The most popular legend about the origins of silk begins with Empress Xi Lingshi or Leizu, wife of the legendary Yellow Emperor in around 2640 BCE. Xi Lingshi was out walking around their garden on a particularly hot day when a few white cocoons fell through branches at her feet. The cocoons unraveled into luxurious fibers before her eyes and the empress quickly began experimenting with weaving the fibers until she developed soft threads of silk and taught others to do the same.
The history of cryptography is almost as old as that of human language. It is known that the ancient Egyptians, Chinese, Indians or Greeks already used more or less sophisticated message encryption methods, as shown by some surviving documentary examples. Generally associated with the military fiel
It is known as the Gallic War to the military conflict waged between the Roman proconsul Julius Caesar and the Gallic tribes between 58 and 51 BC. These were not a handful of barbarians, quite the contrary, they were civilized tribes with great influence from Rome, most of which had abandoned the mo
A few years ago I was invited to dinner by some Bengali friends and when we sat down what was my surprise to see that there was a knife but no fork, despite the fact that the menu was based on rice and chicken. They used their hands to eat it and, because of where you go do what you see, I had to im
It is considered a pharaoh those leaders who reigned in Egypt, after the unification of Lower and Upper Egypt carried out by Menes. This king ruled from 3185 to 3125 BC The Life of a Pharaoh it was marked by religious rituals, meetings with his advisors, reception of ambassadors, visits to works an