| 1 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 2 | 3 |  | Espacio en blanco | Radio Nacional | |
| 3 | 2 |  | Órbita Laika. El podcast | RNE Audio | |
| 4 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 5 | 2 |  | Materia Oscura | ABC | |
| 6 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 7 | 2 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 8 | — |  | A hombros de gigantes | Radio 5 | |
| 9 | 2 | L | La Ciencia de A Vivir | Cadena SER | |
| 10 | 2 |  | Arpa Talks | Arpa Talks | |
| 11 | 1 | Á | Ático Primera con Laia Castel | laiascastel | |
| 12 | 10 |  | Radiolab | WNYC Studios | |
| 13 | 2 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 14 | 1 | A | Aparici en Órbita | Alberto Aparici | |
| 15 | 4 | T | Tras la tormenta | Radio Nacional | |
| 16 | — | O | Oscilador Armónico | OsciladorArmónico | |
| 17 | 33 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 18 | 20 | L | La Terra és plana | Catalunya Ràdio | |
| 19 | 6 |  | Sapiens | Radio Nacional | |
| 20 | 92 | E | El bosque habitado | Radio 3 | |
| 21 | 8 |  | Heavy Mental | David, Javier y Miki | |
| 22 | 8 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 23 | 58 | G | Game Theory | Game Theory | |
| 24 | 6 | E | El Podcast de Phil Hugo | Phil Hugo | |
| 25 | 15 | C | Cienciaes.com | cienciaes.com | |
| 26 | 11 | C | Cruce de cables | Radio Nacional | |
| 27 | 16 | A | A Través del Universo | universo@iaa.es | |
| 28 | 13 | M | Mente abierta | Radio Nacional | |
| 29 | 12 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 30 | 15 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 31 | 7 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 32 | 14 |  | Serendipias | SER Podcast | |
| 33 | 12 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 34 | — | T | The Human Risk Podcast | Human Risk | |
| 35 | 14 | E | Ecocracia | Loupod | |
| 36 | 17 | F | Física a los 40 | Balaguer + Corbi | |
| 37 | — | E | Economics In Ten | Economics In Ten | |
| 38 | 18 |  | Science Vs | Spotify Studios | |
| 39 | 22 |  | Science Weekly | The Guardian | |
| 40 | 17 | L | Los Barberos | Los Barberos | |
| 41 | 28 |  | Discovery | BBC World Service | |
| 42 | 44 | Á | Átomos y Bits | Agencia EFE | |
| 43 | 7 |  | Speed & Scale | TED | |
| 44 | 18 | A | Astronomía y algo más | Ricardo Garcia | |
| 45 | 18 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 46 | 87 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 47 | 93 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 48 | 20 |  | The Michael Shermer Show | Michael Shermer | |
| 49 | 20 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 50 | 99 | 2 | 2,1 hijos | Jorge Calero | |
| 51 | 128 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 52 | 21 |  | Ologies with Alie Ward | Alie Ward | |
| 53 | 125 |  | Safeguarding Sound Science | National Center for Science Education | |
| 54 | 22 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 55 | 134 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 56 | 127 | Q | Questions du soir : l'idée | France Culture | |
| 57 | 22 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 58 | 25 | F | Fricção Científica | Antena3 - RTP | |
| 59 | 25 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 60 | — |  | PÍLDORAS de BIOTECH | Ysios Capital & Pharma New Talent | |
| 61 | — | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 62 | 18 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 63 | — |  | The Life Scientific | BBC Radio 4 | |
| 64 | — | R | RAIZ DE 5 - El podcast más hipotenuso | santigarciacc | |
| 65 | — |  | The world, the universe and us | New Scientist | |
| 66 | — | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 67 | — |  | Bigfoot Crossroads | Matt Knapp | |
| 68 | — | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 69 | — | U | Una Aventura Por El Cosmos | Jefferson León | |
| 70 | — |  | Origin Stories | The Leakey Foundation | |
| 71 | — | N | Newочём | Newочём | |
| 72 | — |  | Robinson's Podcast | Robinson Erhardt | |
| 73 | — | T | The Naked Scientists Podcast | The Naked Scientists | |
| 74 | — |  | Der KI-Podcast | ARD | |
| 75 | — | K | Kinka | Berria | |
| 76 | — | R | Rebel Economics with Dr. Steve Keen | Dr. Steve Keen | |
| 77 | — | Z | ZONE INSOLITE | CJMD 96,9 FM LÉVIS | L'ALTERNATIVE RADIOPHONIQUE | CJMD 96,9 FM LÉVIS | |
| 78 | — | R | RainManCJ | RainManCJ | |
| 79 | — | F | Fundamentals of Mathematics | Eduardo Reyes | |
| 80 | — | C | Cryptography FM | Symbolic Software | |
| 81 | — | T | Tidslinjen Podcast | Ilir Demir | |
| 82 | — | M | Mecánica Cuántica | Avril Hiromy | |
| 83 | — | L | La taberna atómica | Podium Podcast | |
| 84 | — | H | Historias Para Mentes Curiosas | Tec Sounds Podcasts | Tec de Monterrey | |
| 85 | — | T | Trás los pasos de Santa Hildegarda de Bingen | JuanDiegoNetwork.com | |
| 86 | — | W | What the Field?! A podcast by CrowdFarming | CrowdFarming | |
| 87 | — | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 88 | — |  | ACEP Frontline - Emergency Medicine | Ryan A. Stanton MD, FACEP | |
| 89 | 50 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 90 | 48 |  | The Quanta Podcast | Quanta Magazine | |
| 91 | 45 | F | Física de la Historia. Ciencia e historia variada. | Física de la Historia. | |
| 92 | 45 |  | COMPLEXITY | Santa Fe Institute | |
| 93 | 45 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 94 | 38 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 95 | 7 | E | El último humanista | Fernando Espí Forcén | |
| 96 | 45 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 97 | 45 |  | Голый землекоп | libo/libo | |
| 98 | 44 | L | La fabrique du savoir | Le Monde | |
| 99 | 41 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 100 | 45 |  | Stanford Psychology Podcast | Stanford Psychology | |
