| 1 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 2 | 1 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 3 | 1 |  | Espacio en blanco | Radio Nacional | |
| 4 | — |  | Materia Oscura | ABC | |
| 5 | 4 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 6 | — | C | Catástrofe ultravioleta | elDiario.es | |
| 7 | 2 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 8 | 9 | T | Tras la tormenta | Radio Nacional | |
| 9 | 2 |  | A hombros de gigantes | Radio 5 | |
| 10 | 3 | Á | Ático Primera con Laia Castel | laiascastel | |
| 11 | 1 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 12 | 1 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 13 | 1 |  | Arpa Talks | Arpa Talks | |
| 14 | 6 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 15 | 4 |  | Órbita Laika. El podcast | RNE Audio | |
| 16 | 2 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 17 | 18 |  | Serendipias | SER Podcast | |
| 18 | 9 | C | Cienciaes.com | cienciaes.com | |
| 19 | 3 |  | Science Vs | Spotify Studios | |
| 20 | 27 | E | El último humanista | Fernando Espí Forcén | |
| 21 | 5 | R | Radio de Supervivencia | David Martinez | |
| 22 | 7 | H | Hope. El podcast | RNE Audio | |
| 23 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 24 | 6 | O | Oscilador Armónico | OsciladorArmónico | |
| 25 | — |  | Heavy Mental | David, Javier y Miki | |
| 26 | 2 | B | Boring History for Sleep | Velvet | |
| 27 | 12 | L | La Ciencia de A Vivir | Cadena SER | |
| 28 | 32 |  | Sapiens | Radio Nacional | |
| 29 | 4 |  | More or Less | BBC Radio 4 | |
| 30 | 32 | H | Hablemos de perros | Xila´s | |
| 31 | 41 | B | Bioquímica Para Todos | luis sanchez | |
| 32 | 76 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 33 | 120 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 34 | 14 |  | Curious Cases | BBC Radio 4 | |
| 35 | 12 |  | Discovery | BBC World Service | |
| 36 | 12 | M | Matemáticas en el mundo | MathNetic | |
| 37 | 11 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 38 | 129 | P | Podcast Radio Skylab | radioskylab_es | |
| 39 | 139 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 40 | 36 | B | Biología de Tranquis | Nico Palanca | |
| 41 | 13 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 42 | — |  | Quarks Daily | Quarks | |
| 43 | — |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 44 | — |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 45 | — |  | Alive Again | iHeartPodcasts | |
| 46 | — |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 47 | — | P | PorciCast | Nettius | |
| 48 | — | N | New Books in Environmental Studies | Marshall Poe | |
| 49 | 19 | R | RAIZ DE 5 - El podcast más hipotenuso | santigarciacc | |
| 50 | — |  | Off-Nominal | Jake Robins, Anthony Colangelo | |
| 51 | — | P | PJCAST | پژمان نوروزی | |
| 52 | — |  | The New Quantum Era - innovation in quantum computing, science and technology | Sebastian Hassinger | |
| 53 | — |  | Geografia | Luigi Gaudio | |
| 54 | — | G | Galileo Galilei | Luigi Gaudio | |
| 55 | — |  | Flow Radio | Flow Research Collective | |
| 56 | — | Y | Y'a plus de saisons | Swann Périssé / Binge Audio | |
| 57 | 26 | R | Redes (Eduard Punset) | ivoox | |
| 58 | 26 |  | Making Sense with Sam Harris | Sam Harris | |
| 59 | 16 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 60 | 26 | A | Aparici en Órbita | Alberto Aparici | |
| 61 | 43 | D | Domingo de Ciencia | doctorfision | |
| 62 | 45 | E | El sueño de Laika | JuanMa Parrondo | |
| 63 | 50 |  | Ciencia y aparte (by Xataka) | Webedia | |
| 64 | 28 |  | BBC Inside Science | BBC Radio 4 | |
| 65 | 87 |  | Science Weekly | The Guardian | |
| 66 | 29 | A | A Través del Universo | universo@iaa.es | |
| 67 | 29 |  | Radiolab | WNYC Studios | |
| 68 | 64 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 69 | 30 | Á | Átomos y Bits | Agencia EFE | |
| 70 | 30 | 3 | 3 Chanchitos | Almar | |
| 71 | 27 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 72 | 30 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 73 | 32 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 74 | 31 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 75 | 106 | E | Entre probetas | Radio 5 | |
| 76 | 31 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 77 | 31 | L | La Terre au carré | France Inter | |
| 78 | 114 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 79 | 119 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 80 | — | 5 | 5.0 | Radio 5 | |
| 81 | — |  | La Science, CQFD | France Culture | |
| 82 | — | C | Controlando la Piscina | Orenda | |
| 83 | 34 | 3 | 36.9° ‐ RTS | RTS - Radio Télévision Suisse | |
| 84 | — | S | Science Savvy | fairleycarmen9 | |
| 85 | 27 | T | The Speakezee Podcast | The Cosmic Shambles Network | |
| 86 | 36 | M | Meteorología-Previsión del tiempo | canaltiempo21 | |
| 87 | — |  | Votre cerveau | France Culture | |
| 88 | 37 | M | Micro sciences ‐ RTS | RTS - Radio Télévision Suisse | |
| 89 | 37 |  | Professor Brian Cox Live Q and A Podcast | The Cosmic Shambles Network | |
| 90 | 37 |  | Brave New Planet | Pushkin Industries | |
| 91 | — | E | Entre Nefros | Entre Nefros | |
| 92 | — | D | Descarrilados | Descarrilados | |
| 93 | 39 | T | The Biotech Startups Podcast | Excedr | |
| 94 | 39 | P | PeerView Heart, Lung & Blood CME/CNE/CPE Audio Podcast | PVI, PeerView Institute for Medical Education | |
| 95 | 39 | M | Mystificascience ‐ RTS | RTS - Radio Télévision Suisse | |
| 96 | 39 | B | Brain Yapping | The Cosmic Shambles Network | |
| 97 | 38 | E | El bosque habitado | Radio 3 | |
| 98 | 37 | L | Los Barberos | Los Barberos | |
| 99 | 35 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 100 | 37 |  | Ologies with Alie Ward | Alie Ward | |
