10 new discoveries that turned the ideas of ancient Egypt upside down
Ancient Egypt is full of secrets and therefore attracts scientists who are looking for clues to the secrets of civilization. And although the excavations in Egypt are carried out almost…

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The Riddle of Easter Island: What Archaeologists Know About Gigantic Scenery
The mystery of Easter Island stirs the minds of historians and enthusiasts over the centuries. It has not yet been possible to explain the origin of the giant stone statues…

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What people looked like a century ago: Modern technology has allowed scientists to get to the bottom of the truth
What did people from the past look like? Most often, the guideline for answering this question are pictures or verbal descriptions in documentary or fiction. But are they objective? Often…

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unusual optical properties

The mystery of the Roman Lycurgus Cup: Nanotechnology in the ancient world?

The British Museum holds a very beautiful ancient exhibit – the Roman Lycurgus Cup. But he is more famous for his unusual optical properties. Under normal lighting, the goblet appears yellowish-green, and in transmitted light it acquires a deep wine-red hue. Only in 1990, scientists were able to reveal the secret of these unique properties, but how could such an effect be achieved in ancient times? After all, these are the real nanotechnologies …
The cup is a so-called diatret – a double-walled bell covered with a figured pattern. Its height is 16.5, and its diameter is 13.2 centimeters.
The earliest found diatrets belong to the 1st century BC. n e., and their heyday reached its production in the III and IV centuries. Diatrets in that era were considered very expensive items and were available only to the rich. Continue reading

Interesting facts about the entrance door
The need to protect their homes exists from time immemorial. Historically, in the gland, people have seen something so solid and durable, which can be protected. In the entire history…

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Primitive thongs, wigging pillow and other ancient things that have survived.
In the daily arsenal of modern man there are a lot of various inventions that make his life much easier. And few people think that many of these things appeared…

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5 valuable pieces of art that were found quite by accident
When by chance (or not quite) people find a picture of a famous artist, a manuscript or diaries of a famous writer, then this event is covered by all the…

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