| 1 | — |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 2 | 8 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | 1 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 4 | 126 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 5 | 21 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 6 | — |  | Curious Cases | BBC Radio 4 | |
| 7 | 191 | V | Volvámonos Verdes | VV Podcast | |
| 8 | — |  | Overheard at National Geographic | National Geographic | |
| 9 | — |  | BrainStuff | iHeartPodcasts | |
| 10 | 15 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 11 | 8 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 12 | 8 |  | Materia Oscura | ABC | |
| 13 | 7 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 14 | 9 | L | La Ciencia Pop | Gabriel León | |
| 15 | 11 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 16 | 28 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 17 | 10 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 18 | 10 |  | New Books in Critical Theory | Marshall Poe | |
| 19 | 10 |  | Nature Podcast | Springer Nature Limited | |
| 20 | 28 |  | La Science, CQFD | France Culture | |
| 21 | 7 |  | Espacio en blanco | Radio Nacional | |
| 22 | 11 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 23 | 10 |  | Órbita Laika. El podcast | RNE Audio | |
| 24 | 12 |  | Serendipias | SER Podcast | |
| 25 | 10 |  | Breaking Math Podcast | Autumn Phaneuf | |
| 26 | 10 |  | Ask Science | QuickAndDirtyTips.com | |
| 27 | 10 | T | The Universe Speaks in Numbers | Faber and Faber | |
| 28 | 10 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 29 | 10 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 30 | 2 |  | Unexplainable | Vox | |
| 31 | 2 |  | Radiolab | WNYC Studios | |
| 32 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 33 | 11 | A | Astronomia, Literatura y Ciencia Ficcion | Astronomia, Literatura y Ciencia Ficcion | |
| 34 | 11 |  | Evolutionary Psychology (the podcast) | Dave Pietraszewski & David Pinsof | |
| 35 | 11 | E | Evolutionary Psychology | Just Thinking | |
| 36 | — |  | Night Science | Itai Yanai & Martin Lercher | |
| 37 | 22 |  | Babbage from The Economist | The Economist | |
| 38 | 17 | T | The Science of Self | Peter Hollins | |
| 39 | 158 |  | Heavy Mental | David, Javier y Miki | |
| 40 | 8 | P | Personlighetspodden | Jesper Cederstrand & Petri Kajonius | |
| 41 | 11 |  | Parlons cheval - Le podcast de l'Institut français du cheval et de l'équitation | L'Institut français du cheval et de l'équitation | |
| 42 | 20 | Q | Questions du soir : l'idée | France Culture | |
| 43 | 1 | A | Aparici en Órbita | Alberto Aparici | |
| 44 | 139 | D | De cause à effets, le magazine de l'environnement | France Culture | |
| 45 | — | E | Empática - Behavioral Legal Design en español | Baxel Consultores | |
| 46 | — |  | Rewilding the World with Ben Goldsmith | Ben Goldsmith | |
| 47 | 14 |  | More or Less | BBC Radio 4 | |
| 48 | 33 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 49 | 22 | L | La Ciencia de A Vivir | Cadena SER | |
| 50 | 88 |  | Radiowissen | Bayerischer Rundfunk | |
| 51 | — |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 52 | — |  | Science In Action | BBC World Service | |
| 53 | — | L | L’actualitat de la UB, en pòdcast | Universitat de Barcelona | |
| 54 | 20 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 55 | 19 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 56 | 28 |  | A hombros de gigantes | Radio 5 | |
| 57 | 22 |  | Science Magazine Podcast | Science Magazine | |
| 58 | 128 |  | Making Sense with Sam Harris | Sam Harris | |
| 59 | — | T | The Wild Life: 8D Soundscapes | The Wild Life | |
| 60 | — |  | Google DeepMind: The Podcast | Hannah Fry | |
| 61 | 32 |  | Ologies with Alie Ward | Alie Ward | |
| 62 | 23 |  | Short Wave | NPR | |
| 63 | 17 | L | La cueva del Topo | La cueva del Topo | |
| 64 | 10 |  | Science Friday | Science Friday and WNYC Studios | |
| 65 | 10 | P | PCI Manual podcast | Emmanouil S. Brilakis | |
| 66 | 10 | A | Actos y Hechos Juridicos | Jose Garcia | |
| 67 | 15 |  | Ondertussen in de kosmos | de Volkskrant | |
| 68 | 25 |  | The Quanta Podcast | Quanta Magazine | |
| 69 | 22 | I | Inside Sport Science | Inside Sport Science | |
| 70 | 63 |  | TEDTalks Ciencia y Medicina | TED | |
| 71 | — |  | Speed & Scale | TED | |
| 72 | — | F | Frecuencia Ambiental | Secretaría de Medio Ambiente y Desarrollo Territorial de Jalisco | |
| 73 | — | M | Mitología Griega | Mauricio Ossa | |
| 74 | 17 | F | Física de la Historia. Ciencia e historia variada. | Física de la Historia. | |
| 75 | 21 |  | Choiceology with Katy Milkman | Charles Schwab | |
| 76 | — | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 77 | 27 |  | Science Weekly | The Guardian | |
| 78 | 66 | C | Cienciaes.com | cienciaes.com | |
| 79 | 42 |  | Alive Again | iHeartPodcasts | |
| 80 | 42 | C | Ciencia y Datos Curiosos | Eduardo Lemus | |
| 81 | 23 | C | CULTURA INTELECTUAL | Sergio Rangel | |
| 82 | 41 | A | AviPodcast | Nettius | |
| 83 | 15 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 84 | 15 |  | Lingthusiasm - A podcast that's enthusiastic about linguistics | Gretchen McCulloch and Lauren Gawne | |
| 85 | 15 | S | Sound Healing / Sound Bath | Omandala Vietnam | |
| 86 | 15 | S | Sur-Urbano | Latin American Cities Working Group | |
| 87 | 15 | P | Podcast Ladera Sur/The North Face - "Historias de Montaña" | Ladera Sur | |
| 88 | 48 |  | Mysterious Universe | 8th Kind | |
| 89 | 3 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 90 | 45 | N | Nourrir le vivant | Cirad | |
| 91 | 44 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 92 | — | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 93 | — |  | Altered States | PRX | |
| 94 | 45 | D | De Ignorancia Sí que Sé | Alberto Aparici | |
| 95 | 69 | F | Forschung aktuell | Deutschlandfunk | |
| 96 | 98 |  | Science Quickly | Scientific American | |
| 97 | 46 |  | Scaling Theory | Thibault Schrepel | |
| 98 | 46 | C | Cuestión de Química | BASF | |
| 99 | 46 |  | Der KI-Podcast | ARD | |
| 100 | 35 |  | Emergency Medicine Board Bombs | EM Board Bombs | |
