Chronicles
Obelisk of the city of Aswan
Granite quarries, located along the banks of the Nile in the city of Aswan (Aswan), supplied some of the highest quality stones for the construction of temples, sculptures and monuments…

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Riddles of the Etruscans, who do not give rest to scientists
The people who inhabited the lands of modern Italian Tuscany a little more than two millennia ago, who called themselves “raseny”, left traces of a surprisingly rapid flourishing, and also…

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Giant images of the Nazca Valley: Communication with a deity or signals to space ships?
Civilizations left in the past have left riddles to modern man, on the solution of which the best minds of historians and archaeologists are thrown. A number of riddles have…

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10 copper artifacts that scientists discovered the secrets of the ancients
Copper is one of the first metals with which people began to work around 5000 BC, during the so-called copper era (the chalcolithic period), when there was a radical transition…

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exhibit was exhibited

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 →

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Riddles of the Etruscans, who do not give rest to scientists
The people who inhabited the lands of modern Italian Tuscany a little more than two millennia ago, who called themselves “raseny”, left traces of a surprisingly rapid flourishing, and also…

...

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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