| 1 | — |  | Ciência Suja | Ciência Suja | |
| 2 | — | N | Naruhodo | B9, Naruhodo, Ken Fujioka, Altay de Souza | |
| 3 | — |  | Os três elementos | Os três elementos / TocaCast | |
| 4 | 3 |  | Horizonte de Eventos | Sérgio Sacani Sancevero | |
| 5 | 1 | C | Ciência Sem Fim | Estúdios Flow | |
| 6 | 3 |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 7 | 3 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 8 | 2 |  | Radiolab | WNYC Studios | |
| 9 | 4 |  | Ta de Clinicagem | TdC | |
| 10 | 2 | C | Culpa do Cérebro | Andrei Mayer de Oliveira | |
| 11 | 11 | G | Geopolítica com o Paulo Filho | paulo roberto da silva gomes filho | |
| 12 | 19 | F | FarmaCast | FarmaCast | |
| 13 | 2 | I | InfectoCast | InfectoCast | |
| 14 | 102 | A | Astrum Podcast | Dennis Ariel | Astrum Brasil | |
| 15 | 3 | O | O Haiti é também aqui | O Haiti é também aqui | |
| 16 | 5 |  | The Rest Is Science | Goalhanger | |
| 17 | 3 | A | Alô, Ciência? | Alô, Ciência? | |
| 18 | 9 |  | Os Caminhos de Niéde Guidon | B9 | |
| 19 | 79 |  | The Climate Question | BBC World Service | |
| 20 | 3 | O | O Tempo Virou | Giovanna Nader | |
| 21 | 3 | A | Astronomia em Meia Hora | AGÊNCIA DE PODCAST | |
| 22 | 67 | O | Olavo Tem Razão | Kaiser Guilherme | |
| 23 | 16 | B | Brazil UFO | Brazil UFO | |
| 24 | — | I | Ideas of India | Mercatus Center at George Mason University | |
| 25 | — |  | The Supermassive Podcast | The Royal Astronomical Society | |
| 26 | 2 |  | Google DeepMind: The Podcast | Hannah Fry | |
| 27 | 24 | D | Direito e Economia | Ana Frazão | |
| 28 | 87 |  | La Science, CQFD | France Culture | |
| 29 | 169 | A | Antropocast: navegando pela Antropologia | Fred Lucio | |
| 30 | 17 |  | Geografia em Meia Hora | Educação em Meia Hora | |
| 31 | 12 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 32 | 14 |  | Ask MIT Climate | MIT Climate Project | |
| 33 | 47 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 34 | 11 | S | Sinapse | Ciência Todo Dia | |
| 35 | 90 | A | Astronomia e Astronáutica | Florisberto | |
| 36 | 20 |  | BBC Inside Science | BBC Radio 4 | |
| 37 | 4 | V | Vedanta Cast | Jonas Masetti | |
| 38 | 25 | F | Fisicast | Fisicast | |
| 39 | 28 |  | Science In Action | BBC World Service | |
| 40 | 79 |  | Unexplainable | Vox | |
| 41 | 154 |  | The Skeptics' Guide to the Universe | Dr. Steven Novella | |
| 42 | 48 | E | Escola de Intensiva | Uti.papers | |
| 43 | 23 | I | Inteligência Emocional • O Podcast | Paulo Moreira | |
| 44 | — |  | Planetary Radio: Space Exploration, Astronomy and Science | The Planetary Society | |
| 45 | 24 | B | Boring History for Sleep | Velvet | |
| 46 | 21 | Z | Zoo Lógico | Agência de Podcast | |
| 47 | 66 |  | Ologies with Alie Ward | Alie Ward | |
| 48 | 104 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 49 | 23 |  | Biologia em Meia Hora | Educação em Meia Hora | |
| 50 | 67 | N | New Books in Science, Technology, and Society | New Books Network | |
| 51 | 136 |  | Das Wissen | SWR | SWR | |
| 52 | 94 |  | From First Principles | Krishna Choudhary and Lester Nare | |
| 53 | 119 |  | SpaceTime with Stuart Gary | Stuart Gary | |
| 54 | 143 |  | Unbiased Science | @unbiasedscipod | |
| 55 | — | A | American Journal of Psychiatry Audio | American Journal of Psychiatry | |
| 56 | — | B | Biophilia fm | Biophiliafm | |
| 57 | — |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 58 | 3 |  | Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas | Sean Carroll | |
| 59 | — |  | Skeptoid | Brian Dunning | |
| 60 | — |  | Prognosis: Misconception | Bloomberg | |
| 61 | — |  | Dharma Lab | Dharma Lab | |
| 62 | — |  | This Week in Virology | Vincent Racaniello | |
| 63 | — | L | La Brújula de la Ciencia | Alberto Aparici | |
| 64 | — |  | Crash Course Pods: The Universe | Crash Course Pods, Complexly | |
| 65 | — | A | Adaptation to Climate Change | Cambridge University | |
| 66 | — |  | The Cartesian Cafe | Timothy Nguyen | |
| 67 | — | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
| 68 | — | A | Astro Podcast | Astro Podcast | |
| 69 | — | B | Biophilic Solutions: Nature Has the Answers | Serenbe Media Network | |
| 70 | — | P | Podcast Radio Skylab | radioskylab_es | |
| 71 | 8 |  | Geopop - Le Scienze nella vita di tutti i giorni | Geopop | |
| 72 | 44 |  | Curious Cases | BBC Radio 4 | |
| 73 | 35 |  | This Week in Cardiology | Medscape | |
| 74 | 34 | S | SolloCast - O Podcast do SolloAgro | SolloAgro | |
| 75 | 43 |  | The Psychology Podcast | iHeartPodcasts | |
| 76 | 47 | T | Torpor | Apneia Conteúdo | |
| 77 | 39 | P | Psicologia | Lara Marcela Bertasso | |
| 78 | 1 | P | PQU Podcast | PQU Podcast | |
| 79 | 45 | C | Ciclo Rural - O podcast da pecuária | Fernanda Olívia Borges Oliveira | |
| 80 | 27 | D | DozeCast - Cardiologia | Doze Por Oito | |
| 81 | 46 | A | A Terra é redonda (mesmo) | revista piauí | |
| 82 | 52 | U | Uro Prática | Uro-Oncologia Prática | |
| 83 | 46 | ![Cosmosis [Formerly The UFO Rabbit Hole]](https://is1-ssl.mzstatic.com/image/thumb/Podcasts211/v4/6e/50/4f/6e504f3a-5967-0f9a-1858-77a5f070b7d4/mza_10360255510263335732.jpeg/100x100bb.jpg) | Cosmosis [Formerly The UFO Rabbit Hole] | Kelly Chase & Jay Christopher King | |
| 84 | 48 |  | The Behavioral Data Science Podcast | David J. Cox and Jacob Sosine | |
| 85 | 44 |  | A Question of Science | The Francis Crick Institute | |
| 86 | 44 | N | Nefropapers | Nefropapers | |
| 87 | 44 | T | The Dissenter | Ricardo Lopes | |
| 88 | 44 |  | Programa O Homem e a Terra - IDR-Paraná | Programa de rádio diário | |
| 89 | 44 | C | Cientistas do Brasil que você precisa conhecer | Nexo | |
| 90 | 43 |  | Between a Rocket & a Hard Space | International Space Station (ISS) National Laboratory | |
| 91 | 43 | � | 🇨🇦 The Swine it Podcast Show Canada | Wisenetix | |
| 92 | 43 | S | See See by Ceci | Dr. Cecilia Ponce Rivera | |
| 93 | 43 | S | Space4U | Space Foundation | |
| 94 | 23 |  | Short Wave | NPR | |
| 95 | 41 | C | continuamente | infinitamente | |
| 96 | 18 |  | Making Sense with Sam Harris | Sam Harris | |
| 97 | 41 | C | ConsCiência Política | Revista Brasileira de Ciência Política | |
| 98 | 36 |  | The Quanta Podcast | Quanta Magazine | |
| 99 | 30 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 100 | 42 | 1 | 15 Minutos em Emergência - Manole Educação | Manole | |
