | 25 | C | Cuentos Cuánticos | CCuanticos | |
| 51 | — |  | Stuff To Blow Your Mind | iHeartPodcasts | |
| 52 | 43 |  | More or Less | BBC Radio 4 | |
| 53 | 17 | E | El bosque habitado | Radio 3 | |
| 54 | 44 |  | Aparici en Órbita | OndaCero | |
| 55 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 56 | — |  | Proxy with Yowei Shaw | Y3 Productions | |
| 57 | — | L | La Cinética del Triskel | La Cinética del Triskel | |
| 58 | — |  | Choiceology with Katy Milkman | Charles Schwab | |
| 59 | — | S | SRF Wissen | Schweizer Radio und Fernsehen (SRF) | |
| 60 | — | O | Où est-ce que tu vas pour les vacances | France Inter | |
| 61 | — |  | Because Language - a podcast about linguistics, the science of language. | Daniel Midgley, Ben Ainslie, and Hedvig Skirgård | |
| 62 | — |  | MinuteEarth | Minute Earth | |
| 63 | — | E | El Elefante en el Campus | El Elefante en el Campus | |
| 64 | — | O | O Potencial Humano | Vânia Aquino | |
| 65 | — | F | Fuzzy Logic Science Show | Fuzzy Logic Science Show | |
| 66 | 38 | V | Vanguardia de la Ciencia - Cienciaes.com | cienciaes.com | |
| 67 | 36 |  | Curious Cases | BBC Radio 4 | |
| 68 | 38 | U | Ulises y la Ciencia - Cienciaes.com | cienciaes.com | |
| 69 | 31 | A | ATEEP: Antes todo esto era plasma | AstroLab | |
| 70 | 53 | O | Océanos de Ciencia - Cienciaes.com | cienciaes.com | |
| 71 | 64 | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 72 | 56 | C | Cierta Ciencia - Cienciaes.com | Josefina Cano | |
| 73 | 47 | T | Turbulencias atmosféricas | Albert Martinez | |
| 74 | 42 | E | El Neutrino - Cienciaes.com | cienciaes.com | |
| 75 | 36 |  | Big Brains | University of Chicago Podcast Network | |
| 76 | 36 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 77 | 31 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 78 | 37 |  | TED Talks Science and Medicine | TED | |
| 79 | 37 |  | Babbage from The Economist | The Economist | |
| 80 | 26 | E | El sueño de Laika | JuanMa Parrondo | |
| 81 | 37 |  | TEDTalks Ciencia y Medicina | TED | |
| 82 | 37 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 83 | 36 | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 84 | 33 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 85 | 37 |  | The Climate Question | BBC World Service | |
| 86 | 37 |  | The Psychology Podcast | iHeartPodcasts | |
| 87 | 37 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 88 | 33 | Á | Átomos y Bits | Agencia EFE | |
| 89 | 37 | A | A Ciencia Cierta | meteolp | |
| 90 | — | E | El Orbitador | El Orbitador Podcast | |
| 91 | — |  | Mentes Covalentes | Clara García y Hugo Quintela | |
| 92 | — |  | Entrevistas de ciencia con Alberto Aparici | Alberto Aparici | |
| 93 | 27 | E | El último humanista | Fernando Espí Forcén | |
| 94 | 35 | L | La Climática | Climática / Rocío Gómez & Eloy de la Haza | |
| 95 | — | L | La Ciencia Pop | Gabriel León | |
| 96 | 29 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 97 | 34 | R | Redes (Eduard Punset) | ivoox | |
| 98 | 38 |  | Alive Again | iHeartPodcasts | |
| 99 | 30 |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 100 | 35 | C | Clau, quiero ser ingeniera | PODTWIST | |
