
What is IQ?
For ages, people have tried to categorize people by intelligence. However, it wasn’t until the early 20th century that attempts were made to provide a quantifiable measure of human intelligence. In ...
25 Mai 202215min

A Brief History of the Mongol Empire
In the year 1162, in the Khentii Mountains of what is today Northeastern Mongolia, a baby by the name of Temüjin was born. He would go on to become the single greatest conqueror and establish the la...
24 Mai 202212min

Correlation vs Causation
You have probably heard the old saying that there are lies, damned lies, and statistics. There are several reasons why statistics are often misinterpreted. One of the biggest is the confusion between...
23 Mai 202212min

The Thirty Mile Zone (Encore)
Hollywood is known the world over for being the center of the motion picture industry. But did you ever wonder why the movie business is centered there or why it hasn’t moved somewhere else? Well, ...
22 Mai 20228min

Was the Holy Roman Empire, Holy, Roman, or an Empire?
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." ...
21 Mai 202212min

The History of Rice
For thousands of years, rice has been one of the most important agricultural crops in the world. It has fed billions of people, has been crossbred into tens of thousands of variants, and is now grow...
20 Mai 202211min

Trofim Lysenko and Lysenkoism
In the early 20th century, a Soviet agronomist named Trofim Lysenko developed some unique theories of biology and genetics. He rose to the top of the Soviet hierarchy in his field, and Stalin himsel...
19 Mai 202212min

The Petrodollar System
On August 15, 1971, US President Richard Nixon ended the gold convertibility of the US Dollar and simultaneously ended the Bretton Woods System, which had governed international monetary policy since ...
18 Mai 202211min






















