| 1 | — |  | Órbita Laika. El podcast | RNE Audio | |
| 2 | 3 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 3 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 4 | 1 |  | Espacio en blanco | Radio Nacional | |
| 5 | 1 |  | Materia Oscura | ABC | |
| 6 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 7 | 1 | A | Aparici en Órbita | Alberto Aparici | |
| 8 | 10 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 9 | 3 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 10 | 1 | L | La Ciencia de A Vivir | Cadena SER | |
| 11 | — |  | Serendipias | SER Podcast | |
| 12 | 2 |  | A hombros de gigantes | Radio 5 | |
| 13 | 46 | E | El último humanista | Fernando Espí Forcén | |
| 14 | 1 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 15 | 1 |  | Arpa Talks | Arpa Talks | |
| 16 | 4 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 17 | 2 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 18 | 2 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 19 | 25 | T | Tras la tormenta | Radio Nacional | |
| 20 | 5 | A | Astronomía y algo más | Ricardo Garcia | |
| 21 | 4 | H | Hablando de psicología | Facultad de Psicología-UNED | |
| 22 | 5 | Á | Átomos y Bits | Agencia EFE | |
| 23 | 26 |  | Heavy Mental | David, Javier y Miki | |
| 24 | 5 | C | Cienciaes.com | cienciaes.com | |
| 25 | 43 |  | Making Sense with Sam Harris | Sam Harris | |
| 26 | 4 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 27 | 4 |  | Sapiens | Radio Nacional | |
| 28 | 14 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 29 | — | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 30 | 18 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 31 | 138 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 32 | — | L | La Ciencia Pop | Gabriel León | |
| 33 | 1 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 34 | — | P | Principio de Incertidumbre | Canal Extremadura | |
| 35 | 5 | A | A Ciencia Cierta | meteolp | |
| 36 | 31 | L | La Terra és plana | Catalunya Ràdio | |
| 37 | 21 | A | Astro Podcast | Astro Podcast | |
| 38 | — |  | Manifold | Steve Hsu | |
| 39 | 24 |  | Curious Cases | BBC Radio 4 | |
| 40 | 19 | Á | Ático Primera con Laia Castel | laiascastel | |
| 41 | 30 |  | Science Vs | Spotify Studios | |
| 42 | 24 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 43 | 22 | A | Aboga&Cia - Tertulia Jurídica - Podcast de Derecho | Ángel Seisdedos | |
| 44 | 20 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 45 | 62 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 46 | 68 |  | More or Less | BBC Radio 4 | |
| 47 | 66 | R | RAIZ DE 5 - El podcast más hipotenuso | santigarciacc | |
| 48 | 67 |  | CrowdScience | BBC World Service | |
| 49 | 78 | B | Bacteriófagos | Carmela García Doval | |
| 50 | 68 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 51 | 14 | O | Oscilador Armónico | OsciladorArmónico | |
| 52 | 26 | E | El universo y sus misterios | Física 64 | |
| 53 | 23 |  | Fallo de sistema | Radio 3 | |
| 54 | 27 | N | Notas de Naturaleza | Iván Vega | |
| 55 | 94 | R | Radio Semilla | Radio Semilla | |
| 56 | 90 | G | Game Theory | Game Theory | |
| 57 | 29 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 58 | 27 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 59 | 27 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 60 | 25 | E | El sueño de Laika | JuanMa Parrondo | |
| 61 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 62 | — | L | La taberna del Beagle | Carmela García Doval y Pedro M. Sánchez | |
| 63 | 30 |  | Astrum Space | Astrum | |
| 64 | — | C | Cruce de cables | Radio Nacional | |
| 65 | — | P | Permacultura Podcast | Permacultura Podcast | |
| 66 | — | N | National Geographic en Español | Aftersight | |
| 67 | — |  | Astronomía para Principiantes en SBS Australia | angelrls | |
| 68 | — |  | That UFO Podcast | That UFO Podcast | |
| 69 | 33 | M | Matemáticas en el mundo | MathNetic | |
| 70 | — | B | Biomédicalement vôtre | Cerba | |
| 71 | — | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 72 | — | C | Ciencia Nuestra de cada Día - Cienciaes.com | Ángel Rodríguez Lozano | |
| 73 | — | V | Volvámonos Verdes | VV Podcast | |
| 74 | 36 |  | Settle the Stars: The Science of Space Exploration | Edgeworks Nebula | |
| 75 | — |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 76 | 37 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 77 | — |  | Ancient Aliens | PodcastOne | |
| 78 | — | ה | הצילו! | - | |
| 79 | — |  | Palique Divulgativo | Palique Divulgativo | |
| 80 | 39 |  | The 365 Days of Astronomy | 365DaysOfAstronomy.org | |
| 81 | — |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 82 | — | F | F.A.Z. Wissen | Frankfurter Allgemeine Zeitung | |
| 83 | 41 |  | The Astrophysics Podcast | Paul Duffell | |
| 84 | — |  | The Joy of x | Steven Strogatz and Quanta Magazine | |
| 85 | — | C | Climate Connections | Yale Center for Environmental Communication | |
| 86 | — | F | Formation planétaire : de la Terre aux exoplanète - Alessandro Morbidelli | Collège de France | |
| 87 | — | T | The SpacePod | Oscar | |
| 88 | — | M | Metallaria | Guido Brera, ospite J-ax - Chora | |
| 89 | — | L | LA QUÍMICA EN NUESTRA VIDA COTIDIANA | Kevin Romero | |
| 90 | — | L | Las Ciencias Naturales | Julian Velandia | |
| 91 | — | T | Tópicos de Química. Una visión contextualizada de la Ciencia central. | ALEXANDER RONALD CASTILLO REVEROL | |
| 92 | 49 | G | GeoCastAway | GeoNáufragos | GeoCastAway | |
| 93 | 46 |  | Science Weekly | The Guardian | |
| 94 | 49 |  | Speaking of Psychology | American Psychological Association | |
| 95 | 49 |  | Ologies with Alie Ward | Alie Ward | |
| 96 | 34 |  | Radiolab | WNYC Studios | |
| 97 | 44 | E | El bosque habitado | Radio 3 | |
| 98 | 48 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 99 | 48 |  | PÍLDORAS de BIOTECH | Ysios Capital & Pharma New Talent | |
| 100 | 48 | P | Podcasts de Física | fisicapodcasts | |
