| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | 4 |  | The Rest Is Science | Goalhanger | |
| 3 | 1 |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 4 | 82 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 5 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 6 | 6 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 7 | 102 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 8 | 18 | ¿ | ¿Y si todo esto es mentira? | Vero Teigeiro | |
| 9 | 147 |  | Babbage from The Economist | The Economist | |
| 10 | 64 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 11 | 5 |  | Unexplainable | Vox | |
| 12 | 9 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 13 | 8 | L | La Ciencia Pop | Gabriel León | |
| 14 | 67 |  | Making Sense with Sam Harris | Sam Harris | |
| 15 | 9 | L | Los Dioses de la IA | Básico.fm | |
| 16 | 6 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 17 | 13 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 18 | 3 |  | Ologies with Alie Ward | Alie Ward | |
| 19 | — |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 19 | 40 |  | BBC Inside Science | BBC Radio 4 | |
| 20 | — |  | Overheard at National Geographic | National Geographic | |
| 20 | 7 |  | Materia Oscura | ABC | |
| 21 | — |  | Discovery | BBC World Service | |
| 22 | 72 | E | El Explicador Sitio Oficial | Enrique Ganem Sitio Oficial | |
| 23 | 73 |  | More or Less | BBC Radio 4 | |
| 24 | 13 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 25 | 100 |  | The Wild with Chris Morgan | KUOW News and Information | |
| 26 | 34 |  | Planet Em | Emily McDonald | |
| 27 | 34 | E | El sueño de Laika | JuanMa Parrondo | |
| 28 | — | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 28 | 21 |  | Short Wave | NPR | |
| 29 | — |  | The Quanta Podcast | Quanta Magazine | |
| 30 | 43 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 31 | — |  | Pale Blue Pod | Multitude | |
| 31 | 71 | A | Animales Asombrosos | HUGO.FM | |
| 32 | 97 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 33 | — | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 33 | 16 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 34 | — | T | The Language Neuroscience Podcast | Stephen M. Wilson | |
| 35 | — | A | Aboga&Cia - Tertulia Jurídica - Podcast de Derecho | Ángel Seisdedos | |
| 36 | — |  | All In The Mind | ABC | |
| 36 | — | V | Volvámonos Verdes | VV Podcast | |
| 37 | 7 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 38 | — |  | This Week in Neuroscience | Vincent Racaniello | |
| 38 | — | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 39 | — | L | Le billet sciences | franceinfo | |
| 39 | — | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 40 | — |  | Great Mysteries of Physics | The Conversation | |
| 41 | 10 |  | Brain Inspired | Paul Middlebrooks | |
| 41 | — |  | Horóscopos y Astrología con Ricardo Villalobos | Ricardo Villalobos | |
| 42 | — |  | Prognosis: Misconception | Bloomberg | |
| 43 | 9 | M | Materia absurda | Onda Cero Podcast | |
| 44 | — | C | Ciencias Espaciales UNAM | Ciencias Espaciales UNAM | |
| 44 | — | 化 | 化石老蕭說故事 | 化石先生 | |
| 45 | — | E | Emprendimiento Espontaneo | EmprendimientoEspontaneo | |
| 45 | — | C | Catástrofe ultravioleta | elDiario.es | |
| 46 | 9 | C | Cienciaes.com | cienciaes.com | |
| 46 | — | E | Esto no ha pasado | Onda Cero Podcast | |
| 47 | 9 | E | El Explicador con Enrique Gánem | El Explicador de Enrique Gánem | |
| 48 | — |  | The Human Progress Podcast | HumanProgress.org | |
| 48 | 26 |  | Science Friday | Science Friday and WNYC Studios | |
| 49 | 40 |  | Radiolab | WNYC Studios | |
| 49 | — | I | Internacional con Ñ | Internacional con Ñ | |
| 50 | — |  | The Social-Engineer Podcast | Social-Engineer, LLC | |
| 50 | 29 |  | Espacio en blanco | Radio Nacional | |
| 51 | 99 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 51 | — | C | CARDIOSÍNTESIS PODCAST | CARDIOSINTESIS PODCAST | |
| 52 | 34 |  | Science Vs | Spotify Studios | |
| 53 | — |  | Evolução Molecular ( Oparin E Haldane) | Luca Pinheiro Maciel Santos | |
| 53 | 12 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 54 | — | B | Biología de Tranquis | Nico Palanca | |
| 54 | — | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 54 | 49 |  | The Michael Shermer Show | Michael Shermer | |
| 55 | 14 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 56 | 29 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 57 | 43 |  | TED Talks Science and Medicine | TED | |
| 58 | 74 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 59 | 9 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 60 | 108 | E | Exaterrestre, con Alain Luna | Exa CDMX | |
| 61 | — |  | Robert Sapolsky | Father-Offspring Interviews | Robert Sapolsky | |
| 62 | 44 | B | Bacteriófagos | Carmela García Doval | |
| 63 | 17 |  | TheThinkingAtheist | The Thinking Atheist | |
| 63 | — | W | What The Duck?! | ABC | |
| 64 | 18 |  | Science Weekly | The Guardian | |
| 65 | 1 | Á | Ático Primera con Laia Castel | laiascastel | |
| 66 | 43 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 67 | 56 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 68 | 21 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 69 | 16 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 70 | 22 | E | Entre Hongos | Dra. Mariana Elizondo Zertuche, Dr. Efren Robledo Leal | |
| 70 | — | ¿ | ¿De qué hablamos cuando hablamos de género? | UNAM | |
| 71 | 16 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 72 | 32 |  | A hombros de gigantes | Radio 5 | |
| 72 | — |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 73 | 30 | Á | Átomos y Bits | Agencia EFE | |
| 74 | 21 | L | Let's Talk Micro | Luis Plaza | |
| 75 | 24 | R | Rompiendo Esquemas | Rompiendo Esquemas | |
| 76 | — | A | Astronomía | Martin Ostios Arias | |
| 76 | — | P | Podcast de Ganadería Regenerativa | Daniel Suarez Castillo | |
| 77 | 11 |  | The History of Chemistry | Steve Cohen | |
