Why The Map In Your Head Is Wrong (Encore)
All of us have some sort of mental map inside our heads for how the world is laid out. North America is north of South America. Europe is west of Asia. et Cetra. However, even the greatest geography ...
30 Apr 202310min
The Pantheon
Located in the heart of Rome is one of the oldest standing buildings in the world. Unlike other ancient structures, it isn’t a ruin. For almost 2,000 years, it has been in continuous use. When it was ...
29 Apr 202313min
Arbor Day
Every year the last Friday in April in the United States is Arbor Day. Arbor Day is not the sexiest holiday on the calendar. I don’t think anyone listening is getting the day off from work, and you d...
28 Apr 202312min
The Tyranny of the Rocket Equation
In 1897, the visionary Russian rocket scientist Konstantin Tsiolkovsky discovered an equation that governed how rockets worked. His equation, which was independently discovered by several other rocke...
27 Apr 202313min
Was the Holy Roman Empire, Holy, Roman, or an Empire? (Encore)
In the 18th century, the French writer and philosopher Voltaire said, ??”This body which was called, and which still calls itself, the Holy Roman Empire was in no way holy, nor Roman, nor an empire.” ...
26 Apr 202312min
The Aral Sea
At the start of the 20th century, the world’s third-largest lake was located in Central Asia. It had been known to the people of the Asian steppes for thousands of years. However, by the end of the 2...
25 Apr 202311min
ANZAC Day
Every year on April 25, Australia and New Zealand celebrate a holiday that is unique to those two countries. It is one of the most important days on the calendar, and it was created to celebrate an e...
24 Apr 202311min
Venus
As long as humans have looked up in the sky, they noticed something. There was an unusually bright star that would show up in the early morning or early evening. This star was one of the few points o...
23 Apr 202312min
