History

Sunday, 25 January 2026
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 ...
Mohenjo-daro
The area of ​​Mohenjo-daro is estimated at 300 ha, and the population at its peak at 40,000 people.
The size of the city and the availability of buildings suggest a high level of social organization. ...
Jamestown
John Smith probably arrived in North America in shackles.
It was a result of mutiny aboard the ship. Since his name was among those chosen to govern the settlement, it saved his life from being hanged. He was elected president of Jamestown in September 1608.
Black death
The Black Death pandemic swept through Asia, Europe, and the northern coasts of Africa between 1346 and 1353.
The exact toll of the disease is unknown, with estimates ranging from 75 to 200 million people killed.
Ancient Sumer
The most famous ruler of the period of the Sumer civilization is Gilgamesh.
He is the historic king of the city of Uruk, with a lot of legends surrounding him, making it diffic ...
Mali Empire
Imperial Malian architecture was characterized by Sudano-Sahelian architecture with a Malian sub-style - an example is the Great Mosque at Djenne.
This style is characterized by the use of basic earth materials. Another common, defining feature of ...
Masada
The night before the final Roman attack, Eleazar ben Jair, who commanded the defense, encouraged the fighters to commit suicide, to which they agreed.
This was an expression of despair, but also of great pride and courage in the face of inevitable def ...
Kyshtym disaster
The Soviets, not knowing the danger posed by radiation, disposed of radioactive waste very carelessly.
Initially, the liquid waste, which included isotopes of Cesium (Cs-137) and Strontium (Sr-90), was p ...
Mohenjo-daro
The main urban centers of this civilization were Harappa, Mohenjo-daro, Lothal, Kalibangan, Dholavira, and Rakhigarhi.
Mohenjo-daro was the most advanced city of its time, with extraordinary urban planning and infrastructure.
Kyshtym disaster
The tank explosion occurred on September 29, 1957.
About an hour and a half before the explosion, yellow smoke began to escape from the tank, which was ...