| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | — | A | Alô, Ciência? | Alô, Ciência? | |
| 3 | 7 | O | Oxigênio Podcast | Oxigênio Podcast | |
| 4 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 5 | 20 |  | Origin Stories | The Leakey Foundation | |
| 6 | 110 | A | A Evolução Das Plantas - Das Algas Às Angiospermas | ariele pardo | |
| 7 | 4 |  | Ask MIT Climate | MIT Climate Project | |
| 8 | 3 | ( | (don't) Waste Water! | Water Tech to Solve the World | Antoine Walter | |
| 9 | 3 | S | SolloCast - O Podcast do SolloAgro | SolloAgro | |
| 10 | 3 | C | Ciclo Rural - O podcast da pecuária | Fernanda Olívia Borges Oliveira | |
| 11 | 3 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 12 | 3 | A | A Química das Coisas | Science Office | |
| 13 | — | D | Dragões de Garagem | Luciano Queiroz & Lucas Marques | |
| 14 | 3 | D | Dr. Bruce Damer's Levity Zone | Dr. Bruce Damer | |
| 15 | 3 | E | eanCast: Weekly Neurology | ean.org | |
| 16 | 1 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 17 | 3 |  | Crime Pays But Botany Doesn't | Tony Santore | |
| 18 | 50 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 19 | — | C | CBN Meio Ambiente e Sustentabilidade - Marco Bravo | Rádio CBN Vitória | |
| 20 | 95 |  | Paranormal Portal | Brent Thomas | |
| 21 | 27 |  | Ask a Spaceman! | Paul M. Sutter | |
| 22 | 2 |  | The Michael Shermer Show | Michael Shermer | |
| 23 | 5 |  | The Common Descent Podcast | Common Descent | |
| 24 | 6 | V | Vozes do Sul | The Conversation | |
| 25 | 45 |  | The Science Show | ABC | |
| 26 | — | A | Agrotempo | Jornal O TEMPO | |
| 27 | 11 |  | BrainStuff | iHeartPodcasts | |
| 28 | 35 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 29 | 12 |  | Brain Inspired | Paul Middlebrooks | |
| 30 | — | O | Ondas Eletromagnéticas | Rafael Dutra | |
| 31 | 10 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 32 | 10 | A | Authentic Biochemistry | Dr Daniel J. Guerra | |
| 33 | 8 | A | Astrologia, Mapa Astral, Signos e Horóscopo com Saimagos | J M Saimagos | |
| 34 | 14 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 35 | 12 | F | Felipe Marx | Breathwork | Felipe Marx | |
| 36 | 7 | B | Biologia Marinha Bióicos | Instituto Bióicos | |
| 37 | 7 |  | The Numberphile Podcast | Brady Haran | |
| 38 | 7 | M | MetaCast | Meta-Analysis Academy | |
| 39 | 7 | M | MetaCast PT | Meta-Analysis Academy | |
| 40 | 7 |  | Daniel and Jorge Explain the Universe | iHeartPodcasts | |
| 41 | 7 | W | WeMartians Podcast | Jake Robins | |
| 42 | 15 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 43 | 5 | サ | サイエントーク | 研究者レンとイギリス駐在員エマ | |
| 44 | 9 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 45 | 9 | T | The PrimateCast | Andrew MacIntosh | |
| 46 | 9 | N | New Books in Science | New Books Network | |
| 47 | 5 | C | Ciência e Conservação - DesAbraçando Árvores | Fernando Lima e Miriam Perilli | |
| 48 | 9 |  | Robinson's Podcast | Robinson Erhardt | |
| 49 | 9 | T | This Week in Evolution | Vincent Racaniello | |
| 50 | 7 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 51 | 6 | O | Obscure Appalachia | Candis Casper | |
| 52 | 6 | 宇 | 宇宙と素粒子の夜 | Space-podcast | |
| 53 | 6 | T | The Secure World Foundation Podcast | Secure World Foundation | |
| 54 | 10 | I | Intertek's Assurance in Action Podcast Network | Intertek | |
| 55 | 5 |  | Night Science | Itai Yanai & Martin Lercher | |
| 56 | 7 | O | O Básico da Economia | O Básico da Economia | |
| 57 | 4 | A | Andromeda | Drugi program Hrvatskoga radija | |
| 58 | 4 | L | Love in the Time of Chasmosaurs | David Orr | |
| 59 | 8 | B | Biólogo Henrique | Biólogo Henrique o Biólogo das Cobras | |
| 60 | 8 |  | UFO Chronicles Podcast | Nik Hunter | |
| 61 | 6 |  | Outside/In | NHPR | |
| 62 | 6 | D | Desastres Ambientais Uninter RS | Leticia Rodrigues | |
| 63 | 6 | N | New Books in Environmental Studies | Marshall Poe | |
| 64 | 6 | P | Palaeocast | Palaeocast | |
| 65 | 6 | V | Verde Mar | Caio Salles / Cumulus Comunicação e Meio Ambiente | |
| 66 | 5 | F | Food Safety Matters | Food Safety Magazine | |
| 67 | 5 | E | Emily & Vicki's podcast "Truly Sustainable Sarasota." | Emily & Vicki | |
| 68 | 8 | M | Morcegando - Um cast para um bat-papo | Morcegando Cast | |
| 69 | 2 | E | Evolução, o Podcast | Biologia Evolutiva | |
| 70 | 6 | L | La Ciencia Pop | Gabriel León | |
| 71 | 6 | Á | Áreas Contaminadas | Marcos Tanaka Riyis | |
| 72 | 6 | C | Cienciaes.com | cienciaes.com | |
| 73 | 4 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 74 | 3 | A | Auf den Grund gegangen | Max-Planck-Campus Tübingen | |
| 75 | 1 | C | Café com Neuropsicologia | Café Com Neuropsicologia | |
| 76 | 1 | F | Forma De Aprender Inglês | Mateussl Santoslima | |
| 77 | 5 | P | PETRÓLEO- Origem, Utilidades e Impactos Econômico e Ambiental | Daslan Santos | |
| 78 | 5 | O | Oceanlovers Podcast | Kirstie | |
| 79 | 3 | そ | そんない理科の時間 | そんないプロジェクト | |
| 80 | 3 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 81 | 3 | E | Engage Free Audiobook in Romance, Fantasy | Full Audiobook | |
| 82 | 3 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 83 | 3 | P | Pecuária Descomplicada | Pecuária Descomplicada | |
| 84 | 2 | Ö | Ö1 Wissen aktuell | ORF Ö1 | |
| 85 | 4 | M | Mente Conectada | Rádio Paulo Freire | |
| 86 | 3 | T | The Basement Hangout | The Basement Hangout | |
| 87 | 3 | F | Fundecitrus Podcast | Fundecitrus | |
| 88 | 3 | 原 | 原来是这样 Dscience | 原来是这样 Dscience | |
| 89 | 2 | T | The Naked Mole Rat | libo/libo | |
| 90 | 4 | R | Regina Matos | Regina Matos | |
| 91 | 2 | F | Física No Café Da Manhã | César | |
| 92 | 4 | S | SETI Live | SETI Institute | |
| 93 | 3 | 老 | 老高与小茉 | 最全专辑 | 修音去尾完美版 | Mr大狼 | |
| 94 | 3 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 95 | 3 | Q | Química- teórica | Turma 7 UFRB | Jeise Moura | |
| 96 | 3 | T | The Animal Heartbeat | Kieran Borgeat and Jose Novo Matos | |
| 97 | 3 | P | Pandemia | Kai Kuperschmidt, Laura Salm-Reifferscheidt | |
| 98 | 3 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 99 | 3 | P | Pós-dcast | Mayara Almeida | |
| 100 | 3 | D | DiscoScienza di Andrea Bellati | Andrea Bellati & VOIS | |
