| 1 | — |  | Órbita Laika. El podcast | RNE Audio | |
| 2 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 3 | — |  | Espacio en blanco | Radio Nacional | |
| 4 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | — |  | Materia Oscura | ABC | |
| 6 | 2 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 7 | 1 |  | A hombros de gigantes | Radio 5 | |
| 8 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 9 | 12 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 10 | — | A | Aparici en Órbita | Alberto Aparici | |
| 11 | 2 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 12 | 1 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 13 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 14 | 2 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 15 | — | Á | Ático Primera con Laia Castel | laiascastel | |
| 16 | 2 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 17 | 6 |  | Arpa Talks | Arpa Talks | |
| 18 | 2 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 19 | 48 | L | La Terra és plana | Catalunya Ràdio | |
| 20 | 30 | O | Oscilador Armónico | OsciladorArmónico | |
| 21 | 2 |  | Sapiens | Radio Nacional | |
| 22 | 3 | E | El último humanista | Fernando Espí Forcén | |
| 23 | 6 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 24 | 10 |  | Serendipias | SER Podcast | |
| 25 | 4 | L | La Ciencia de A Vivir | Cadena SER | |
| 26 | 34 |  | Making Sense with Sam Harris | Sam Harris | |
| 27 | 8 | I | Inteligencia conversacional. El arte de las conversaciones difíciles | Enrique Sacanell Berrueco | |
| 28 | 109 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 29 | 3 | E | El universo y sus misterios | Física 64 | |
| 30 | 2 | Á | Átomos y Bits | Agencia EFE | |
| 31 | 1 | D | Domingo de Ciencia | doctorfision | |
| 32 | — | H | Hablando de psicología | Facultad de Psicología-UNED | |
| 33 | — |  | Skeptoid | Brian Dunning | |
| 34 | 3 | A | A Ciencia Cierta | meteolp | |
| 35 | 5 |  | Science Vs | Spotify Studios | |
| 36 | 16 |  | Heavy Mental | David, Javier y Miki | |
| 37 | — |  | Science Will Win | Pfizer | |
| 38 | 109 | R | Radio Semilla | Radio Semilla | |
| 39 | 17 | P | Podcast Aeroespacial | Sergio Hidalgo Learreta | |
| 40 | 4 | P | Principio de Incertidumbre | Canal Extremadura | |
| 41 | 24 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 42 | — | F | Física de la Historia. Ciencia e historia variada. | Física de la Historia. | |
| 43 | 26 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 44 | 19 | R | RAIZ DE 5 - El podcast más hipotenuso | santigarciacc | |
| 45 | 21 | T | Tras la tormenta | Radio Nacional | |
| 46 | 31 |  | Mysterious Universe | 8th Kind | |
| 47 | 64 | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 48 | 21 | A | Astronomía y algo más | Ricardo Garcia | |
| 49 | 61 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 50 | 75 |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 51 | 73 | N | New Books in Political Science | New Books Network | |
| 52 | 75 |  | New Books in Critical Theory | Marshall Poe | |
| 53 | 97 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 54 | 104 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 55 | 108 |  | Astronomía para Principiantes en SBS Australia | angelrls | |
| 56 | 114 |  | Palique Divulgativo | Palique Divulgativo | |
| 57 | 114 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 58 | 114 |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 59 | 26 | C | Cienciaes.com | cienciaes.com | |
| 60 | 120 |  | Speaking of Psychology | American Psychological Association | |
| 61 | 127 |  | Unexplainable | Vox | |
| 62 | 127 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 63 | 130 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 64 | — | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 65 | — |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 66 | — |  | Mariano Sigman: un podcast de sus libros | Penguin Random House Grupo Editorial | |
| 67 | 36 | L | La Ciencia Pop | Gabriel León | |
| 68 | 34 |  | The world, the universe and us | New Scientist | |
| 69 | — |  | The Naked Scientists Podcast | The Naked Scientists | |
| 70 | 31 |  | Fallo de sistema | Radio 3 | |
| 71 | — | F | Fisica|Mente | Dario Gabriel Perez | |
| 72 | 37 | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 73 | — |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 74 | 36 | C | Catástrofe ultravioleta | elDiario.es | |
| 75 | — |  | Google DeepMind: The Podcast | Hannah Fry | |
| 76 | — | D | Deep Dives With Sharks | Alex Humphreys | |
| 77 | — |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 78 | 42 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 79 | — | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 80 | — | E | Esto no ha pasado (Tampoco es el fin del mundo) | Newtral | |
| 81 | — | L | La Hora De La Biología | La Hora de la Biología | |
| 82 | — | U | Un Veterinario - Divulgación Veterinaria | Víctor Algra | |
| 83 | — | O | On refait la planète | RTL | |
| 84 | — |  | Patterns Tell Stories | UFOs & High Strangeness | KLAɄЅ & GΔRRΞTT | |
| 85 | — | F | Fri Tanke-podden | Fri Tanke | |
| 86 | — | D | Data Science Debates | Data Science Debates | |
| 87 | — |  | Mind & Life | Mind & Life Institute | |
| 88 | — |  | The Orthobullets Podcast | Orthobullets | |
| 89 | — |  | The Mushroom Hour Podcast | Mushroom Hour | |
| 90 | — | P | Pogi Podcast | Pogátsa Zoltán | |
| 91 | — |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 92 | — | P | Physics World Stories Podcast | Physics World | |
| 93 | — |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 94 | — | P | Philosophy | Cambridge University | |
| 95 | — | G | Geoeconomic Competition | Francesca Ghiretti | |
| 96 | — | C | Campo - um podcast de antropologia | Paula Lacerda e Carol Parreiras | |
| 97 | — | T | The Giants Shoulder | Evan McGloughlin | |
| 98 | — | D | Dr Andy Franklyn-Miller Sports Medicine | Humaneering | |
| 99 | — | P | Podcast A Matemática do Cérebro | A Matemática do Cérebro | |
| 100 | 57 |  | Radiolab | WNYC Studios | |
