| 1 | — |  | Órbita Laika. El podcast | RNE Audio | |
| 2 | 1 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 3 | 1 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 4 | — |  | Espacio en blanco | Radio Nacional | |
| 5 | 1 |  | Materia Oscura | ABC | |
| 6 | 1 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 7 | 1 |  | Curious Cases | BBC Radio 4 | |
| 8 | 2 | H | Hope. El podcast | RNE Audio | |
| 9 | 2 |  | A hombros de gigantes | Radio 5 | |
| 10 | 2 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 11 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 12 | 4 | O | Oscilador Armónico | OsciladorArmónico | |
| 13 | 4 | A | Aparici en Órbita | Alberto Aparici | |
| 14 | 3 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 15 | 17 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 16 | 19 |  | The Psychology Podcast | iHeartPodcasts | |
| 17 | 1 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 18 | 5 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 19 | 3 | L | La Terra és plana | Catalunya Ràdio | |
| 20 | 4 |  | Serendipias | SER Podcast | |
| 21 | 6 | Á | Átomos y Bits | Agencia EFE | |
| 22 | 7 |  | Arpa Talks | Arpa Talks | |
| 23 | 6 | S | Solaris | Podium Podcast | |
| 24 | 15 | C | Cienciaes.com | cienciaes.com | |
| 25 | 6 | A | A Ciencia Cierta | meteolp | |
| 26 | 8 | E | El último humanista | Fernando Espí Forcén | |
| 27 | — |  | Speaking of Psychology | American Psychological Association | |
| 28 | 8 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 29 | 10 |  | Sapiens | Radio Nacional | |
| 30 | 11 | Á | Ático Primera con Laia Castel | laiascastel | |
| 31 | 9 | W | Welt der Physik | Podcast | Welt der Physik | |
| 32 | 12 |  | Heavy Mental | David, Javier y Miki | |
| 33 | 14 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 34 | 11 | L | La Ciencia de A Vivir | Cadena SER | |
| 35 | 14 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 36 | 122 |  | This Week in Microbiology | Vincent Racaniello | |
| 37 | 12 | L | La Senda de las Plantas Perdidas | Aina S. Erice | |
| 38 | 13 |  | Origin Stories | The Leakey Foundation | |
| 39 | 14 | A | Astrobitácora: astronomía con Álex Riveiro | alex_riveiro | |
| 40 | 14 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 41 | 13 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 42 | 47 |  | The Science of Birds | Ivan Phillipsen | |
| 43 | 52 |  | Radiolab | WNYC Studios | |
| 44 | 63 | U | Universo Oculto. | Universo Oculto | |
| 45 | 48 |  | TEDTalks Ciencia y Medicina | TED | |
| 46 | 17 | I | Inteligencia conversacional. El arte de las conversaciones difíciles | Enrique Sacanell Berrueco | |
| 47 | 62 |  | TED Talks Science and Medicine | TED | |
| 48 | 88 | T | Tras la tormenta | Radio Nacional | |
| 49 | 110 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 50 | 20 |  | Votre cerveau | France Culture | |
| 51 | 140 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 52 | — |  | Fallo de sistema | Radio 3 | |
| 53 | 20 | P | Punto Bernal | Punto Bernal | |
| 54 | — | F | Física de la Historia. Ciencia e historia variada. | Física de la Historia. | |
| 55 | — |  | Почему мы еще живы | libo/libo | |
| 56 | — | C | Cruce de cables | Radio Nacional | |
| 57 | — |  | New Books in Critical Theory | Marshall Poe | |
| 58 | 21 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 59 | — |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 60 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 61 | — | P | Planeta MUY | Muy Interesante | |
| 62 | — |  | Mentes Covalentes | Clara García y Hugo Quintela | |
| 63 | 25 | P | Podcasts de Física | fisicapodcasts | |
| 64 | — | I | Inside Sport Science | Inside Sport Science | |
| 65 | — |  | Голый землекоп | libo/libo | |
| 66 | — |  | The Wolf Connection | A Wolf Connection® Production | |
| 67 | — | H | Hoy en el podcast | Guillermo Vila Ribera | |
| 68 | — | 2 | 2,1 hijos | Jorge Calero | |
| 69 | — |  | Stanford Psychology Podcast | Stanford Psychology | |
| 70 | — | L | Leafing Through Science | Champalimaud Foundation | |
| 71 | — | F | Física | Carlos Isaac | |
| 72 | — | A | Arxiv Papers | Igor Melnyk | |
| 73 | — |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 74 | — | P | Parlem de moixons | birdingcatalunya | |
| 75 | — |  | Science ou Fiction | Futura | |
| 76 | — | L | Lifeworlds | Alexa Firmenich | |
| 77 | — | U | Under the Cortex | psychologicalscience | |
| 78 | — | E | Entre pinos y sembrados Podcast | Podcastidae.com | |
| 79 | — | 科 | 科博揪咪秀 | 國立自然科學博物館 | |
| 80 | 38 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 81 | 37 |  | Nature Guys | Nature Guys | |
| 82 | 37 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 83 | 37 | P | Píldoras de Física | Max Alvarez | |
| 84 | 36 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 85 | 35 | E | El sueño de Laika | JuanMa Parrondo | |
| 86 | 34 |  | BBC Inside Science | BBC Radio 4 | |
| 87 | 34 | D | Desmontando La firma de Dios | Podium Podcast | |
| 88 | 34 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 89 | 34 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 90 | 34 | N | New Books in Political Science | New Books Network | |
| 91 | 34 | A | Aboga&Cia - Tertulia Jurídica - Podcast de Derecho | Ángel Seisdedos | |
| 92 | 30 | D | Domingo de Ciencia | doctorfision | |
| 93 | 30 |  | Science In Action | BBC World Service | |
| 94 | 36 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 95 | 35 |  | Razib Khan's Unsupervised Learning | Razib Khan | |
| 96 | 37 | U | Un Veterinario - Divulgación Veterinaria | Víctor Algra | |
| 97 | 36 | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 98 | 33 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 99 | 35 |  | That UFO Podcast | That UFO Podcast | |
| 100 | 26 |  | Bigfoot Eyewitness Radio | Vic Cundiff | |
