Episode – 0575 : The Spice Trade Podcast Transcript When you think of international trade and globalization, you probably think it is a relatively modern phenomenon. However, the roots of […]
Episode – 0554 : The History of the Bicycle
Episode – 0554 : The History of the Bicycle Podcast Transcript It is one of the most simple machines that most people use, yet incredible amounts of engineering go into […]
Episode – 1380 : Great Wall of China
Episode – 1380 : Great Wall of China Podcast Transcript It is one of the longest and largest structures ever built. It was designed to defend one of the oldest […]
Episode – 0526 : The History of World Fairs
Episode – 0526 : The History of World Fairs Podcast Transcript A world’s fair used to be a very big deal. They would draw tens of millions of visitors and […]
Episode – 0512 : Planet 9
Episode – 0512 : Planet 9 Podcast Transcript The planet Neptune was discovered in 1846. Ever since then, astronomers have felt there had to be another planet beyond the orbit […]
Episode – 0509 : The Sahara Desert Wasn’t Always
Episode – 0509 : The Sahara Desert Wasn’t Always Podcast Transcript The Sahara desert is by far the largest desert in the world. It evokes images of sand dunes, camels […]
Episode – 0503 : Vinland, Vikings, and Lactose Intolerance
Episode – 0503 : Vinland, Vikings, and Lactose Intolerance Podcast Transcrip Despite what you might have been told, Christopher Columbus and his expedition were not the first Europeans to reach […]
Episode – 0379 : The Miller–Urey Experiment
Episode – 0379 : The Miller–Urey Experiment Podcast Transcript One of the fundamental questions of humanity is where did we come from? How did life on Earth come about? While […]
Episode – 0368 : Concorde: The World’s Fastest Passenger Airplane
Episode – 0368 : Concorde: The World’s Fastest Passenger Airplane Podcast Transcript Almost as soon as Chuck Yeager broke the sound barrier in 1947, people began thinking of ways to […]
Episode – 0364 : What Ever Happened to Amelia Earhart?
Episode – 0364 : What Ever Happened to Amelia Earhart? Podcast Transcript Amelia Earheart was a pioneer in the early days of aviation. She became the first woman to fly […]
Episode – 0350 : The Voyages of Admiral Zheng He
Episode – 0350 : The Voyages of Admiral Zheng He Transcript In the early 15th century, just before Europe began its Age of Exploration, China was embarking on a series […]
Episode – 0342 : The Drake Equation
Episode – 0342 : The Drake Equation Transcript In 1961, at the Green Bank observatory in West Virginia, a small conference was held for astrophysicists. The meeting was organized by […]
Episode – 0308 : Juan Sebastián Elcano
Episode – 0308 : Juan Sebastián Elcano Transcript When I was growing up I was taught like so many people that Ferdinand Magellan was the first person to circumnavigate the […]
Episode – 0301 : Queen Isabella
Episode – 0301 : Queen Isabella Transcript She was never intended to be a queen. She wasn’t the firstborn and the rules of the time didn’t support her as a […]
Episode – 0291 : Longitude
Episode – 0291 : Longitude Transcript Navigation on the open ocean is extremely difficult. It is a skill that takes years to master. Even with years of skill, an experienced […]
Episode – 0275 : Polynesian Navigators
Episode – 0275 : Polynesian Navigators Transcript The ancient world had many great accomplishments. The Pyramids of Giza, The Great Wall of China, and the Colosseum are just a few […]
Episode – 0234 : Mountweazles
Episode – 0234 : Mountweazles Transcript Copyright is what protects creators from having someone copy and make money off of their work without compensation. However, there are some things like […]
Episode – 0163 : Atomic Bombs and Two-Piece Swimsuits
Episode – 0163 : Atomic Bombs and Two-Piece Swimsuits Transcript On the week of July 1, 1946, there were two explosions that shook the world. One was a physical explosion […]
Episode – 0155 : The Mercator Projection
Episode – 0155 : The Mercator Projection Transcript Have you ever looked at a map and said to yourself “Wow, Greenland is really big!”, only to then look at a […]
Episode – 0136 : UNESCO World Heritage Sites
Episode – 0136 : UNESCO World Heritage Sites Transcript I’m sure everyone has heard of such famous places as the Great Pyramids, the Colosseum, the Great Wall of China, and […]