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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Ambiguous facts from the Bible, about which today archeologists and religious scholars argue
Perhaps there is no other such book in the world in which so many contradictions are found as in the Bible. There are constantly heated debates between atheists, archeologists and…

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Bail's treasures - unsolved cryptogram hiding the secret of countless riches
Reports of hidden and uncovered treasures, so even with an encrypted description of their location excite the imagination and modern man. Therefore, it is easy to imagine how a brochure…

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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

Mayan Crystal Skull Riddle: Ritual Props of the Priests or Fake Archaeologists
It was an early summer morning on the Yucatan Peninsula. Archaeologists who excavated the ancient Mayan temple recently woke up and were just about to start work. But the youngest…

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Egypt is not one: Where and why the ancients built the pyramids
Everyone knows about the famous pyramids of Egypt. Thanks to their huge size and amazingly accurate engineering, it seems that these otherworldly artifacts just grew up in the desert. But…

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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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