OK Let’s Learn

How did a simple invention become one of the most recognizable household products in the world? We explore the history of Band-Aids, from their invention in 1920 to their rise as a household essential and the role Johnson & Johnson played in their success. Discover the people, innovations, and clever marketing that turned a small adhesive bandage into a product used by millions around the world. OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

This is a replay episode of All about Light. When we think of light, we usually picture the bright colors and sunshine that allow us to see the world around us. However, that visible light is actually just a tiny slice—less than one percent—of a massive, invisible river of energy called the electromagnetic spectrum. Today, we’re going to pull back the curtain on that entire spectrum to explore the hidden waves, from radio signals to X-rays, that surround us every single day. OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

A replay episode from the vault of everything that was happening in our country in the year prior to the War of 1812. Why did we go to war again with Britain, could it avoided and were we up to the task to defeat the mighty British empire again? OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

A replay episode of the life of Alexander The Great. Everything is here in one episode- his upbringing, his early struggles and his untimely death. Along the way he spread Greek culture throughout the known world at the time becoming one of the most influential men of the ancient world. OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

In 480 BC, a small Greek force led by King Leonidas and his 300 Spartans made a legendary stand against the massive Persian army at the Battle of Thermopylae. Discover what led to this famous battle, how the Greeks held off the Persians, and why their resistance became one of history’s most memorable military encounters. We explore the battle, its aftermath, and how it helped shape the future of ancient Greece. OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

In 490 BC, the mighty Persian Empire launched an invasion of Greece, setting the stage for one of the most famous battles in ancient history. On the plains of Marathon, a smaller Athenian army faced a powerful Persian force in a battle that would help determine the future of ancient Greece. We explore the events leading up to the Battle of Marathon, the strategies that brought the Greeks an extraordinary victory, and the legendary story that inspired the modern marathon race.Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

In Part Two of The History of Baseball Cards, we explore how a simple childhood hobby evolved into a multibillion-dollar industry. From the rise and fall of companies like Fleer, Donruss, and Upper Deck to the dominance of Topps and Fanatics, we uncover the business decisions and fierce competition that transformed baseball card collecting. We also examine how card grading, online marketplaces, and box breaks have fueled a modern boom, making baseball cards more popular and valuable than ever. OK Let’s Learn about the Business of Baseball Cards.Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

The Top 20 influential moments in the history of the month of November- we count them down from 20 to 1. OK Let’s Learn!Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

How did trick-or-treating become one of Halloween’s most popular traditions, and how did candy become such an important part of the celebration? We explore the origins and evolution of trick-or-treating, from its early traditions to its widespread popularity in America. We’ll also discover how major candy companies helped transform Halloween into a multibillion-dollar industry and one of the sweetest holidays of the year.Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show

We explore the fascinating world of the giant panda, one of the most recognizable and beloved animals on Earth. Discover how these remarkable black-and-white bears survive in the mountains of China, why they depend almost entirely on bamboo, and how they became a worldwide symbol of wildlife conservation. We’ll also uncover the history of their discovery by the Western world, the remarkable story of the first giant panda brought to America, and some surprising facts about these extraordinary animals.Reach out with questions, feedback and future episode suggestions:[email protected] to our new website- okletslearn.comSupport the podcast and be named a producer of the show here at this Patreon link:www.patreon.com/okletslearnOK Let’s Learn Substack page:https://substack.com/@kevinokeefe165051?r=6vm2k&utm_medium=ios&utm_source=stories&shareImageVariant=blurOK Let’s Learn YouTube Channel:https://youtube.com/@okletslearn?si=NmO4Nqz_eu6oVYdXOK Let’s Learn Facebook page:https://www.facebook.com/share/1Bo17WByGm/?mibextid=wwXIfrReach out to us with any questions, comments or feedback Support the show