Archeology
2,600-year-old seal discovered in ancient Jerusalem
Israeli archaeologists have found a seal engraved with ancient Jewish characters.
Letter
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Articles about Letter
225 published items.
Archeology
The grave of the Chinese granddaughter's granddaughter and the mysterious 4-letter 'open person will die' on the lid of the coffin
Xian is considered one of the places that keeps the famous Chinese antiquities through many dynasties.
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Einstein's most regretful thing
Einstein's actions indirectly caused hundreds of thousands of deaths after the atomic bombings. The famous theoretical physicist always regretted his decision.
Biology
The story of ancient oak 'matchmaking' for 100 lovers but is always lonely
In Germany there is a hundred-year-old oak tree called
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Why does the letter on the computer keyboard not in alphabetical order?
About 150 years ago, all papers and letters were handwritten with ink pens, and every 1 to 2 words people had to tap on ink bottles making writing very slow and easy to…
Archeology
The world's oldest Christian letter is found
This is considered to be the oldest Christian letter in the world from the year 230 AD written on an ancient Egyptian papyrus, to help better understand the first Christ…
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Special hand letters contribute to changing world history
Hand letter is an important part of human history for thousands of years. With only pen and paper, the famous hand letters below have contributed to changing the history…
Animal world
A cat was once the author of scientific research published in 1975
This is a true story that happened in 1975 and this study was reviewed, then published in Physical Review Letters to describe the experimental results of the discovery o…
Environment
Every second 14,000 tons of water flows into the sea because the Arctic ice melts
New research published in the journal Environmental Research Letters shows that ice melting in the Arctic causes 14,000 tons of water to flow into the oceans every secon…
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The Arecibo message is the first 'letter' sent to the aliens
Arecibo radio signal is the first message that humanity actively sends out to space. It is a binary code of 1,679 bits - the product of two primes 23 and 73.
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Typical types of writing in human history
According to archaeologists, ancient texts appeared earliest in major civilizations such as Mesopotamia, Egypt, India, and China.
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Secret letter
At the yard of the traditional house Hoa Binh Hydropower Plant has a trapezoidal concrete block. There was a sign engraved on it:
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Types of mysterious languages in the world
There are a number of languages in the world today that are only spoken and understood by a few people who know about them. These special languages are used by a gro…
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Why does the word 'STOP' save your life in case of straying in strange places?
Summer is the season of trips to conquer strange lands. These trekking or hiking trips are very exciting and exciting, but they are potentially dangerous.
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No phone, letters, Ninja how to transfer confidential information?
However, after successfully stealing information, the ninja will have to transfer that information. At that time, there was no telegram, email or phone. So, how will the…