| 1 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 2 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 3 | 1 |  | Órbita Laika. El podcast | RNE Audio | |
| 4 | 1 |  | Espacio en blanco | Radio Nacional | |
| 5 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 6 | — |  | Materia Oscura | ABC | |
| 7 | — |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 8 | — | A | Aparici en Órbita | Alberto Aparici | |
| 9 | 2 |  | A hombros de gigantes | Radio 5 | |
| 10 | 4 | H | Hope. El podcast | RNE Audio | |
| 11 | 2 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 12 | 12 |  | Curious Cases | BBC Radio 4 | |
| 13 | 2 | Á | Ático Primera con Laia Castel | laiascastel | |
| 14 | 19 | L | La Ciencia de A Vivir | Cadena SER | |
| 15 | 65 | C | Catástrofe ultravioleta | elDiario.es | |
| 16 | 9 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 17 | 4 | H | Hi ha algú, allà fora? | Joan Anton Català | |
| 18 | 26 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 19 | 9 |  | Arpa Talks | Arpa Talks | |
| 20 | 22 | E | El último humanista | Fernando Espí Forcén | |
| 21 | — | Á | Átomos y Bits | Agencia EFE | |
| 22 | 4 |  | Radiolab | WNYC Studios | |
| 23 | 1 |  | Sapiens | Radio Nacional | |
| 24 | 12 |  | Heavy Mental | David, Javier y Miki | |
| 25 | 1 | L | La Terra és plana | Catalunya Ràdio | |
| 26 | 12 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 27 | 10 | E | Espacio en blanco | Radio Nacional | |
| 28 | 12 | P | Podcasts de Física | fisicapodcasts | |
| 29 | 12 | С | Суперсилы | Т—Ж | |
| 30 | 15 | E | El Guardabosques WildPodcast | Laura Núñez Bañuls y Fracesco Rovedo | |
| 31 | 18 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 32 | 16 | C | Cienciaes.com | cienciaes.com | |
| 33 | 16 |  | Science Vs | Spotify Studios | |
| 34 | 15 | T | Tras la tormenta | Radio Nacional | |
| 35 | 21 |  | More or Less | BBC Radio 4 | |
| 36 | 16 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 37 | 23 |  | Serendipias | SER Podcast | |
| 38 | 23 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 39 | 27 |  | Geologia Oviedo | Departamento y Facultad de Geología de la Universidad de Oviedo | |
| 40 | 17 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 41 | 55 | L | La Ciencia Pop | Gabriel León | |
| 42 | 57 | N | Notas de Naturaleza | Iván Vega | |
| 43 | 57 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 44 | 17 |  | Fallo de sistema | Radio 3 | |
| 45 | 17 |  | The world, the universe and us | New Scientist | |
| 46 | 17 |  | Making Sense with Sam Harris | Sam Harris | |
| 47 | 56 | L | La Hora De La Biología | La Hora de la Biología | |
| 48 | 58 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 49 | 19 |  | Ologies with Alie Ward | Alie Ward | |
| 50 | 19 |  | Care More Be Better: A Podcast For Sustainable Social Impact and Regeneration | Corinna Bellizzi | |
| 51 | 19 | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 52 | 18 | D | De Ignorancia Sí que Sé | Alberto Aparici | |
| 53 | 89 |  | The Climate Question | BBC World Service | |
| 54 | 19 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 55 | 19 | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 56 | 17 | L | LA MADRIGUERA | José Sacristán (Pepe) | |
| 57 | 123 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 58 | 130 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 59 | — | F | Física y química | Fundación Ramón Areces | |
| 60 | — |  | Mind & Life | Mind & Life Institute | |
| 61 | — |  | La Science, CQFD | France Culture | |
| 62 | — | A | Ayuno intermitente | Andrea Mena García | |
| 63 | — |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 64 | 21 | A | Astronomía y algo más | Ricardo Garcia | |
| 65 | — | R | Redes (Eduard Punset) | ivoox | |
| 66 | — |  | The Science of Birds | Ivan Phillipsen | |
| 67 | — | M | MenteScopia, salud mental y neurociencia | Podcastidae.com | |
| 68 | — |  | Normal Curves: Sexy Science, Serious Statistics | Regina Nuzzo and Kristin Sainani | |
| 69 | — |  | Lehto Files - Investigating UAPs | Chris Lehto | |
| 70 | — | C | Charlas Escépticas | BetoSkeptic | |
| 71 | — | T | This Anthro Life | Anthrocurious, LLC | |
| 72 | — | S | Speaking of Anthropology | Speaking of Anthropology | |
| 73 | — |  | Water Women | Water Women | |
| 74 | — | O | Oicast - I hear green! | Oikos Vienna | |
| 75 | — |  | PÍLDORAS de BIOTECH | Ysios Capital & Pharma New Talent | |
| 76 | — |  | We zijn toch niet gek? | Suzanne Rethans | |
| 77 | — | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 78 | — | D | Diálogos con la ciencia | Javier Ángel Ramirez - Radio María ESP | |
| 79 | — | T | The Amp Hour Electronics Podcast | The Amp Hour (Chris Gammell and David L Jones) | |
| 80 | — | A | Amedeo Balbi | Cosa sappiamo dell'universo | Amedeo Balbi | |
| 81 | — | M | Meet the Authors: A Neuropsychology Podcast | Society for Clinical Neuropsychology (SCN) | |
| 82 | — | V | Vita eterna. Risposte dalla scienza - Italiano | Dottor Manuel Sans Segarra | Manuel Sans Segarra - Italiano | |
| 83 | — | F | Food Safety Matters | Food Safety Magazine | |
| 84 | — |  | Science with Sabine | Sabine Hossenfelder | |
| 85 | — | I | IA qu'à m'expliquer | Le Temps | |
| 86 | — |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 87 | — | S | Simplifying Complexity | Sean Brady from Brady Heywood | |
| 88 | — | S | So You Want to Be a Marine Biologist | K. G. Muzia | |
| 89 | — | T | The Engineering Commons Podcast | The Engineering Commons Podcast | |
| 90 | — |  | Marine Biology in 5 Minutes | Emilie Colgan | |
| 91 | — | O | On the Go: An On-Road Transportation Podcast with Clean Cities and Communities | National Renewable Energy Laboratory for Clean Cities and Communities | |
| 92 | — | S | Seacreatures | Matt Testoni | |
| 93 | — |  | Foodie Pharmacology Podcast | Co-Conspiracy Entertainment | |
| 94 | — |  | Marine Biology Vol. 1 | Aquarium of the Pacific | |
| 95 | 49 | � | 🎙️🎙️El Podcast del Agua🎙️🎙️ | Daniel Herrero Marin | |
| 96 | 49 | E | El bosque habitado | Radio 3 | |
| 97 | 49 |  | Uncharted with Hannah Fry | BBC Radio 4 | |
| 98 | 48 |  | The Psychology Podcast | iHeartPodcasts | |
| 99 | 48 |  | Unexplainable | Vox | |
| 100 | 48 | C | Cruce de cables | Radio Nacional | |
