| 1 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 2 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 3 | — | N | National Geographic en Español | Aftersight | |
| 4 | 1 |  | Materia Oscura | ABC | |
| 5 | 25 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 6 | 2 | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 7 | 7 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 8 | 13 |  | La Science, CQFD | France Culture | |
| 9 | 154 |  | Das Wissen | SWR | SWR | |
| 10 | — |  | Science In Action | BBC World Service | |
| 11 | 36 | R | Rádio SBOT | Rádio SBOT | |
| 12 | 107 | W | Women in Science | British Council Brasil | |
| 13 | 9 |  | Science Vs | Spotify Studios | |
| 14 | 10 |  | TEDTalks Ciencia y Medicina | TED | |
| 15 | — |  | Ondertussen in de kosmos | de Volkskrant | |
| 16 | 108 |  | Serendipias | SER Podcast | |
| 17 | — |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 18 | — | Á | Átomos y Bits | Agencia EFE | |
| 19 | 17 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 20 | 9 | C | Cienciaes.com | cienciaes.com | |
| 21 | 8 | L | La Ciencia Pop | Gabriel León | |
| 22 | 14 |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 23 | 28 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 24 | 18 | К | Космос | Студия Red Barn | |
| 25 | 8 |  | A hombros de gigantes | Radio 5 | |
| 26 | 16 | L | La Ciencia de A Vivir | Cadena SER | |
| 27 | 12 |  | From First Principles | Lester Nare and Krishna Choudhary | |
| 28 | 21 |  | The Marginal Revolution Podcast | Mercatus Center at George Mason University | |
| 29 | 20 | A | Astronomía y algo más | Ricardo Garcia | |
| 30 | 20 | T | The Antigen | Pfizer | |
| 31 | 11 |  | BBC Inside Science | BBC Radio 4 | |
| 32 | 134 |  | NRC Onbehaarde Apen | NRC | |
| 33 | — |  | Deep Seed - Regenerative Agriculture | Raphael Esterhazy | |
| 34 | — | I | I+Verde | Radio Intereconomía | |
| 35 | 4 | Á | Ático Primera con Laia Castel | laiascastel | |
| 36 | 26 |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 37 | 18 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 38 | 6 |  | Espacio en blanco | Radio Nacional | |
| 39 | — | I | International IVF Initiative Podcast | The International IVF Initiative | |
| 40 | 7 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 41 | 25 | H | Historia de la humanidad | Yerson Herrera Borja | |
| 42 | 24 |  | Discovery | BBC World Service | |
| 43 | 31 |  | Palabra Plena, con Gabriel Rolón | Infobae | |
| 44 | 15 |  | The Michael Shermer Show | Michael Shermer | |
| 45 | — | M | Mundo Ciencia | RFI Español | |
| 46 | — | O | On refait la planète | RTL | |
| 47 | — | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 48 | 23 | S | Social Protection Podcast | socialprotection.org | |
| 49 | 23 |  | Palique Divulgativo | Palique Divulgativo | |
| 50 | 11 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 51 | — | C | CONCIENCIA Y TECNOLOGÍA | La Pedagógica Radio | |
| 52 | — | C | Cryptography FM | Symbolic Software | |
| 53 | — |  | محركات | Sky News Arabia سكاي نيوز عربية | |
| 54 | 35 |  | Short Wave | NPR | |
| 55 | 36 |  | Radiolab | WNYC Studios | |
| 56 | 12 |  | Speaking of Psychology | American Psychological Association | |
| 57 | 34 | A | A Neuroscientist Explains | The Guardian | |
| 58 | 23 | T | The Conversation Júnior | The Conversation España | |
| 59 | 23 | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 60 | 23 | L | Les idées larges | ARTE Radio | |
| 61 | 34 |  | Science Friday | Science Friday and WNYC Studios | |
| 62 | 34 | T | Talks On Psychoanalysis | International Psychoanalytical Association | |
| 63 | 13 |  | La Conversation scientifique | France Culture | |
| 64 | 22 | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 65 | — |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 66 | 32 |  | More or Less | BBC Radio 4 | |
| 67 | 14 | P | Podcast Agricultura | Olmo Axayacatl | |
| 68 | 30 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 69 | 15 | P | Podcast Ladera Sur - Inspirados por la Naturaleza | Ladera Sur | |
| 70 | 30 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 71 | 30 | P | Podcasts de Física | fisicapodcasts | |
| 72 | 16 |  | Fallo de sistema | Radio 3 | |
| 73 | 28 |  | Podcast de la División de Anestesiología UC | Maximiliano Zamora H. | |
| 74 | 31 | P | Podcast Desde el Sur: explorando el Cosmos | Ricardo Sánchez | |
| 75 | 29 |  | Science Magazine Podcast | Science Magazine | |
| 76 | 28 | S | Súper Interesante | Súper Interesante Grandes Documentales | |
| 77 | 28 | P | Planeta Caracol | Caracol Pódcast | |
| 78 | 26 |  | Ologies with Alie Ward | Alie Ward | |
| 79 | 16 |  | Órbita Laika. El podcast | RNE Audio | |
| 80 | 16 | S | Shots de Ciencia | Shots de Ciencia | |
| 81 | 16 |  | Drilled | Critical Frequency | |
| 82 | 32 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 83 | 4 |  | Science Quickly | Scientific American | |
| 84 | — |  | Inner Cosmos with David Eagleman | iHeartPodcasts | |
| 85 | 12 | Q | Questions du soir : l'idée | France Culture | |
| 86 | 19 |  | You Are Not So Smart | You Are Not So Smart | |
| 87 | 29 | T | Traumacast | SBTO | |
| 88 | 29 |  | The Story Collider | Story Collider, Inc. | |
| 89 | 29 | U | Un podcast de ciencia | Un podcast de ciencia | |
| 90 | 29 |  | Science Weekly | The Guardian | |
| 91 | 25 |  | Oigamos la Respuesta-ICECU | Oigamos la Respuesta-ICECU | |
| 92 | 24 | B | Biólogo Henrique | Biólogo Henrique o Biólogo das Cobras | |
| 93 | 24 | O | Oscilador Armónico | OsciladorArmónico | |
| 94 | 23 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 95 | 25 | E | EADV Podcast | EADV | |
| 96 | 10 |  | Curious Cases | BBC Radio 4 | |
| 97 | 24 |  | The Quanta Podcast | Quanta Magazine | |
| 98 | 24 |  | Sidenote by AsapSCIENCE | AsapSCIENCE | |
| 99 | 24 |  | Babbage from The Economist | The Economist | |
| 100 | 23 | L | La Terre au carré | France Inter | |
