| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 38 | N | New Books in Environmental Studies | Marshall Poe | |
| 3 | 1 | O | Oxigênio Podcast | Oxigênio Podcast | |
| 4 | 1 |  | Outside/In | NHPR | |
| 5 | 11 |  | UFO Chronicles Podcast | Nik Hunter | |
| 6 | 1 | A | Alô, Ciência? | Alô, Ciência? | |
| 7 | 3 | A | ALMA MATER | Alma Mater | |
| 8 | 2 | A | Astrologia, Mapa Astral, Signos e Horóscopo com Saimagos | J M Saimagos | |
| 9 | 2 | D | Dragões de Garagem | Luciano Queiroz & Lucas Marques | |
| 10 | 2 |  | The Common Descent Podcast | Common Descent | |
| 11 | 1 | S | SolloCast - O Podcast do SolloAgro | SolloAgro | |
| 12 | 3 |  | Robinson's Podcast | Robinson Erhardt | |
| 13 | 2 | C | Café com Neuropsicologia | Café Com Neuropsicologia | |
| 14 | 49 |  | The Numberphile Podcast | Brady Haran | |
| 15 | — |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 16 | 3 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 17 | 7 |  | The Michael Shermer Show | Michael Shermer | |
| 18 | 25 | F | Felipe Marx | Breathwork | Felipe Marx | |
| 19 | 5 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 20 | — |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 21 | 4 | M | MetaCast | Meta-Analysis Academy | |
| 22 | 4 | Á | Áreas Contaminadas | Marcos Tanaka Riyis | |
| 23 | 32 | L | La Ciencia Pop | Gabriel León | |
| 24 | 70 |  | Eons: Surviving Deep Time | PBS | |
| 25 | 1 | C | CBN Meio Ambiente e Sustentabilidade - Marco Bravo | Rádio CBN Vitória | |
| 26 | 62 | ヴ | ヴォイニッチの科学書 | くりらじ | |
| 27 | 8 | T | The Naked Mole Rat | libo/libo | |
| 28 | 6 | E | eanCast: Weekly Neurology | ean.org | |
| 29 | 18 | A | Agrotempo | Jornal O TEMPO | |
| 30 | 79 | C | Ciência à Deriva Podcast | Carlos Eduardo Tolussi e Aline Dal Olio Gomes | |
| 31 | 6 | A | Asimov Press | Asimov Press | |
| 32 | 6 | S | SertãoZOO | Paloma Machado | |
| 33 | 6 |  | The Swiss Connection | SWI swissinfo.ch | |
| 34 | 17 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 35 | 14 | P | Paradox Live | Pro Звук | |
| 36 | 13 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 37 | 8 | D | Deep Science | Deutschlandfunk | |
| 38 | 8 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 39 | 5 | T | This Week in Evolution | Vincent Racaniello | |
| 40 | 115 | C | Cienciaes.com | cienciaes.com | |
| 41 | 13 | B | Biologia Marinha Bióicos | Instituto Bióicos | |
| 42 | 10 |  | Ask a Spaceman! | Paul M. Sutter | |
| 43 | 12 | D | DiscoScienza di Andrea Bellati | Andrea Bellati & VOIS | |
| 44 | 6 |  | Ask MIT Climate | MIT Climate Project | |
| 45 | 12 | P | Palaeocast | Palaeocast | |
| 46 | 12 |  | Science unscripted | DW | |
| 47 | 12 | A | A Química das Coisas | Science Office | |
| 48 | 12 | H | Hipersensibilidade Humana — Imunologia | Luan Ferreira | |
| 49 | 12 | C | Ciência e Conservação - DesAbraçando Árvores | Fernando Lima e Miriam Perilli | |
| 50 | 11 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 51 | 10 |  | Brain Inspired | Paul Middlebrooks | |
| 52 | 10 | C | CISPA TL;DR - Der Podcast über KI- und IT-Sicherheitsforschung | Annabelle Theobald und Tobias Ebelshäuser im Gespräch mit CISPA-Forschenden | |
| 53 | 7 | A | AmbienteCast | Bernardo Caires | |
| 54 | 5 | D | DIAGNÓSTICO DE DOENÇAS PARASITÁRIAS | Paula Abreu Jordão | |
| 55 | 10 | O | Oil & Gas Journal ReEnterprised | Endeavor Business Media | |
| 56 | 8 | T | This Week in Science – The Kickass Science Podcast | Dr. Kirsten Sanford Science Media | |
| 57 | 7 | S | SciPodChat | Dr Biswajit Podder | |
| 58 | 6 | L | Life, Death, and Taxonomy | Life, Death, and Taxonomy | |
| 59 | 6 | P | Pragas E Doenças Do Milho | matheus Santos Pereira | |
| 60 | 6 | そ | そんない理科の時間 | そんないプロジェクト | |
| 61 | 1 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 62 | 1 | T | Tecnologia Digital No Curso de Medicina Veterinária- Podcast | Pedro Lima da Silva | |
| 63 | 1 | T | Tópicos em Medicina Veterinaria | Mia Cardinot | |
| 64 | 8 |  | BirdNote Daily | BirdNote | |
| 65 | 8 | C | Canal Metrologia | Marlon | |
| 66 | 8 | S | Synapsen – ein Wissenschaftspodcast | NDR Info | |
| 67 | 8 |  | Manifold | Steve Hsu | |
| 68 | 2 | T | The Immunology Podcast | The Immunology Podcast | |
| 69 | 2 | F | Falando de Saneamento | Instituto Trata Brasil | |
| 70 | 6 | G | Gravidez Na Adolescência | Polyanna Barbosa | |
| 71 | 6 | O | O Básico da Economia | O Básico da Economia | |
| 72 | — | C | Ciclo Rural - O podcast da pecuária | Fernanda Olívia Borges Oliveira | |
| 73 | — |  | The Science of Everything Podcast | James Fodor | |
| 74 | 6 |  | BrainStuff | iHeartPodcasts | |
| 75 | 6 | P | Pecuária Descomplicada | Pecuária Descomplicada | |
| 76 | 6 |  | Main Engine Cut Off | Anthony Colangelo | |
| 77 | 6 | B | BOTANICAST - O podcast do Jardim Botânico Municipal de Bauru | Jardim Botânico Municipal de Bauru | |
| 78 | 4 | S | SETI Live | SETI Institute | |
| 79 | 4 | R | Revisando Muito Mais💜 | Luciana De Jesus | |
| 80 | 4 | C | Circulation: Arrhythmia and Electrophysiology On the Beat | Paul J. Wang, MD | |
| 81 | 4 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 82 | 4 | Q | Questão Ambiental E Suas Características | ana beatriz barbosa | |
| 83 | 4 | F | Fundecitrus Podcast | Fundecitrus | |
| 84 | 4 | E | Evolução, o Podcast | Biologia Evolutiva | |
| 85 | 4 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 86 | 4 | D | Desfios Para O Ensino De Ciências / Necessidades Formativas Do Professor De Ciências | Gustavo Coelho | |
| 87 | 4 |  | Origin Stories | The Leakey Foundation | |
| 88 | 4 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 89 | 4 |  | The Science Show | ABC | |
| 90 | 4 | T | The Reality Check | The Reality Check | |
| 91 | 4 |  | Paranormal Portal | Brent Thomas | |
| 92 | 2 | S | Sustainable World Radio- Ecology and Permaculture Podcast | Jill Cloutier | |
| 93 | 4 | Ö | Ö1 Wissen aktuell | ORF Ö1 | |
| 94 | 1 | T | The Paranormal Experience | The Paranormal Experience Team | |
| 95 | 4 | M | MycoCast | Equipe MycoTalk | |
| 96 | 4 | S | Sistema Nervoso - de forma simples | Carolina | |
| 97 | 4 | S | Stimulating Brains | Andreas Horn | |
| 98 | 2 |  | Infectious Disease Puscast | Vincent Racaniello | |
| 99 | 2 | W | Welt der Physik | Podcast | Welt der Physik | |
| 100 | 2 | N | New Books in Science | New Books Network | |
