| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | — |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 3 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 4 | 2 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 5 | 6 | L | La Ciencia Pop | Gabriel León | |
| 6 | 3 |  | The Rest Is Science | Goalhanger | |
| 7 | 1 |  | Short Wave | NPR | |
| 8 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 9 | 1 |  | Radiolab | WNYC Studios | |
| 10 | 2 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 11 | 13 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 12 | 4 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 13 | 2 |  | Materia Oscura | ABC | |
| 14 | 4 |  | TED Talks Science and Medicine | TED | |
| 15 | 6 |  | Ologies with Alie Ward | Alie Ward | |
| 16 | 9 |  | Unexplainable | Vox | |
| 17 | 15 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 18 | 35 |  | Science Vs | Spotify Studios | |
| 19 | 24 |  | Chemistry For Your Life | Melissa and Jam, Bleav | |
| 20 | 27 |  | Overheard at National Geographic | National Geographic | |
| 21 | — |  | Espacio en blanco | Radio Nacional | |
| 22 | 9 |  | Science Friday | Science Friday and WNYC Studios | |
| 23 | 56 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 24 | 35 | L | Los Dioses de la IA | Básico.fm | |
| 25 | 53 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 26 | 6 | ¿ | ¿Y si todo esto es mentira? | Vero Teigeiro | |
| 27 | 10 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 28 | 9 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 29 | 82 |  | Universe Today Podcast | Fraser Cain | |
| 30 | 142 |  | Why This Universe? | Dan Hooper, Shalma Wegsman | |
| 31 | 153 | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 32 | 18 |  | Nature Podcast | Springer Nature Limited | |
| 33 | 135 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 34 | 161 | C | Choses à Savoir SCIENCES | Choses à Savoir | |
| 35 | — |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 36 | 92 | V | Volvámonos Verdes | VV Podcast | |
| 37 | 113 |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 38 | 135 | L | La Esfera Celeste Astronomía | Pep Campàs | |
| 39 | — | L | Le billet sciences | franceinfo | |
| 40 | 18 |  | A hombros de gigantes | Radio 5 | |
| 41 | 16 |  | Horóscopos y Astrología con Ricardo Villalobos | Ricardo Villalobos | |
| 42 | — |  | WEAPONIZED with Jeremy Corbell & George Knapp | Jeremy Corbell and George Knapp | |
| 43 | 20 | Á | Átomos y Bits | Agencia EFE | |
| 44 | — | C | Ciencias Espaciales UNAM | Ciencias Espaciales UNAM | |
| 45 | 19 | C | Catástrofe ultravioleta | elDiario.es | |
| 46 | — | E | Esto no ha pasado | Onda Cero Podcast | |
| 47 | 20 | E | El Método | Luis Quevedo / CUONDA | |
| 48 | 20 |  | The Human Progress Podcast | HumanProgress.org | |
| 49 | — | I | Internacional con Ñ | Internacional con Ñ | |
| 50 | — |  | The Social-Engineer Podcast | Social-Engineer, LLC | |
| 51 | — |  | Brain Inspired | Paul Middlebrooks | |
| 52 | — | M | Materia absurda | Onda Cero Podcast | |
| 53 | — |  | Evolução Molecular ( Oparin E Haldane) | Luca Pinheiro Maciel Santos | |
| 54 | — | M | Master Class con Juan Luis Arsuaga | OndaCero | |
| 55 | 26 | C | Cienciaes.com | cienciaes.com | |
| 56 | 37 | E | El Explicador con Enrique Gánem | El Explicador de Enrique Gánem | |
| 57 | 27 |  | Brain Science with Ginger Campbell, MD: Neuroscience for Everyone | Ginger Campbell, MD | |
| 58 | 24 | R | reforma.com - Benchmark con Jorge A. Meléndez | reforma.com | |
| 59 | 23 |  | BBC Inside Science | BBC Radio 4 | |
| 60 | 25 |  | Planet Em | Emily McDonald | |
| 61 | 21 | E | El sueño de Laika | JuanMa Parrondo | |
| 62 | 25 | S | Sociología y Algoritmos | Joaco Chervero | |
| 63 | 18 | W | What The Duck?! | ABC | |
| 64 | 31 | B | Biología Celular | Onda Electromagnética | |
| 65 | 34 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 66 | 7 | Á | Ático Primera con Laia Castel | laiascastel | |
| 67 | 28 | A | Anatomía del Doc Landero | Dr. César Landero Soberano | |
| 68 | 13 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 69 | 31 |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 70 | 29 | ¿ | ¿De qué hablamos cuando hablamos de género? | UNAM | |
| 71 | 29 | C | Ciencia y Datos Curiosos | Eduardo Lemus | |
| 72 | 28 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 73 | 27 |  | Opinionated History of Mathematics | Intellectual Mathematics | |
| 74 | 29 |  | Neuroscience: Amateur Hour | Neuroscience: Amateur Hour | |
| 75 | 27 |  | Proxy with Yowei Shaw | Y3 Productions | |
| 76 | 27 | A | Astronomía | Martin Ostios Arias | |
| 77 | 27 | C | Casos misteriosos de las sirenas. | Jeapsi Renata Barcenas Mendoza 402 | |
| 78 | 27 | T | The Universe Speaks in Numbers | Faber and Faber | |
| 79 | 27 |  | World’s Wildest: Tales of Earth’s Most Extreme Creatures | Maya Higa & Connor O'Brien | |
| 80 | 23 |  | TheThinkingAtheist | The Thinking Atheist | |
| 81 | 3 |  | Making Sense with Sam Harris | Sam Harris | |
| 82 | 28 |  | Science Weekly | The Guardian | |
| 83 | 7 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 84 | 14 | E | Entrevoces | El Colegio de San Luis | |
| 85 | 11 |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 86 | 24 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 87 | 26 |  | The Nature Of with Willow Defebaugh | Atmos | |
| 88 | 19 |  | The History of Chemistry | Steve Cohen | |
| 89 | 29 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 90 | 13 |  | Unexpected Elements | BBC World Service | |
| 91 | 16 |  | Noosfera | La Razón | |
| 92 | 29 | E | Entre Hongos | Dra. Mariana Elizondo Zertuche, Dr. Efren Robledo Leal | |
| 93 | 10 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 94 | 43 | E | El Explicador Sitio Oficial | Enrique Ganem Sitio Oficial | |
| 95 | 30 | L | Let's Talk Micro | Luis Plaza | |
| 96 | 38 |  | More or Less | BBC Radio 4 | |
| 97 | 30 | S | Shots de Ciencia | Shots de Ciencia | |
| 98 | 30 | L | L'oreille mathématique | Institut Henri Poincaré | |
| 99 | 28 | R | Rompiendo Esquemas | Rompiendo Esquemas | |
| 100 | 28 | T | The Life Of The Mind by Steven Pinker | This Is 42 | |
