| 1 | — | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 2 | — |  | Casual Inference | Lucy D'Agostino McGowan and Ellie Murray | |
| 3 | 48 |  | Podcast de la División de Anestesiología UC | Maximiliano Zamora H. | |
| 4 | — | U | Ultravioleta FM | Ultravioleta FM | |
| 5 | 10 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 6 | — |  | Stanford Medcast: Expert Voices in Medicine and Healthcare | Stanford University School of Medicine | |
| 7 | 1 |  | Materia Oscura | ABC | |
| 8 | 6 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 9 | 5 | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 10 | 27 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 11 | — | G | Gómez Nieto - Derecho Penal | Juan Carlos Gómez Nieto | |
| 12 | — |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 13 | 7 |  | AgroApasionados Podcast | Miller Preciado | |
| 14 | 9 | S | Seducción Y Persuasión De Style Seduction Life | Alister A. García | |
| 15 | 12 | C | Cienciaes.com | cienciaes.com | |
| 16 | 9 | I | Ingeniería Química en 5!!! Ep. 1 | ADREESUG | |
| 17 | 73 |  | Short Wave | NPR | |
| 18 | 8 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 19 | 9 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 20 | 43 |  | La Conversation scientifique | France Culture | |
| 21 | 11 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 22 | 8 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 23 | 31 |  | La Science, CQFD | France Culture | |
| 24 | 6 |  | Ologies with Alie Ward | Alie Ward | |
| 25 | 16 |  | Big Picture Science | Big Picture Science | |
| 26 | 55 |  | Speaking of Psychology | American Psychological Association | |
| 27 | 66 | I | Inside Sport Science | Inside Sport Science | |
| 28 | 141 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 29 | 166 | B | Biología Celular | Onda Electromagnética | |
| 30 | — | M | Manzana Escéptica | Manzana Esceptica | |
| 31 | — | D | DMW - Deutsche Medizinische Wochenschrift | Thieme Verlagsgruppe | |
| 32 | 41 |  | Science Weekly | The Guardian | |
| 33 | 2 |  | Science Friday | Science Friday and WNYC Studios | |
| 34 | 50 | Q | Questions du soir : l'idée | France Culture | |
| 35 | 89 |  | Unexplainable | Vox | |
| 36 | 96 |  | The Astrophysics Podcast | Paul Duffell | |
| 37 | — | S | Shots de Ciencia | Shots de Ciencia | |
| 38 | — | C | Charlas Aleatorias | Alfredo Garbuno Iñigo | |
| 39 | 1 | A | ATEEP: Antes todo esto era plasma | AstroLab | |
| 40 | 27 |  | Aparici en Órbita | OndaCero | |
| 41 | 8 |  | Espacio en blanco | Radio Nacional | |
| 42 | 26 | L | La Ciencia Pop | Gabriel León | |
| 43 | 53 |  | Radiolab | WNYC Studios | |
| 44 | 3 |  | Sapiens | Radio Nacional | |
| 45 | 21 | Á | Ático Primera con Laia Castel | laiascastel | |
| 46 | 46 |  | Babbage from The Economist | The Economist | |
| 47 | 30 |  | Órbita Laika. El podcast | RNE Audio | |
| 48 | 103 | E | Entre Cirugías | Dr. Manuel Figueroa Giralt | |
| 49 | — |  | Lost Women of Science | Lost Women of Science | |
| 50 | 23 |  | A hombros de gigantes | Radio 5 | |
| 51 | 31 | D | DOC Sounds of Science Podcast | Department of Conservation | |
| 52 | 30 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 53 | 30 | W | Women in Science | British Council Brasil | |
| 54 | 36 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 55 | 30 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 56 | 2 |  | Critical Matters | Sound Physicians | |
| 57 | 38 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 58 | 37 | L | La Ciencia de A Vivir | Cadena SER | |
| 59 | 76 | B | BIOLOGIA CELULAR Y GENETICA | omar Aguilera | |
| 60 | 99 |  | TEDTalks Ciencia y Medicina | TED | |
| 61 | — |  | Legalmente Hablando - Perú | Eduardo Villarreal | |
| 62 | — | Ö | Ö1 Wissen aktuell | ORF Ö1 | |
| 63 | — | B | Biología Celular | Manuel Molina Garcia | |
| 64 | 33 | E | Empática - Behavioral Legal Design en español | Baxel Consultores | |
| 65 | — | R | Radio Semilla | Radio Semilla | |
| 66 | 37 |  | What The If? | Philip Shane, Matt Stanley, Gabrielle Paniccia | |
| 67 | 35 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 68 | — | C | CrowdScience | BBC World Service | |
| 69 | 35 | A | Aparici en Órbita | Alberto Aparici | |
| 70 | 34 | D | DesArmando el universo | Armando | |
| 71 | — | N | Nullius in Verba | Smriti Mehta and Daniël Lakens | |
| 72 | — | B | Biologia Celular | Joycilene Santos | |
| 73 | 34 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 74 | 34 |  | Curious Cases | BBC Radio 4 | |
| 75 | 34 | V | Volvámonos Verdes | VV Podcast | |
| 76 | 34 |  | Overheard at National Geographic | National Geographic | |
| 77 | 34 |  | BrainStuff | iHeartPodcasts | |
| 78 | 34 | A | AviPodcast | Nettius | |
| 79 | 31 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 80 | 35 |  | Dark Side Of Psychology | Dr. Elio Martino | |
| 81 | 35 |  | More or Less | BBC Radio 4 | |
| 82 | 33 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 83 | 28 |  | New Books in Critical Theory | Marshall Poe | |
| 84 | 34 |  | Making Sense with Sam Harris | Sam Harris | |
| 85 | 33 |  | Huele a Química: el Podcast | Pedro Juan | |
| 86 | — | M | MEDPODCAST | SCOME FEVESOCEM | |
| 87 | 34 |  | Ondertussen in de kosmos | de Volkskrant | |
| 88 | 32 |  | The Pie: An Economics Podcast | Becker Friedman Institute at UChicago | |
| 89 | 32 |  | Nature Podcast | Springer Nature Limited | |
| 90 | 26 |  | Serendipias | SER Podcast | |
| 91 | 32 |  | The Story Collider | Story Collider, Inc. | |
| 92 | 32 |  | NRC Onbehaarde Apen | NRC | |
| 93 | 32 | D | Derecho al Futuro | Pablo Reyes Carreño | |
| 94 | 32 |  | Big Brains | University of Chicago Podcast Network | |
| 95 | 27 |  | Breaking Math Podcast | Autumn Phaneuf | |
| 96 | 27 |  | Ask Science | QuickAndDirtyTips.com | |
| 97 | 27 | T | The Universe Speaks in Numbers | Faber and Faber | |
| 98 | 27 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 99 | 34 |  | Endocrine News Podcast | Endocrine Society | |
| 100 | 34 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
