The nuclear coffin designed to store nuclear waste, could be leaked in the Pacific, UN Secretary General expressed concern.
A deadly bomb in the form of a harmless sphere.
Whether of natural or artificial origin, many unique craters impress by depths of up to hundreds of meters and their diameter in kilometers.
The plan was once considered safe by American scientists at the time.
If the Tsar Bomba, a 50 megaton nuclear bomb, exploded in the universe, many satellites would be burnt and the United States would lose power for days.
The series is mainly from the prestigious 150-year-old popular Science magazine of US history and NASA documents.
The secret letter revealed that the first British satellite cause of Ariel-1 was broken after an American nuclear test.
Korea conducted the latest nuclear test at Punggye-ri test site on September 3, 2017 and this is the biggest test ever, creating a 6.3-degree earthquake-equivalent vibration
According to Reuters, the test in early September 2017 may be the cause of two vibrations discovered on December 9, 2017, testing the Korean Punggye-ri nuclear.
Lake Chagan was the result of a thermonuclear explosion in 1965 at Semey's nuclear test site, Kazakhstan. Guests must wear a mask and wear protective clothing when visiting here.