Transcript Over the last several centuries, there have been many unsolved questions that scientists have put their minds to solving. Most of them were eventually resolved. However, there are some questions that are still outstanding and we aren’t really any closer to solving them than we were before. Learn more about dark matter and dark …
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. …
Transcript The ancient Egyptian civilization was one of the oldest civilizations that we know of on Earth. While there is much we know about them, knowledge of their system of writing, known as hieroglyphics had become lost by the middle ages. Where there were different theories as to what the writing meant, no one was …
Transcript On the week of July 1, 1946, there were two explosions that shook the world. One was a physical explosion and the other was cultural. These two events, seemingly unrelated, are now linked forever due to the circumstances of that week. Learn more about what an atomic bomb test and a two-piece swimsuit have …
Transcript Back in the day, sending letters was slow and complicated. Nothing could travel faster than the speed of a horse or a ship, and addressing letters could be confusing if there were multiple people in a city. Over time, the postal system developed systematic methods to deliver the mail quickly and more efficiently. Learn …
Transcript If you happen to be in Valencia, Spain, on a Thursday, at noon, in front of the cathedral, you might be able to witness the oldest surviving democratic tradition on Earth. For over 1000 years the Valencia Water Tribunal has been adjudicating water disputes among the farmers of the region. Learn more about the …
Transcript Born in 1849 in Poitiers, France, Blanche Monnier was a beautiful young woman who was born into an aristocratic family. When she was 25 she suddenly disappeared. When people inquired as to her whereabouts, her family told them she had moved away. That was not what happened. Learn more about the terrible fate of …
Transcript Hundreds of years ago gold and silver were rare and valuable, and today they are rare and valuable. Iron and tin were cheap and plentiful and today they are cheap and plentiful. However, there is one metal that was once the rarest and expensive metal in the world, and today it is one of …
Transcript Have you ever heard a science story on the news where they mention how old something is then ask yourself “how do they know that?” How is it possible to tell the age of something with any degree of certainty when there was no one around millions or billions of years ago? Well, there …