Episode – 0864 : Leap Seconds Podcast Transcript Every few years, without any regular schedule or planning, officials at the International Earth Rotation and Reference Systems Service will add an […]
Episode – 0842 : The History of Recorded Sound
Episode – 0842 : The History of Recorded Sound Podcast Transcript One of the landmark inventions in human history was the ability to record sound. This technology allowed music to […]
Episode – 0838 : Wind Power
Episode – 0838 : Wind Power Podcast Transcript For thousands of years, humans have been using the power of the wind to do useful work. At first, the wind was […]
Episode – 1270 : High Fructose Corn Syrup (Encore)
Podcast Transcript In 1957, two chemists at the Clinton Corn Processing Company of Clinton, Iowa, developed a system for converting the glucose found in corn starch into fructose. Over 60 […]
Episode – 0830 : High Fructose Corn Syrup
Episode – 0830 : High Fructose Corn Syrup Podcast Transcript In 1957, two chemists at the Clinton Corn Processing Company of Clinton, Iowa, developed a system for converting the glucose […]
Episode – 0827 : The Electromagnetic Spectrum
Episode – 0827 : The Electromagnetic Spectrum Podcast Transcript All around you, right this second, you are surrounded by electromagnetic radiation. You might better know this by names such as […]
Episode – 0823 : The History of Department Stores
Episode – 0823 : The History of Department Stores Podcast Transcript For most of human history, if you wanted something, you had to make it yourself or know the person […]
Episode – 0815 : Ada Lovelace: The World’s First Computer Programmer
Episode – 0815 : Ada Lovelace: The World’s First Computer Programmer Podcast Transcript Born in 1815, Ada Byron was the only legitimate child of the famous poet Lord Byron. Unlike […]
Episode – 0814 : Getting to the Bottom of Shoes
Episode – 0814 : Getting to the Bottom of Shoes Podcast Transcript It seems like the sort of thing humans have used throughout our existence, but historically speaking, footwear is […]
Episode – 0809 : The Hindenburg Disaster
Episode – 0809 : The Hindenburg Disaster Podcast Transcript In the 1920s and 1930s, one of the most cutting-edge and exciting forms of transportation was the zeppelin. Germany’s Luftschiffbau Zeppelin […]
Episode – 0801 : The Wonderful World of Tin
Episode – 0801 : The Wonderful World of Tin Podcast Transcript In the ancient world, only seven metals were identified and named: gold, silver, iron, lead, copper, mercury, and tin. […]
Episode – 1372 : The Telemark Raids (Encore)
Podcast Transcript During World War II, one of the biggest concerns of the Allies was the development of a German atomic bomb. As such, the allies and various partisan groups […]
Episode – 0790 : All About LASERS
Episode – 0790 : All About LASERS Podcast Transcript In 1917, Albert Einstein published a paper whereby he proposed a new method of creating light based on the principles of […]
Episode – 1338 : The History of Postal Delivery (Encore)
Podcast Transcript Since humans began to adopt writing systems, they also created systems for passing along written messages. For thousands of years, it would have been possible to get messages […]
Episode – 0784 : The Artemis Program
Episode – 0784 : The Artemis Program Podcast Transcript On December 14, 1972, the last human beings left the moon’s surface. In the half-century that has passed, we have never […]
Episode – 0776 : Gemini 3 and The World’s Most Controversial Corned Beef Sandwich
Episode – 0776 : Gemini 3 and The World’s Most Controversial Corned Beef Sandwich Podcast Transcript The quest to conquer space had many problems and many unknowns that had to […]
Episode – 0772 : The Pan-American Highway
Episode – 0772 : The Pan-American Highway Podcast Transcript At the 1923 Pan-American Conference, a proposal was presented to link together all of the countries of the Western Hemisphere. A […]
Episode – 0770 : The History of NASA
Episode – 0770 : The History of NASA Podcast Transcript In 1958 the United States government created the National Aeronautics and Space Administration or NASA. NASA has achieved some of […]
Episode – 0769 : Formula One
Episode – 0769 : Formula One Podcast Transcript As soon as automobiles were created, people began racing them. As with many sports, early efforts were often unorganized and disjointed. After […]
Episode – 0767 : Lithium
Episode – 0767 : Lithium Podcast Transcript With an atomic number of three, Lithium is the third lightest element on the periodic table and the lightest solid at room temperature […]