| 1 | — | F | Filosofía, Psicología, Historias | Hernán Melana | |
| 2 | — |  | Coffee Break: Señal y Ruido | Coffee Break: Señal y Ruido | |
| 3 | 22 |  | Science Vs | Spotify Studios | |
| 4 | 9 | L | La Ciencia de A Vivir | Cadena SER | |
| 5 | 36 |  | Jefillysh: Ciencia Simplificada | Carolina Jefillysh | |
| 6 | 25 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 7 | — | P | Podcast Ladera Sur - Inspirados por la Naturaleza | Ladera Sur | |
| 8 | 4 |  | The Science of Happiness | PRX and Greater Good Science Center | |
| 9 | 164 | A | Astronomía Autodidacta | Carlos Andres Carvajal Tascon | |
| 10 | 166 |  | The Astrophysics Podcast | Paul Duffell | |
| 11 | — | S | Supersónicos Anónimos | SupersónicosAnónimos | |
| 12 | 37 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 13 | 33 |  | Espacio en blanco | Radio Nacional | |
| 14 | — |  | Universo curioso de la NASA | National Aeronautics and Space Administration (NASA) | |
| 15 | — | P | Podcast de Juan Ramón Rallo | Juan Ramón Rallo | |
| 16 | 2 | C | CardioPODCAST | Sociedad Española de Cardiología | |
| 17 | 6 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 18 | 13 | Á | Ático Primera con Laia Castel | laiascastel | |
| 19 | 13 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 20 | 13 | C | Cryptography FM | Symbolic Software | |
| 21 | 13 |  | EL TEJIDO NERVIOSO | Diego Alejandro Bermudez | |
| 22 | 13 | C | Contabilidade Conectada | Contabilidade Conectada | |
| 23 | 14 |  | Ologies with Alie Ward | Alie Ward | |
| 24 | 8 |  | The Michael Shermer Show | Michael Shermer | |
| 25 | 22 | C | Cienciaes.com | cienciaes.com | |
| 26 | 6 |  | Radiolab | WNYC Studios | |
| 27 | 6 |  | Science Weekly | The Guardian | |
| 28 | 96 | S | Som de Chuva Para Dormir Rápido - Barulho de Chuva | carneiro | |
| 29 | 12 | L | La Ciencia Pop | Gabriel León | |
| 30 | 28 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 31 | 21 |  | Babbage from The Economist | The Economist | |
| 32 | 24 |  | The Life Scientific | BBC Radio 4 | |
| 33 | 24 | D | De Ignorancia Sí que Sé | Alberto Aparici | |
| 34 | 24 |  | This Week in Cardiology | Medscape | |
| 35 | 24 | L | Listen to Gynecologic Oncology | Gynecologic Oncology | |
| 36 | 9 | V | Vida Eterna. Respuestas desde la Ciencia | Dr. Manuel Sans Segarra | Dr. Manuel Sans Segarra | |
| 37 | 2 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 38 | 18 |  | Short Wave | NPR | |
| 39 | 43 |  | A Question of Science | The Francis Crick Institute | |
| 40 | 55 |  | Sapiens | Radio Nacional | |
| 41 | 64 |  | The Future of Everything | Stanford Engineering | |
| 42 | — | F | Focus | NPO Luister / NTR | |
| 43 | 90 | S | Seducción Y Persuasión De Style Seduction Life | Alister A. García | |
| 44 | 16 | A | Aparici en Órbita | Alberto Aparici | |
| 45 | 33 | R | Ruido de lluvia y truenos para dormir | Ruido de lluvia | |
| 46 | 32 |  | Emisor Cero | Proyecto CEELA + Podcastera.mx® | |
| 47 | 38 |  | Science Quickly | Scientific American | |
| 48 | 80 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 49 | — |  | Theories of Everything with Curt Jaimungal | Theories of Everything | |
| 50 | — |  | Materia Oscura | ABC | |
| 51 | 39 | M | Masaje Cerebral | Claudio H. Martínez y Andrés Cota H. | |
| 52 | 33 | R | Radio Semilla | Radio Semilla | |
| 53 | 50 |  | Navigating Neuropsychology | John Bellone & Ryan Van Patten - NavNeuro | |
| 54 | 71 | A | ASMR | ASMR | |
| 55 | — | M | Mi Última Neurona | Jessica Chomik-Morales | |
| 56 | — | B | Bajo las estrellas, una mirada al universo | joseluis | |
| 57 | — | A | Antropología Social Y Cultural | Candelaria MORENO de OVIEDO | |
| 58 | 34 |  | So Cultured Podcast | Liv Grant & Taz Shipley | |
| 59 | — |  | Let's Talk ID | Infectious Diseases Society of America (IDSA) | |
| 60 | 90 | C | CrowdScience | BBC World Service | |
| 61 | 129 | M | Mundo Ciencia | RFI Español | |
| 62 | 40 | S | Seismic Soundoff | Society of Exploration Geophysicists (SEG) | |
| 63 | — | S | Stroke Alert | Negar Asdaghi, MD, MSc, FRCPC, FAHA | |
| 64 | — |  | Mongabay Newscast | Mongabay.com | |
| 65 | — | E | En Movimiento | OIM- Organización Internacional para las Migraciones | |
| 66 | 43 |  | Serendipias | SER Podcast | |
| 67 | 37 |  | La Science, CQFD | France Culture | |
| 68 | 39 |  | The Climate Question | BBC World Service | |
| 69 | 43 |  | Making Sense with Sam Harris | Sam Harris | |
| 70 | 3 |  | The Resetter Podcast with Dr. Mindy | Dr. Mindy Pelz | |
| 71 | 44 |  | La Conversation scientifique | France Culture | |
| 72 | — | Q | Questions du soir : l'idée | France Culture | |
| 73 | 43 | L | Linguistics Behind the Scenes | Linguistics BTS | |
| 74 | 42 | L | La Brújula de la Ciencia | Alberto Aparici | |
| 75 | — | E | EADV Podcast | EADV | |
| 76 | 22 | P | PARSEC | Javier Atapuerca, Matías S. Zavia | |
| 77 | — | D | De cause à effets, le magazine de l'environnement | France Culture | |
| 78 | — | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 79 | — |  | El Fascinante Mundo De La Sociología. | Sofia Esquivel | |
| 80 | 8 |  | A hombros de gigantes | Radio 5 | |
| 81 | 33 |  | Mindfacts: Historia y futuro de la Ciencia y la Tecnología | Yes We Cast | |
| 82 | 44 |  | Heavy Mental | David, Javier y Miki | |
| 83 | 82 | N | NPLs Podcast | NPL | |
| 84 | 15 |  | Órbita Laika. El podcast | RNE Audio | |
| 85 | 52 |  | The Quanta Podcast | Quanta Magazine | |
| 86 | — | T | The Universe Speaks in Numbers | Faber and Faber | |
| 87 | 53 | H | hacarrasquilla | Hernando Abraham Carrasquilla | |
| 88 | — |  | LearningRadiology Video Podcasts | William Herring, MD, FACR | |
| 89 | 54 | A | Aprendiz de Bruja | Aprendiz de Bruja | |
| 90 | 54 | E | EL DENTISTA SOLITARIO | Alexia BRG | |
| 91 | 49 |  | Noosfera | La Razón | |
| 92 | 52 |  | Science In Action | BBC World Service | |
| 93 | 62 | B | Bildningspodden | Anekdot | |
| 94 | — |  | Behind the Scenes with Bryan | Bryan Ulrich | |
| 95 | 53 | S | SOMANDO | Ronan Wielewski Botelho | |
| 96 | 53 | D | Dentcast - O Podcast de dentista | Dentcast - O Podcast de dentista | |
| 97 | 53 | U | Ulises y la Ciencia - Cienciaes.com | cienciaes.com | |
| 98 | 43 |  | Science Magazine Podcast | Science Magazine | |
| 99 | 52 |  | The Rest Is Science | Goalhanger | |
| 100 | 3 |  | Aparici en Órbita | OndaCero | |
