| 1 | 2 |  | Espacio en blanco | Radio Nacional | |
| 2 | 2 |  | Órbita Laika. El podcast | RNE Audio | |
| 3 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 4 | 3 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 5 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 6 | — |  | Materia Oscura | ABC | |
| 7 | — |  | A hombros de gigantes | Radio 5 | |
| 8 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 9 | 1 |  | Serendipias | SER Podcast | |
| 10 | 5 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 11 | 1 | Á | Ático Primera con Laia Castel | laiascastel | |
| 12 | 1 | L | La Ciencia de A Vivir | Cadena SER | |
| 13 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 14 | 2 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 15 | 1 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 16 | 3 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 17 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 18 | 7 |  | Making Sense with Sam Harris | Sam Harris | |
| 19 | 22 | O | Oscilador Armónico | OsciladorArmónico | |
| 20 | 15 |  | Arpa Talks | Arpa Talks | |
| 21 | 5 | E | El último humanista | Fernando Espí Forcén | |
| 22 | 11 | A | Aparici en Órbita | Alberto Aparici | |
| 23 | 2 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 24 | 37 | E | Espacio en blanco | Radio Nacional | |
| 25 | 47 |  | Science Weekly | The Guardian | |
| 26 | 2 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 27 | 10 |  | Heavy Mental | David, Javier y Miki | |
| 28 | 1 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 29 | 11 |  | Sapiens | Radio Nacional | |
| 30 | 146 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 31 | 42 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 32 | 102 | A | A Ciencia Cierta | meteolp | |
| 33 | 31 | A | Astronomía y algo más | Ricardo Garcia | |
| 34 | — |  | Noosfera | La Razón | |
| 35 | — | P | Principio de Incertidumbre | Canal Extremadura | |
| 36 | 16 | C | Cruce de cables | Radio Nacional | |
| 37 | 5 |  | Ciencia al cubo | Radio 5 | |
| 38 | 20 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 39 | 20 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 40 | — |  | Speaking of Psychology | American Psychological Association | |
| 41 | 7 |  | Discovery | BBC World Service | |
| 42 | — |  | The Logic of Risk | Pasquale Cirillo | |
| 43 | 10 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 44 | 8 | C | Cienciaes.com | cienciaes.com | |
| 45 | 18 | E | El Orbitador | El Orbitador Podcast | |
| 46 | 24 |  | Radiolab | WNYC Studios | |
| 47 | 13 | S | Solaris | Podium Podcast | |
| 48 | 25 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 49 | 20 | P | Podcasts de Física | fisicapodcasts | |
| 50 | — | S | SERENDIPIA-Divulgación Científica | SERENDIPIA-Divulgación Científica | |
| 51 | 30 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 52 | 27 |  | Conferencias | Borja Vilaseca | |
| 53 | 29 | 3 | 3 Chanchitos | Almar | |
| 54 | 32 |  | Curious Cases | BBC Radio 4 | |
| 55 | 30 | E | El universo y sus misterios | Física 64 | |
| 56 | 70 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 57 | 26 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 58 | 58 | C | Código Orión: Ciencia y Misterio | Código Orión: Ciencia y Misterio | |
| 59 | 29 |  | Nature Podcast | Springer Nature Limited | |
| 60 | 67 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 61 | 29 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 62 | — |  | More or Less | BBC Radio 4 | |
| 63 | 108 | L | La Ciencia Pop | Gabriel León | |
| 64 | 79 | C | Cuentos Cuánticos | CCuanticos | |
| 65 | 31 |  | Голый землекоп | libo/libo | |
| 66 | 29 | P | Podcast Radio Skylab | radioskylab_es | |
| 67 | 107 |  | Brave New World | Evening Standard | |
| 68 | 110 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 69 | 114 |  | IQ - Wissenschaft und Forschung | Bayerischer Rundfunk | |
| 70 | 26 | Á | Átomos y Bits | Agencia EFE | |
| 71 | 109 | F | Forschung aktuell | Deutschlandfunk | |
| 72 | — | L | La Radio del Somormujo | La Radio del Somormujo | |
| 73 | 35 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 74 | 35 | H | Heus aquí... la ciència | Eduscopi | |
| 75 | — | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 76 | — | C | Clau, quiero ser ingeniera | PODTWIST | |
| 77 | — |  | Aha! Zehn Minuten Alltags-Wissen | WELT | |
| 78 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 79 | 39 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 80 | — | A | Astro Podcast | Astro Podcast | |
| 81 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 82 | 39 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 83 | — | U | Universo Oculto. | Universo Oculto | |
| 84 | — |  | Speed & Scale | TED | |
| 85 | 40 | V | Vanguardia de la Ciencia - Cienciaes.com | cienciaes.com | |
| 86 | — |  | Short Wave | NPR | |
| 87 | 40 |  | Science Vs | Spotify Studios | |
| 88 | — | E | El Podcast del Hidrógeno | El Podcast del Hidrógeno | |
| 89 | 43 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 90 | — | C | Ci vuole una scienza | Il Post | |
| 91 | — |  | The Climate Question | BBC World Service | |
| 92 | — |  | Mysterious Universe | 8th Kind | |
| 93 | — | S | Scientificast, la scienza come non l'hai mai sentita | Scientificast | |
| 94 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 95 | — | M | Misterioso universo en la red | Misterioso universo en la red | |
| 96 | — | F | F***ing genius | storielibere.fm | |
| 97 | — | M | Making Sense with Sam Harris | 5 minute podcast summaries | 5 minute podcast summaries | |
| 98 | 49 | T | The Hard Shoulder’s Guide to the Galaxy | Newstalk | |
| 99 | — |  | New Books in Critical Theory | Marshall Poe | |
| 100 | — | F | Física a los 40 | Balaguer + Corbi | |
