| 1 | — |  | Radiolab | WNYC Studios | |
| 2 | 5 | Z | Zoo de fósiles - Cienciaes.com | cienciaes.com | |
| 3 | 3 | O | Océanos de Ciencia - Cienciaes.com | cienciaes.com | |
| 4 | 10 | C | Cienciaes.com | cienciaes.com | |
| 5 | 10 | V | Vanguardia de la Ciencia - Cienciaes.com | cienciaes.com | |
| 6 | 38 | U | Ulises y la Ciencia - Cienciaes.com | cienciaes.com | |
| 7 | 51 | C | Ciencia Nuestra de cada Día - Cienciaes.com | Ángel Rodríguez Lozano | |
| 8 | 35 | U | Un Humano por Persona | Tamara Pazos Cordal | |
| 9 | 58 | S | Seis patas tiene la vida - Cienciaes.com | cienciaes.com | |
| 10 | 8 | L | La Ciencia Pop | Gabriel León | |
| 11 | 14 | T | Trás los pasos de Santa Hildegarda de Bingen | JuanDiegoNetwork.com | |
| 12 | 7 | J | jellyfish | nadia | |
| 13 | 9 |  | Ask a Spaceman! | Paul M. Sutter | |
| 14 | 60 |  | The Common Descent Podcast | Common Descent | |
| 15 | 62 |  | Origin Stories | The Leakey Foundation | |
| 16 | — | H | Human Evolution | Laura Guerrero | |
| 17 | 9 | M | Mi Última Neurona | Jessica Chomik-Morales | |
| 18 | 9 | N | New Books in Mathematics | Marshall Poe | |
| 19 | 9 | B | Biologia | Biologia | |
| 20 | 17 | C | Ciencia y genios - Cienciaes.com | cienciaes.com | |
| 21 | 10 | C | Coffee Roasting Navigated | Therese Brøndsted | |
| 22 | 9 | H | Hablemos de perros | Xila´s | |
| 23 | 11 | H | Hablando con Científicos - Cienciaes.com | cienciaes.com | |
| 24 | 8 | I | Informe Miguel del Pino | esRadio | |
| 25 | 8 | L | Love in the Time of Chasmosaurs | David Orr | |
| 26 | 8 |  | Daniel and Kelly’s Extraordinary Universe | iHeartPodcasts | |
| 27 | 6 |  | The Michael Shermer Show | Michael Shermer | |
| 28 | — | C | Ciencia Fresca - Cienciaes.com | Jorge Laborda y Ángel Rodríguez Lozano | |
| 29 | 9 | A | America Adapts the Climate Change Podcast | Doug Parsons | |
| 30 | 6 |  | DarkHorse Podcast | Bret Weinstein & Heather Heying | |
| 31 | 9 | D | DesArmando el universo | Armando | |
| 32 | 94 | M | Medio Ambiente, Energía entre Otras Cosas | Edson Hugler y Amable Matus | |
| 33 | 10 | Q | Quilo de Ciencia - Cienciaes.com | Jorge Laborda | |
| 34 | 126 | W | What The Duck?! | ABC | |
| 35 | 9 | 佐 | 佐々木亮の宇宙ばなし | 佐々木亮 | |
| 36 | 17 | C | Cierta Ciencia - Cienciaes.com | Josefina Cano | |
| 37 | 5 | A | Astronomía y algo más | Ricardo Garcia | |
| 38 | 16 | E | El Neutrino - Cienciaes.com | cienciaes.com | |
| 39 | 33 | U | Universo paralelo | Universo Paralelo | |
| 40 | 11 | F | Food Safety Matters | Food Safety Magazine | |
| 41 | — |  | Infectious Disease Puscast | Vincent Racaniello | |
| 42 | 18 |  | Into the Impossible With Brian Keating | Big Bang Productions Inc. | |
| 43 | 43 |  | Paranormal Mysteries | Nic Ryan | Paranormal Mysteries Podcast | |
| 44 | 51 | T | The Humble Hoof | Alicia Harlov | |
| 45 | 8 |  | Plastic Plesiosaur Podcast | Miles Greb | |
| 46 | 8 | B | BioAudio | Elizabeth Clare | |
| 47 | 8 | L | Les grandes étapes de la vie | France Inter | |
| 48 | 13 | P | Podcast de Ganadería Regenerativa | Daniel Suarez Castillo | |
| 49 | 14 | D | Dragões de Garagem | Luciano Queiroz & Lucas Marques | |
| 50 | 23 | N | Nanoscape: Exploring the Frontiers Ahead | International Institute for Nanotechnology at Northwestern University | |
| 51 | 19 |  | Talk Nerdy with Cara Santa Maria | Cara Santa Maria | |
| 52 | 22 |  | Robinson's Podcast | Robinson Erhardt | |
| 53 | 1 |  | Eons: Surviving Deep Time | PBS | |
| 54 | 23 | R | Rätsel der Wissenschaft | DER STANDARD | |
| 55 | 22 |  | Brain Inspired | Paul Middlebrooks | |
| 56 | — | F | Fresh Thinking by Snowden Optiro | Snowden Optiro | |
| 57 | 21 |  | I Know Dino: The Big Dinosaur Podcast | I KNOW DINO, LLC | |
| 58 | 7 | C | Clase: Sistema Digestivo Humano | Divina Rosa | |
| 59 | 8 | R | Remember Who You Are Podcast | Ruger Hebert | |
| 60 | 8 | M | Making Science with Tom Whipple | The Times | |
| 61 | 16 | H | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 62 | 15 |  | Science unscripted | DW | |
| 63 | 6 |  | The Science Show | ABC | |
| 64 | 18 |  | Hillbilly Horror Stories Paranormal Podcast | Jerry Paulley | |
| 65 | 16 | E | EarthChat | BEAM Mitchell Environment Group Inc | |
| 66 | 18 | I | Intertek's Assurance in Action Podcast Network | Intertek | |
| 67 | 33 |  | UFO Chronicles Podcast | Nik Hunter | |
| 68 | 18 |  | Sasquatch Chronicles | Sasquatch Chronicles - Bigfoot Encounters | |
| 69 | 16 |  | Untold Radio Network | Untold Radio Network | |
| 70 | 8 | A | Agricultura y Ganadería Regenertiva | Victoria Rolón | |
| 71 | 8 |  | Night Science | Itai Yanai & Martin Lercher | |
| 72 | 17 |  | BrainStuff | iHeartPodcasts | |
| 73 | 7 |  | Manifold | Steve Hsu | |
| 74 | 15 |  | Most Terrifying Places in America | Travel Channel | |
| 75 | 11 | R | Research Insights, a Society of Actuaries Podcast | Research Insights | |
| 76 | 8 | P | Podcast - Nueva+Mente | Tele 13 Radio | |
| 77 | 7 |  | Grazing Grass Podcast sharing Regenerative Ag Stories | Grazing Grass | |
| 78 | 9 | W | Welt der Physik | Podcast | Welt der Physik | |
| 79 | 8 | A | Astronomia, Literatura y Ciencia Ficcion | Astronomia, Literatura y Ciencia Ficcion | |
| 80 | 5 |  | Terrible Lizards | Iszi Lawrence and David Hone | |
| 81 | 8 |  | In Defense of Plants Podcast | In Defense of Plants | |
| 82 | 4 | M | Mundo De los Dinosaurios | Keitlyn Garcia | |
| 83 | 3 | E | El Método | Luis Quevedo / CUONDA | |
| 84 | 3 | T | The 'Perfect' Specimen | The Natural History Museum, London | |
| 85 | 9 |  | 6 Ranch Podcast | James Nash | |
| 86 | 7 | М | Мослекторий | Москва 24 | |
| 87 | 3 |  | From The Shadows | Shane Grove | |
| 88 | 3 | B | BIOLOGIA CELULAR Y GENETICA | omar Aguilera | |
| 89 | 7 |  | The Numberphile Podcast | Brady Haran | |
| 90 | 3 | C | Chemical & Engineering News Webinars Podcasts | cenwebmaster@acs.org (Web Staff) | |
| 91 | 8 |  | Real Ghost Stories Online | Real Ghost Stories Online | Paranormal, Supernatural & Horror Radio | |
| 92 | 2 | P | Paper Boys | Paper Boys | |
| 93 | 5 | P | Panda rojo | Victoria de la peña Orantes | |
| 94 | 5 |  | Paranormal Portal | Brent Thomas | |
| 95 | 4 |  | Outside/In | NHPR | |
| 96 | 2 | M | Modulus | Modulus | |
| 97 | 2 | J | Jellyfish | Andrea Castillo | |
| 98 | 6 | N | NASA ScienceCasts | NASA Science | |
| 99 | 6 | C | Curiosity Unbounded | Massachusetts Institute of Technology (MIT) | |
| 100 | 6 |  | Paleo Nerds | paleonerds | |
