| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | 2 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 3 | — |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 4 | 6 | E | Esta ronda la paga Newton | Ruth Lazkoz | |
| 5 | 3 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 6 | 3 | L | Los Dioses de la IA | Básico.fm | |
| 7 | 2 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 80 |  | Espacio en blanco | Radio Nacional | |
| 9 | 1 | L | La Ciencia Pop | Gabriel León | |
| 10 | 36 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 11 | — |  | Ologies with Alie Ward | Alie Ward | |
| 12 | 5 |  | Unexplainable | Vox | |
| 13 | 6 | E | El sueño de Laika | JuanMa Parrondo | |
| 14 | 97 | M | Muy Interesante - Grandes Reportajes | Zinet Media | |
| 15 | 9 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 16 | 15 | L | La politique en mieux | Artur Enmieux | |
| 17 | 32 |  | Alive Again | iHeartPodcasts | |
| 18 | 42 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 19 | 36 | Á | Átomos y Bits | Agencia EFE | |
| 20 | 75 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 21 | 2 | I | Infectious: An infectious diseases podcast | Adrianna Paiero | |
| 22 | 133 | ¿ | ¿Y si todo esto es mentira? | Vero Teigeiro | |
| 23 | 31 |  | Materia Oscura | ABC | |
| 24 | 12 |  | Radiolab | WNYC Studios | |
| 25 | 85 | V | Volvámonos Verdes | VV Podcast | |
| 26 | 13 |  | Science Vs | Spotify Studios | |
| 27 | 13 | Á | Ático Primera con Laia Castel | laiascastel | |
| 28 | — |  | Astrum Space | Astrum | |
| 29 | 14 |  | Geofísica al descubierto | Geofísica al descubierto | |
| 30 | — |  | Sapiens | Radio Nacional | |
| 31 | — | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 32 | — | B | Best Known Method | Ethan Weiss | |
| 33 | — | A | Ajustes Creativos | Instituto Humanista de Psicoterapia Gestalt | |
| 34 | — | B | Blood Podcast | American Society of Hematology | |
| 35 | — |  | De Universiteit van Nederland Podcast | Universiteit van Nederland | |
| 36 | — | G | Grupo LICON | el podcast | |
| 37 | — | H | How This Is Building Me | How This Is Building Me | |
| 38 | — | H | Hematopoiesis: An ASH Trainee Council Production | American Society of Hematology | |
| 39 | — | I | ISTH Podcasts | International Society on Thrombosis and Haemostasis | |
| 40 | — | B | Becarios del misterio | Becarios del misterio | |
| 41 | 25 | C | CULTURA INTELECTUAL | Sergio Rangel | |
| 42 | 42 |  | The History of Chemistry | Steve Cohen | |
| 43 | 26 |  | Geo¿Qué?-El podcast | Emily Balderas | |
| 44 | 26 |  | People Who Read People: A Behavior and Psychology Podcast | Zachary Elwood | |
| 45 | 52 |  | BBC Inside Science | BBC Radio 4 | |
| 46 | 25 |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 47 | 54 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 48 | 28 | E | El universo y sus misterios | Física 64 | |
| 49 | 50 |  | Houston We Have a Podcast | National Aeronautics and Space Administration (NASA) | |
| 50 | 28 | E | Entre Hongos | Dra. Mariana Elizondo Zertuche, Dr. Efren Robledo Leal | |
| 51 | 26 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 52 | 7 |  | Short Wave | NPR | |
| 53 | 29 |  | A hombros de gigantes | Radio 5 | |
| 54 | — | S | Súper Interesante | Súper Interesante Grandes Documentales | |
| 55 | 26 |  | More or Less | BBC Radio 4 | |
| 56 | 29 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 57 | 31 |  | Science unscripted | DW | |
| 58 | 30 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 59 | — |  | Stories of Impact | Talkbox | |
| 60 | 30 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 61 | — | H | Háblame de Ciencia | Universidad de Guadalajara | |
| 62 | 30 |  | Science Friction | ABC listen | |
| 63 | — | C | Ciencia para leer | CSIC Divulga | |
| 64 | 27 | A | Antropología Social Y Cultural | Candelaria MORENO de OVIEDO | |
| 65 | 27 | E | Economics In Ten | Economics In Ten | |
| 66 | 33 |  | Living Planet | DW | |
| 67 | 32 | B | Boring History for Sleep | Velvet | |
| 68 | 32 | C | Ciencia Nuestra de cada Día - Cienciaes.com | Ángel Rodríguez Lozano | |
| 69 | 35 |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 70 | — | C | Ciencia EXtrema - Cienciaes.com | cienciaes.com | |
| 71 | — | A | Arquitectura sustentable. | Jesusivanbautista Chavezbautista | |
| 72 | 33 | L | La cueva del Topo | La cueva del Topo | |
| 73 | 33 |  | Alimento y salud | Radio 5 | |
| 74 | 33 | C | CardioSpaces | SeguraCardio | |
| 75 | 33 | C | Clube da Cardio Podcast | Clube da Cardio | |
| 76 | — | R | Reserva natural | Radio 5 | |
| 77 | — | W | Wissenschaftsmagazin | Schweizer Radio und Fernsehen (SRF) | |
| 78 | 35 | C | CardioCast | CVDSA | |
| 79 | 35 | T | The EMBO podcast | EMBO | |
| 80 | — | L | Living Planet – Der WWF Podcast | WWF Deutschland | |
| 81 | 34 | S | Sinapsis EMPodcast | Marco | |
| 82 | 34 |  | Lost Women of Science | Lost Women of Science | |
| 83 | 31 |  | Wissen Weekly | Spotify Studios | |
| 84 | 6 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 85 | 35 |  | The Great Simplification with Nate Hagens | Nate Hagens | |
| 86 | 33 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 87 | 29 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 88 | 3 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 89 | 20 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 90 | 22 | T | The Naked Scientists Podcast | The Naked Scientists | |
| 91 | 26 | S | Speaking of Psychology | American Psychological Association | |
| 92 | 35 |  | Neuroscience of Everything | Dr Nand Muley, Ph.D. | |
| 93 | 29 | R | Radio Semilla | Radio Semilla | |
| 94 | 43 | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 95 | 39 |  | Speaking of Psychology | American Psychological Association | |
| 96 | 37 | P | PSM Psicología & Salud Mental | Rod Arriola | |
| 97 | 34 |  | Curiosity Weekly | Discovery | |
| 98 | 17 | N | New Books in Science | New Books Network | |
| 99 | 33 |  | This Week in Virology | Vincent Racaniello | |
| 100 | 38 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
