Transcript I’m sure everyone has heard of such famous places as the Great Pyramids, the Colosseum, the Great Wall of China, and the Taj Mahal. Besides all being famous landmarks, they have something else in common. They are all UNESCO World Heritage Sites. What is a UNESCO World Heritage Site and how does a site …
Transcript Although you probably never heard of him before, American George Eyser is one of the most decorated Olympians in history. In the 1904 Olympics in St. Louis, he put on one of the greatest single-day performances in Olympic History. Yet, his real claim to fame is not what he accomplished, but how. Learn more …
Transcript There is an old saying that one person’s trash is another person’s treasure. But sometimes, one person’s treasure is just another person’s treasure that they can’t afford. I’m talking about the realm of ultra-expensive items which would be more than most people would make in a lifetime. Items so expensive, that they usually make …
Transcript In October 1970, a blind woman accidentally entered into a Los Angeles County welfare office with a child in tow. The staff in the office immediately noticed the odd girl with the woman. She walked funny, was emaciated, drooling, didn’t make a sound, and when asked, the woman mentioned that the girl was 13. …
Transcript The United States Constitution spells out a very specific process for how to amend the document. First, Congress must vote to approve the amendment. Then the amendment is sent to the state legislatures for ratification. Most amendments never make it through congress. But what happens when an amendment makes it through congress but then …
Transcript In 1973, 34 mushers and their dog teams lined to take part in a race that recreated a 1925 event where medicine was delivered by dog sled to the remote town of Nome, Alaska. Since then, the race has become a global phenomenon and is the best-known dog sled race in the world. Learn …
Transcript In 1957, Sputnik was launched into orbit as the world’s first artificial satellite. Today, 64 years later, there are more than 1,000,000 objects larger than 1 centimeter floating around the Earth. Almost all of those objects in orbit were not put there intentionally. Learn more about space junk, the problem, and possible solutions, on …
Transcript For over 30 years, Monty Hall was the host of the game show Let’s Make A Deal. In the show, they played a very simple game where you would choose one of three doors. This game has led to one of the most controversial and public kerfuffles amongst mathematicians, which caused many distinguished mathematicians …
Transcript The Apollo 11 mission to land humans on the moon was one of the most complex things ever undertaken by humanity. They had to prepare for any and every eventuality, including the failure of the mission. To cover that eventually, President Nixon’s speechwriter wrote a speech in the event that the unthinkable should happen. …