History

Monday, 24 November 2025
42 facts about Kyshtym disaster
42 facts about Kyshtym disaster
The first nuclear accident in Earth's history
Before information about it saw the light of day, the Soviets hid it for over 30 years. The explosion at the Mayak combine was the first nuclear accid ...

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Kyshtym disaster
At the epicenter of the explosion, contamination exceeded 1,000 X-rays per hour (1,000 R/h), or 10,000 millisieverts per hour (mSv/h).
Within 100 meters of the blast's epicenter, gamma radiation exceeded 360 R/h, exceeding the annual n ...
Medieval world
The Middle Ages brought two deadly epidemics to Europe.
The first, the Plague of Justinian, struck the Old Continent between 541 and 542, when it arrived in ...
Battle of Thermopylae
The slow march of the Persian army allowed the Greeks to organize their defenses.
Military leadership in the impending clash was taken by Sparta, which headed the Peloponnesian Union ...
Ancient Sumer
Eridu is considered the first city founded by the Sumer.
It is also believed to be the oldest city on Earth.
Mohenjo-daro
The first excavations were carried out only in the 1920s by the English archaeologist, John Marshall.
But as early as 1856, workers building a railroad that ran along the Indus Valley encountered many f ...
Mali Empire
The character of Mansa Musa was used in the fourth and sixth part of Sid Meier's Civilization video games.
He appeared as the leader of the Mali civilization.
Ancient Sumer
The most characteristic buildings of the Sumer civilization were ziggurats.
These are temple buildings with a stepped terrace structure. Currently, the best-preserved is the Ziggurat of Ur - built around 2100 B.C. Originally it was 21 meters high.
Dyatlov Pass incident
Dyatlov planned to climb the Otorten and Ojka-Czakur peaks in the Northern Urals.
Otorten was a gentle peak of Mount Kholat Syakhl but had never been climbed in winter conditions. Th ...
Medieval world
The medieval revision of the calendar and the introduction of anno Domini.
Before the year 525, the years were counted from the foundation of Rome, according to the rules of t ...
Dyatlov Pass incident
For health reasons, Yuri Yudin separated from the group on January 28.
Most likely, he got a sciatica attack and decided to withdraw from the expedition. It is safe to say ...