| 1 | — | A | Alô, Ciência? | Alô, Ciência? | |
| 2 | — |  | Radiolab | WNYC Studios | |
| 3 | — | O | Oxigênio Podcast | Oxigênio Podcast | |
| 4 | — | D | Dragões de Garagem | Luciano Queiroz & Lucas Marques | |
| 5 | 5 | M | MetaCast | Meta-Analysis Academy | |
| 6 | 35 | C | Ciclo Rural - O podcast da pecuária | Fernanda Olívia Borges Oliveira | |
| 7 | 2 |  | The Science of Everything Podcast | James Fodor | |
| 8 | 2 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 9 | 2 | S | SolloCast - O Podcast do SolloAgro | SolloAgro | |
| 10 | 2 | E | eanCast: Weekly Neurology | ean.org | |
| 11 | 4 |  | Robinson's Podcast | Robinson Erhardt | |
| 12 | 1 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 13 | 1 | Q | Questão Ambiental E Suas Características | ana beatriz barbosa | |
| 14 | 5 |  | The Michael Shermer Show | Michael Shermer | |
| 15 | 56 | S | Stimulating Brains | Andreas Horn | |
| 16 | 6 |  | The Common Descent Podcast | Common Descent | |
| 17 | 3 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 18 | 98 | S | SETI Live | SETI Institute | |
| 19 | 6 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 20 | — | H | History of the Earth | Richard I. Gibson | |
| 21 | 11 | D | DiscoScienza di Andrea Bellati | Andrea Bellati & VOIS | |
| 22 | 6 |  | Brain Inspired | Paul Middlebrooks | |
| 23 | 6 | L | La Ciencia Pop | Gabriel León | |
| 24 | 6 |  | UFO Chronicles Podcast | Nik Hunter | |
| 25 | 4 | A | Astrologia, Mapa Astral, Signos e Horóscopo com Saimagos | J M Saimagos | |
| 26 | 7 |  | The Science Show | ABC | |
| 27 | 7 |  | BrainStuff | iHeartPodcasts | |
| 28 | 49 | F | Fundecitrus Podcast | Fundecitrus | |
| 29 | 77 | C | Circulation: Arrhythmia and Electrophysiology On the Beat | Paul J. Wang, MD | |
| 30 | 5 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 31 | 7 | C | CBN Meio Ambiente e Sustentabilidade - Marco Bravo | Rádio CBN Vitória | |
| 32 | 9 | A | A Química das Coisas | Science Office | |
| 33 | 1 | O | Oil & Gas Journal ReEnterprised | Endeavor Business Media | |
| 34 | 1 | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 35 | 7 | T | The Paranormal Experience | The Paranormal Experience Team | |
| 36 | 10 | 1 | 1 Minuto de Astronomia | Science Office | |
| 37 | 10 | ヴ | ヴォイニッチの科学書 | くりらじ | |
| 38 | 10 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 39 | 10 | A | Agrotempo | Jornal O TEMPO | |
| 40 | — |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 41 | 2 | C | Café com Neuropsicologia | Café Com Neuropsicologia | |
| 42 | 12 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 43 | 12 | D | Don't Panic Geocast | John Leeman and Shannon Dulin | |
| 44 | 11 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 45 | 9 | そ | そんない理科の時間 | そんないプロジェクト | |
| 46 | 9 | Ö | Ö1 Wissen aktuell | ORF Ö1 | |
| 47 | 9 | F | Forma De Aprender Inglês | Mateussl Santoslima | |
| 48 | 1 | W | Welt der Physik | Podcast | Welt der Physik | |
| 49 | 10 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 50 | 2 | E | Evolução, o Podcast | Biologia Evolutiva | |
| 51 | 7 | C | Canal Metrologia | Marlon | |
| 52 | 7 |  | Apes Among Us | NAWAC | |
| 53 | 6 | F | Felipe Marx | Breathwork | Felipe Marx | |
| 54 | 8 | Á | Áreas Contaminadas | Marcos Tanaka Riyis | |
| 55 | 7 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 56 | 6 |  | Outside/In | NHPR | |
| 57 | 6 | S | SertãoZOO | Paloma Machado | |
| 58 | 5 | P | PantaCast | Organização PantaCast | |
| 59 | 5 | V | Voyeur de Animais Coloridos | Voyeur de Animais Coloridos | |
| 60 | 5 | P | PUBLICAÇÕES DE AUXÍLIO A NAVEGAÇÃO | Santo dos Santos | |
| 61 | 5 |  | Ask a Spaceman! | Paul M. Sutter | |
| 62 | 5 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 63 | 5 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 64 | 5 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 65 | 5 | N | New Books in Science | New Books Network | |
| 66 | 5 | F | Forecast: climate conversations with Michael White | Michael White | |
| 67 | 1 |  | Manifold | Steve Hsu | |
| 68 | 1 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 69 | 7 | O | O Básico da Economia | O Básico da Economia | |
| 70 | 7 |  | Origin Stories | The Leakey Foundation | |
| 71 | 7 |  | Science unscripted | DW | |
| 72 | 7 | T | The Reality Check | The Reality Check | |
| 73 | 7 |  | Night Science | Itai Yanai & Martin Lercher | |
| 74 | 7 | P | Palaeocast | Palaeocast | |
| 75 | 5 | C | Cadeira Respiratoria - UESB | artur correia | |
| 76 | 4 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 77 | 4 | O | Os 5 Sentidos | Caroliny Timachi | |
| 78 | 4 | L | La Buhardilla 2.0 | La Buhardilla 2.0 | |
| 79 | — | B | Biologia | Biologia | |
| 80 | 5 | A | Aurora Boreal | Luane Silveira | |
| 81 | 5 | C | Ciência à Deriva Podcast | Carlos Eduardo Tolussi e Aline Dal Olio Gomes | |
| 82 | 4 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 83 | 3 | P | POD ANATOMIA | grupo fom | |
| 84 | 1 |  | The Numberphile Podcast | Brady Haran | |
| 85 | 4 | C | Ciência e Conservação - DesAbraçando Árvores | Fernando Lima e Miriam Perilli | |
| 86 | 4 | Y | Your Complex Brain | Krembil Brain Institute | |
| 87 | 3 | C | Ciencia Fresca - Cienciaes.com | Jorge Laborda y Ángel Rodríguez Lozano | |
| 88 | 1 | C | Cracking One Health | Sara Perestrelo | |
| 89 | 4 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 90 | 4 | M | Mind Escape | Mind Escape | |
| 91 | — | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 92 | 5 | R | Regina Matos | Regina Matos | |
| 93 | 5 |  | Farm Small Farm Smart | The Modern Grower Podcast Network | |
| 94 | 2 | T | The Immunology Podcast | The Immunology Podcast | |
| 95 | 2 | F | Florestal Brasil - Podcasts | Florestal Brasil | |
| 96 | 2 | E | Emily & Vicki's podcast "Truly Sustainable Sarasota." | Emily & Vicki | |
| 97 | 7 | C | Corinne Bailey Rae: The Heart Speaks in Whispers | audioBoom | |
| 98 | — | U | Universo paralelo | Universo Paralelo | |
| 99 | 3 |  | BirdNote Daily | BirdNote | |
| 100 | 5 |  | Main Engine Cut Off | Anthony Colangelo | |
