The Discovery of DNA
One of the most important advancements in the 20th century was the identification of the structure of the DNA molecule. However, that discovery didn’t appear out of nowhere. It was part of a century-l...
6 Mar 202414min
The History of Postal Delivery (Encore)
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 to distant parts of what...
5 Mar 202412min
Napoleon Bonaparte
In 1804, one of the most significant individuals of the 19th century placed a crown upon his head in the Cathedral of Notre Dame in Paris and declared himself Emperor of the French. He went on to rev...
4 Mar 202414min
The Little Ice Age (Encore)
Approximately 700 years ago, something happened to the Earth’s climate. The world started to cool down. It wasn’t dramatic enough to cause another ice age and cause ice caps to cover the poles of the...
3 Mar 202413min
Questions and Answers: Volume 16
Several centuries ago, many places celebrated the start of the new year in March, not January. March was originally the first month of the year, according to the Romans, which is why the Latin number...
2 Mar 202413min
The Battle of Cajamarca
Some of the most important battles in history, the ones that changed the course of civilizations, are often very small battles. In 1532, a battle, really just a skirmish, took place, which completely...
1 Mar 202414min
Leap Years and Leap Day
Once every 1461 days, sometimes, we have a day on the calendar that we don’t normally have. This extra day is a necessity if our calendars are kept in sync with the orbit of the Earth around the Sun,...
29 Feb 202413min
What Were The First and Second Reichs? (Encore)
When Adolf Hitler came to power in 1933, he declared his new regime to be The Third Reich and that it would last 1,000 years. It turned out he was off by 988 years. The big question for many people o...
28 Feb 202411min
