| 1 | 3 |  | Órbita Laika. El podcast | RNE Audio | |
| 2 | — |  | Espacio en blanco | Radio Nacional | |
| 3 | 2 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 4 | 1 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 5 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 6 | — |  | Materia Oscura | ABC | |
| 7 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 8 | 1 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 9 | 7 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 10 | — | L | La Ciencia de A Vivir | Cadena SER | |
| 11 | 3 |  | Serendipias | SER Podcast | |
| 12 | — | Á | Ático Primera con Laia Castel | laiascastel | |
| 13 | 4 |  | Heavy Mental | David, Javier y Miki | |
| 14 | 1 |  | A hombros de gigantes | Radio 5 | |
| 15 | — | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 16 | 9 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 17 | 6 |  | Making Sense with Sam Harris | Sam Harris | |
| 18 | 1 | Á | Átomos y Bits | Agencia EFE | |
| 19 | 1 |  | Sapiens | Radio Nacional | |
| 20 | 1 |  | Arpa Talks | Arpa Talks | |
| 21 | 6 | A | Astronomía y algo más | Ricardo Garcia | |
| 22 | — |  | Conferencias | Borja Vilaseca | |
| 23 | 32 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 24 | 33 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 25 | 5 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 26 | 2 | E | El último humanista | Fernando Espí Forcén | |
| 27 | 6 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 28 | 14 |  | Science Vs | Spotify Studios | |
| 29 | — | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 30 | 8 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 31 | 8 | C | Cruce de cables | Radio Nacional | |
| 32 | 12 | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 33 | — | P | Podcast Agricultura | Olmo Axayacatl | |
| 34 | 8 |  | Discovery | BBC World Service | |
| 35 | 19 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 36 | 25 |  | Radiolab | WNYC Studios | |
| 37 | 27 |  | Aparici en Órbita | OndaCero | |
| 38 | 10 | D | Domingo de Ciencia | doctorfision | |
| 39 | 30 | L | La Senda de las Plantas Perdidas | Aina S. Erice | |
| 40 | 11 |  | Fallo de sistema | Radio 3 | |
| 41 | 11 |  | Curious Cases | BBC Radio 4 | |
| 42 | 93 | U | Urbanismo y Vivienda | Javier de la Torre | |
| 43 | 87 | E | Espacio en blanco | Radio Nacional | |
| 44 | 13 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 45 | 13 | A | A Ciencia Cierta | meteolp | |
| 46 | 13 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 47 | 118 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 48 | 14 | A | Aparici en Órbita | Alberto Aparici | |
| 49 | 14 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 50 | 14 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 51 | 139 | P | Píldoras de Física | Max Alvarez | |
| 52 | 118 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 53 | 131 | I | In dubio pro reo | Rocío Arregui Montoya | |
| 54 | 16 | S | Science With a View | PRBB | |
| 55 | 16 |  | Mariano Sigman: un podcast de sus libros | Penguin Random House Grupo Editorial | |
| 56 | 16 |  | Where Is My Mind? | Mark Gober and Blue Duck Media | |
| 57 | 20 | E | El sueño de Laika | JuanMa Parrondo | |
| 58 | 17 |  | BBC Inside Science | BBC Radio 4 | |
| 59 | 13 | O | Oscilador Armónico | OsciladorArmónico | |
| 60 | — | A | Astro Podcast | Astro Podcast | |
| 61 | — |  | Aha! Zehn Minuten Alltags-Wissen | WELT | |
| 62 | 17 | C | Cienciaes.com | cienciaes.com | |
| 63 | 20 | P | Podcast Radio Skylab | radioskylab_es | |
| 64 | — |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 65 | 18 | L | La Radio del Somormujo | La Radio del Somormujo | |
| 66 | — | P | Principio de Incertidumbre | Canal Extremadura | |
| 67 | — |  | ZEIT WISSEN. Woher weißt Du das? | DIE ZEIT | |
| 68 | — |  | La Conversation scientifique | France Culture | |
| 69 | — |  | Palique Divulgativo | Palique Divulgativo | |
| 70 | 22 | 3 | 3 Chanchitos | Almar | |
| 71 | — |  | The world, the universe and us | New Scientist | |
| 72 | — |  | Brain Inspired | Paul Middlebrooks | |
| 73 | — | 3 | 3tres3 | 3tres3 | |
| 74 | — |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 75 | — |  | Claro que se puede | SER Podcast | |
| 76 | — | S | SRF Wissen | Schweizer Radio und Fernsehen (SRF) | |
| 77 | — | � | 🎙️🎙️El Podcast del Agua🎙️🎙️ | Daniel Herrero Marin | |
| 78 | — | D | De Universiteit van Vlaanderen Podcast | Universiteit van Vlaanderen | |
| 79 | — |  | EverydaySpy Podcast | Andrew Bustamante | |
| 80 | — | T | The Systemic Way | Sezer and Julie | |
| 81 | — | S | SETI Live | SETI Institute | |
| 82 | — | T | The ABCs of SBC | UNICEF SBC | |
| 83 | — | R | Rheumatology & Arthritis Learning Network | Rheumatology & Arthritis Learning Network | |
| 84 | — | G | Get The Bug | Umberto Diecinove | |
| 85 | — | C | CME in Minutes: Education in Rheumatology, Immunology, & Infectious Diseases | Answers in CME | |
| 86 | — |  | Space and Things | And Things Productions | |
| 87 | — | H | Hör-Saal: 15 Minuten Forschung | Universität Graz | |
| 88 | — | L | Les mardis de l'espace | CNES | |
| 89 | 40 | 5 | 5.0 | Radio 5 | |
| 90 | 40 | A | Astroacademy | Astroacademy | |
| 91 | 40 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 92 | 40 |  | Голый землекоп | libo/libo | |
| 93 | 40 | D | Desde el Observatorio | Astronomia UdeA | |
| 94 | 36 |  | Speaking of Psychology | American Psychological Association | |
| 95 | 36 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 96 | 40 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 97 | 37 |  | TEDTalks Ciencia y Medicina | TED | |
| 98 | 36 |  | The Psychology Podcast | iHeartPodcasts | |
| 99 | 36 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 100 | 32 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
