| 1 | — |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 2 | 1 |  | The Rest Is Science | Goalhanger | |
| 3 | 1 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 4 | 1 |  | Mándarax: ciencia en tu vida diaria | Sonoro | Leos y Alita | |
| 5 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 7 |  | Planet Em | Emily McDonald | |
| 7 | 1 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 8 | 2 |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 9 | 9 |  | BBC Inside Science | BBC Radio 4 | |
| 10 | 3 |  | Short Wave | NPR | |
| 11 | 5 |  | Radiolab | WNYC Studios | |
| 12 | 9 |  | Unexplainable | Vox | |
| 13 | 118 |  | The Common Descent Podcast | Common Descent | |
| 14 | 5 | L | La Ciencia Pop | Gabriel León | |
| 15 | 3 |  | Espacio en blanco | Radio Nacional | |
| 16 | 35 |  | Overheard at National Geographic | National Geographic | |
| 17 | 2 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 18 | 1 | E | El Explicador con Enrique Gánem | El Explicador de Enrique Gánem | |
| 19 | 79 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 20 | 6 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 21 | 2 |  | Science Weekly | The Guardian | |
| 22 | 39 |  | Quarks Daily | Quarks | |
| 23 | 6 | C | Cienciaes.com | cienciaes.com | |
| 24 | 149 |  | Das Wissen | SWR | SWR | |
| 25 | 1 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 26 | 48 |  | Materia Oscura | ABC | |
| 27 | 16 |  | Ologies with Alie Ward | Alie Ward | |
| 28 | 163 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 29 | 12 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 30 | — | T | The Rest Is Just Noise | Andrew Mitchell, Francesco Aletta, Tin Oberman | |
| 31 | 84 | S | Seducción Y Persuasión De Style Seduction Life | Alister A. García | |
| 32 | 16 |  | The Psychology Podcast | iHeartPodcasts | |
| 33 | 11 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 34 | — | M | MIT News | Massachusetts Institute of Technology (MIT) | |
| 35 | 15 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 36 | — | J | Jodisea Mundo Odiseas Documentales Podcast para dormir en Español Audio Libros Historia Niños+Adulto | Orbinea Studio | |
| 37 | — |  | Clinician's Brief: The Podcast | Clinician's Brief | |
| 38 | 131 |  | Astronomy Cast | Fraser Cain and Dr. Pamela Gay | |
| 39 | — |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 40 | — |  | Living Planet | DW | |
| 41 | — |  | The Numberphile Podcast | Brady Haran | |
| 42 | — | L | Les idées larges | ARTE Radio | |
| 43 | — | J | Judaísmo, cristianismo e islam | UNAM | |
| 44 | — | P | Podcast Desde el Sur: explorando el Cosmos | Ricardo Sánchez | |
| 45 | — | L | La Estadística En Casos Reales | vivian andrea yepes castañeda | |
| 46 | — | A | Alcanzando el Conocimiento | Alcanzando el Conocimiento | |
| 47 | — |  | Stars, Cells, and God | Reasons to Believe | |
| 48 | — |  | Bugs Need Heroes | BugsNeedHeroes | |
| 49 | — | J | J-PAL Voices | Abdul Latif Jameel Poverty Action Lab (J-PAL) | |
| 50 | — |  | Discovery to Recovery | Society of Economic Geologists | |
| 51 | 22 |  | Psychiatry & Psychotherapy Podcast | David Puder, M.D. | |
| 52 | 25 |  | Science Vs | Spotify Studios | |
| 53 | 25 | ¿ | ¿Y si todo esto es mentira? | Vero Teigeiro | |
| 54 | 28 |  | Babbage from The Economist | The Economist | |
| 55 | 70 | U | Una voz, una ciencia | Una voz, una ciencia | |
| 56 | 26 |  | Crónicas del Antropoceno | Museo de Ciencias Ambientales de la Universidad de Guadalajara | |
| 57 | 121 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 58 | 28 | R | reforma.com - Benchmark con Jorge A. Meléndez | reforma.com | |
| 59 | 24 |  | SAPIENS: A Podcast for Everything Human | SAPIENS | |
| 60 | 28 | P | Podcasts de Física | fisicapodcasts | |
| 61 | 15 |  | New Books in Psychoanalysis | Marshall Poe | |
| 62 | 18 | P | Parque Explora | Parque Explora | |
| 63 | 14 | T | The Hematologist | The Hematologist | |
| 64 | 25 | R | Radio Semilla | Radio Semilla | |
| 65 | 25 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 66 | 29 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 67 | 25 |  | The History of Chemistry | Steve Cohen | |
| 68 | 23 | M | Math & Physics Podcast | Parker Levesque, Rayhan Walia | |
| 69 | 1 |  | The Michael Shermer Show | Michael Shermer | |
| 70 | 94 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 71 | 23 |  | Rare Earth | BBC Radio 4 | |
| 72 | — | E | Enracinés | Récits de nature | Théâtre du Renard | |
| 73 | — |  | In Defense of Plants Podcast | In Defense of Plants | |
| 74 | 22 |  | Particles of Thought | GBH | |
| 75 | 22 |  | Life List: A Birding Podcast | George Armistead, Alvaro Jaramillo, and Mollee Brown | |
| 76 | 22 | R | Relatively Prime: Stories from the Mathematical Domain | ACMEScience | |
| 77 | 22 |  | Alimento y salud | Radio 5 | |
| 78 | 22 | M | My Favorite Theorem | Kevin Knudson & Evelyn Lamb | |
| 79 | 22 | N | NETfrix - Network Science Podcast | Asaf Shapira | |
| 80 | 16 |  | Aha! Zehn Minuten Alltags-Wissen | WELT | |
| 81 | 48 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 82 | 4 |  | Discovery | BBC World Service | |
| 83 | 12 |  | Breaking Math Podcast | Autumn Phaneuf | |
| 84 | 50 | C | Conversemos de astronomía | Juan Carlos Beamin | |
| 85 | 49 |  | A hombros de gigantes | Radio 5 | |
| 86 | 43 |  | Science Friday | Science Friday and WNYC Studios | |
| 87 | 40 |  | Outrage + Optimism: The Climate Podcast | Persephonica and Global Optimism | |
| 88 | 21 | L | Los Dioses de la IA | Básico.fm | |
| 89 | 51 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 90 | 22 |  | The Joy of Why | Steven Strogatz, Janna Levin and Quanta Magazine | |
| 91 | 33 | T | Trás los pasos de Santa Hildegarda de Bingen | JuanDiegoNetwork.com | |
| 92 | 106 | A | Astronomía y algo más | Ricardo Garcia | |
| 93 | 31 |  | The Origins Podcast with Lawrence Krauss | Lawrence M. Krauss | |
| 94 | 35 | Á | Ático Primera con Laia Castel | laiascastel | |
| 95 | 45 |  | Shocked | UChicago Institute for Climate and Sustainable Growth, Michael Greenstone, Amy Harder | |
| 96 | 20 | A | Antifragil Podcast | Omar Enfedaque & Tribal Uri | |
| 97 | 66 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 98 | 33 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 99 | 21 | D | Derecho Civil | Concepción Aguirre canela | |
| 100 | — |  | CrowdScience | BBC World Service | |
